Power Management ICs

Lithium-ion Battery Protection ICs

ABLIC has been developing and producing lithium-ion rechargeable battery protection ICs since 1993, and have a track record of 30 years in the industry. We offer a diverse lineup of approximately 2,100 battery protection ICs covering a wide range of cell counts, applications and protection functions. ABLIC also provides strong support for safety-oriented battery pack development including high accuracy, low current consumption, small and lightweight packages, cascade connection allowing connection in series for multi cell batteries, and second protection.

Series Name Datasheet Application Note Product Category Buy Online Parts List Features Application Overcharge detection voltage min. [V] Overcharge detection voltage max. [V] Overcharge detection voltage accuracy ±[mV] Overdischarge detection voltage min. [V] Overdischarge detection voltage max. [V] Overdischarge detection voltage accuracy ±[mV] Overcurrent detection voltage min. [V] Overcurrent detection voltage max. [V] Overcurrent detection voltage accuracy ±[mV] Overcharge detection delay Sort order Operation temp. min. [°C] Operation temp. max. [°C] Package
Series name
S-8203A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell 3.55 4.50 25 2.0 3.2 80 0.050 0.300 15.00 External delay capacitor 660 -40 85 16-pin TSSOP
S-8204A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell, 4-cell 3.80 4.60 25 2.0 3.0 80 0.050 0.300 15.00 External delay capacitor 670 -40 85 16-pin TSSOP
S-8204B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell, 4-cell 3.65 4.60 25 2.0 3.0 80 0.050 0.300 15.00 External delay capacitor 680 -40 85 16-pin TSSOP
S-8205A/B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 4-cell, 5-cell 3.55 4.40 25 2.0 3.2 80 0.050 0.300 15.00 External delay capacitor 740 -40 85 16-pin TSSOP
S-8206A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 1-cell 3.50 5.00 20 - - - - - - Built-in delay timer 520 -40 85 SNT-6A, HSNT-6(1212)
S-8209A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring Cell-balance function 3.55 4.40 25 2.0 3.0 50 - - - External delay capacitor 840 -40 85 8-pin TSSOP, SNT-8A
S-8209B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring Cell-balance function 3.55 4.40 25 2.0 3.0 50 - - - External delay capacitor 850 -40 85 8-pin TSSOP, SNT-8A
S-8215A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell 3.60 4.70 25 - - - - - - Built-in delay timer 980 -40 85 SNT-8A, TMSOP-8
S-8215C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell 2.70 4.70 20 - - - - - - Built-in delay timer 970 -40 85 SNT-8A, TMSOP-8
S-8216A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 1-cell 4.00 5.00 15 - - - 0.003 0.100 1.50 Built-in delay timer 510 -40 85 SNT-6A
S-821A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(High-side protection)		 3.50 4.80 15 2.0 3.0 50 -0.003 -0.100 1.00 Built-in delay timer 290 -40 85 SNT-8A, WLP-8V
S-821B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(High-side protection)		 3.50 4.80 15 2.0 3.0 50 -0.003 -0.100 0.75 Built-in delay timer 291 -40 85 SNT-8A, WLP-8V
S-8223A/B/C/D Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 2-cell, 3-cell 3.60 4.70 20 - - - - - - Built-in delay timer 920 -40 85 SNT-6A
S-8224A/B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 2-cell, 3-cell, 4-cell 3.60 4.70 20 - - - - - - Built-in delay timer 930 -40 85 SNT-8A
S-8225A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell 3.50 4.40 20 2.0 3.2 80 - - - External delay capacitor 820 -40 85 16-pin TSSOP
S-8225B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell 3.50 4.40 20 2.2 3.2 80 - - - External delay capacitor 830 -40 85 16-pin TSSOP
S-8229A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring Battery monitoring - - - - - - - - - -- 860 -40 85 SOT-23-6, SNT-6A
S-8239A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Overcurrent monitoring For multi-serial-cell pack - - - - - - 0.040 0.300 15.00 Built-in delay timer 1010 -40 85 SOT-23-6
S-8239B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Overcurrent monitoring For multi-serial-cell pack - - - - - - 0.040 0.300 15.00 Built-in delay timer 1020 -40 85 SOT-23-6
S-8240A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 20 2.0 3.4 50 0.015 0.200 5.00 Built-in delay timer 450 -40 85 SOT-23-6, SNT-6A, HSNT-6(1212)
S-8240B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 20 2.0 3.4 50 0.015 0.100 3.00 Built-in delay timer 460 -40 85 SNT-6A, HSNT-6(1212)
S-8244 Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 1-cell, 2-cell, 3-cell, 4-cell 3.70 4.50 25 - - - - - - External delay capacitor 950 -40 85 SNT-8A, TMSOP-8
S-8245A/C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell, 4-cell, 5-cell
(Temperature protection function)		 3.55 4.60 20 2.0 3.2 80 0.020 0.300 10.00 External delay capacitor 700 -40 85 24-pin SSOP
S-8245B/D Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell, 4-cell, 5-cell
(Temperature protection function)		 3.55 4.60 20 2.0 3.2 80 0.020 0.300 10.00 External delay capacitor 710 -40 85 24-pin SSOP
S-8252 Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell 3.55 4.60 20 2.0 3.0 50 0.050 0.400 10.00 Built-in delay timer 640 -40 85 SOT-23-6, SNT-6A
S-8253C/D Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell, 3-cell 3.90 4.40 25 2.0 3.0 80 0.050 0.300 25.00 Built-in delay timer 650 -40 85 8-pin TSSOP
S-8254A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 3-cell, 4-cell 3.90 4.45 25 2.0 3.0 80 0.050 0.300 25.00 External delay capacitor 690 -40 85 16-pin TSSOP
S-8255A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell
(Temperature protection function)		 3.55 4.60 20 2.0 3.2 80 - - - External delay capacitor 800 -40 85 20-pin TSSOP
S-8255B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell
(Temperature protection function)		 3.55 4.60 20 2.0 3.2 80 - - - External delay capacitor 810 -40 85 20-pin TSSOP
S-8259A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 1-cell 3.50 4.60 20 2.0 3.4 50 - - - Built-in delay timer 500 -40 85 SOT-23-6
S-8261 Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.60 4.50 25 2.0 3.0 50 0.050 0.300 15.00 Built-in delay timer 470 -40 85 SOT-23-6
S-8264A/B/C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 2-cell, 3-cell, 4-cell 4.20 4.80 25 - - - - - - Built-in delay timer 940 -40 85 SNT-8A, 8-pin TSSOP
S-8265C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell (Cell-balance function) 2.75 4.70 20 - - - - - - Built-in delay timer 960 -40 85 SNT-8A, TMSOP-8
S-8269B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Overcurrent monitoring For multi-serial-cell pack - - - - - - 0.003 0.100 1.50 Built-in delay timer 1000 -40 85 SNT-6A
S-82A1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 20 2.0 3.0 50 0.010 0.100 3.00 Built-in delay timer 230 -40 85 SNT-6A, DFN-6(1414)A
S-82A2A/B/C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell
(Sense resistor type)		 3.50 4.80 15 2.0 3.0 50 0.003 0.100 1.00 Built-in delay timer 600 -40 85 SNT-8A, HSNT-8(1616)
S-82B1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 20 2.0 3.0 50 0.010 0.100 3.00 Built-in delay timer 420 -40 85 SNT-6A
S-82B1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 20 2.0 3.0 50 0.010 0.100 3.00 Built-in delay timer 430 -40 85 SNT-6A
S-82B2A/B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell
(Sense resistor type)		 3.50 4.80 20 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 610 -40 85 SNT-8A, HSNT-8(1616)
S-82B4A/5A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 4-cell, 5-cell 3.90 4.50 20 2.0 3.2 50 0.010 0.200 5.00 External delay capacitor 720 -40 85 16-pin TSSOP
S-82C1E Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 20 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 200 -40 85 DFN-8(1616)
S-82C1F Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 20 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 210 -40 85 SNT-6A, DFN-6(1414)A
S-82C2A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell 3.50 4.80 20 2.0 3.0 50 0.003 0.400 3.00 Built-in delay timer 620 -40 85 SOT-23-6, SNT-6A
S-82C2B/C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 2-cell 3.50 4.80 20 2.0 3.0 50 0.003 0.400 3.00 Built-in delay timer 630 -40 85 SNT-8A, HSNT-8(1616)
S-82C4A/5A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 4-cell, 5-cell
(Temperature protection function)		 3.90 4.50 20 2.0 3.2 50 0.010 0.200 5.00 External delay capacitor 730 -40 85 16-pin TSSOP
S-82D1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Temperature protection function)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 300 -40 85 HSNT-8(1616)
S-82F1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 170 -40 85 HSNT-8(1616)
S-82F1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 180 -40 85 SNT-6A
S-82F1C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 190 -40 85 HSNT-8(1616)
S-82F5B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell 3.50 4.70 20 1.5 3.2 80 - - - Built-in delay timer 817 -40 85 SNT-8A, TMSOP-8
S-82G1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Charge-discharge current path separation)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 480 -40 85 HSNT-8(1616)
S-82G1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Charge-discharge current path separation)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 490 -40 85 HSNT-8(1616)
S-82H1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 150 -40 85 HSNT-8(1616)
S-82H1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 160 -40 85 SNT-6A
S-82H4 Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell
(With constant voltage output pin for RTC)		 3.60 4.80 15 - - - - - - Built-in delay timer 910 -40 85 DFN-8(2020)A, HSNT-8(1616)
S-82H5B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Voltage monitoring 3-cell, 4-cell, 5-cell 3.50 4.70 15 1.5 3.2 80 - - - Built-in delay timer 815 -40 85 SNT-8A, TMSOP-8
S-82K1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.00 Built-in delay timer 130 -40 85 HSNT-8(1616)
S-82K1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 1.00 Built-in delay timer 140 -40 85 SNT-6A, HSNT-6(1618)
S-82K3/K4 Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell
(With constant voltage output pin for RTC,
enabling any order of battery connection)		 3.60 4.80 15 - - - - - - Built-in delay timer 900 -40 85 DFN-8(2020)A, HSNT-8(1616)
S-82K5B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell 3.50 4.70 20 - - - - - - Built-in delay timer 958 -40 85 SNT-8A, TMSOP-8
S-82L1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Alarm function)		 4.20 4.60 12 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 440 -40 85 SNT-6A
S-82M1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.60 15 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 220 -40 85 SNT-6A
S-82M5B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell 3.50 4.70 15 - - - - - - Built-in delay timer 956 -40 85 SNT-8A, TMSOP-8
S-82N1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 15 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 400 -40 85 SNT-6A
S-82N1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell 3.50 4.60 15 2.0 3.0 50 0.003 0.100 3.00 Built-in delay timer 410 -40 85 SNT-6A
S-82P1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.80 15 2.0 3.0 50 0.003 0.100 0.75 Built-in delay timer 110 -40 85 HSNT-8(1616)
S-82P1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.80 15 2.0 3.0 50 0.003 0.100 0.75 Built-in delay timer 120 -40 85 HSNT-6(1618), SNT-6A
S-82P5B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Secondary protection 3-cell, 4-cell, 5-cell 2.70 4.70 15 - - - - - - Built-in delay timer 966 -40 85 SNT-8A, TMSOP-8
S-82R1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Cell voltage monitor)		 3.50 4.80 15 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 350 -40 85 HSNT-8(1616)
S-82S1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Cell voltage monitor)		 3.50 4.80 15 2.0 3.0 50 0.003 0.100 1.00 Built-in delay timer 340 -40 85 HSNT-8(1616)
S-82T1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Alarm function)		 3.50 4.80 12 2.0 3.0 50 0.003 0.100 1.50 Built-in delay timer 330 -40 85 HSNT-8(1616)
S-82U1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Alarm function)		 3.50 4.80 12 2.0 3.0 50 0.003 0.100 1.00 Built-in delay timer 320 -40 85 HSNT-8(1616)
S-82V1A Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Alarm function)		 3.50 4.80 12 2.0 3.0 50 0.003 0.100 0.75 Built-in delay timer 310 -40 85 HSNT-8(1616)
S-82Y1B Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.80 15 2.0 3.0 50 0.003 0.050 0.50 Built-in delay timer 100 -40 85 SNT-6A, HSNT-6(1618)
S-82Y1C Lithium-ion Battery Protection ICs chip1stop CoreStaFF Digi-Key MOUSER Battery protection 1-cell
(Sense resistor type)		 3.50 4.80 10 2.0 3.0 50 0.003 0.050 0.50 Built-in delay timer 99 -40 85 HSNT-6(1618)