Series Name Datasheet Application Note Product Category Buy Online Parts List Features Type Transistor Control method VIN min. [V] VIN max. [V] Absolute maximum rating [V] IOUT [A] VOUT min. [V] VOUT max. [V] Frequency [kHz] Efficiency [%] Function Operation temp. min. [°C] Operation temp. max. [°C] Package
Series name
S-19902/19903 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 36V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 36.0 45.0 0.6 2.5 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030), HSNT-6(2025)
S-19902/19903 C/D Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 36V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 36.0 45.0 0.6 2.5 12.0 400 95 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030), HSNT-6(2025)
S-19904/19905 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 36V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 36.0 45.0 1.0 2.5 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030)
S-19912/19913 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER SSCG*, 36V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 36.0 45.0 0.6 2.5 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown, SSCG* -40 125 HTMSOP-8, HSNT-8(2030)
S-19914/19915 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER SSCG*, 36V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 36.0 45.0 1.0 2.5 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown, SSCG* -40 125 HTMSOP-8, HSNT-8(2030)
S-19932/19933 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 18V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 18.0 22.0 0.6 1.0 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030), HSNT-6(2025)
S-19932/19933 C/D Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 18V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 18.0 22.0 0.6 2.5 12.0 400 95 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030), HSNT-6(2025)
S-19934/19935 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 18V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 18.0 22.0 1.0 1.0 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030)
S-19942/19943 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER SSCG*, 18V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 18.0 22.0 0.6 1.0 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown, SSCG* -40 125 HTMSOP-8, HSNT-8(2030)
S-19944/19945 A/B Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER SSCG*, 18V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 4.0 18.0 22.0 1.0 1.0 12.0 2200 91 Current limit, Short-circuit protection, Thermal shutdown, SSCG* -40 125 HTMSOP-8, HSNT-8(2030)
S-19952/19953 Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 5.5V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 2.7 5.5 6.5 0.6 0.8 3.3 2250 95 Current limit, Short-circuit protection, Thermal shutdown, Power Good -40 125 HTMSOP-8, HSNT-8(1616)B
S-19954/19955 Automotive Switching Regulators (DC-DC Converters) chip1stop CoreStaFF Digi-Key MOUSER 5.5V input, Small packages Step-down Built-in PWM control,
PWM/PFM switching control		 2.7 5.5 6.5 1.0 0.8 3.3 2250 95 Current limit, Short-circuit protection, Thermal shutdown, Power Good -40 125 HTMSOP-8, HSNT-8(1616)B
S-19980 Automotive Switching Regulators (DC-DC Converters) Step-up / Flyback, 36V input, Small packages Step-up External PWM/PFM switching control 3.0 36.0 45.0 - - - 2200, 400 - Current limit, Short-circuit protection, Thermal shutdown -40 125 HTMSOP-8, HSNT-8(2030)
S-19989 Automotive Switching Regulators (DC-DC Converters) Start-Stop, 36V input, Small packages Step-up External PWM/PFM switching control 3.0 36.0 45.0 - 6.8 8.5 2200, 400 - Current limit, Short-circuit protection, Thermal shutdown, STATUS -40 125 HTMSOP-8, HSNT-8(2030)
S-19990 Automotive Switching Regulators (DC-DC Converters) Step-up / Flyback, SSCG*, 36V input, Small packages Step-up External PWM/PFM switching control 3.0 36.0 45.0 - - - 2200, 400 - Current limit, Short-circuit protection, Thermal shutdown, SSCG* -40 125 HTMSOP-8, HSNT-8(2030)
S-19999 Automotive Switching Regulators (DC-DC Converters) Start-Stop, SSCG*, 36V input, Small packages Step-up External PWM/PFM switching control 3.0 36.0 45.0 - 6.8 8.5 2200, 400 - Current limit, Short-circuit protection, Thermal shutdown, SSCG*, STATUS -40 125 HTMSOP-8, HSNT-8(2030)

*SSCG: Spread spectrum clock generation function