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S-19310(Monitors output voltage of built-in LDO voltage regulator)
S-19315(Monitors voltage at SENSE pin connection)
S-19316(Monitors input voltage of built-in LDO voltage regulator)
The S-19310 Series, developed by using high-withstand voltage CMOS process technology, is a positive voltage regulator with the reset function, which has high-withstand voltage and low current consumption.
Regarding a release signal output in the reset function, the S-19310 Series enables delay time adjustment by an external capacitor. Output form of the reset function is selectable from Nch open-drain output or CMOS output.
Features
Regulator block
- Output voltage
- 2.9 V to 5.3 V, selectable in 0.1 V step
- Input voltage
- 3.0 V to 36.0 V
- Output voltage accuracy
- ±2.0% (Tj = −40°C to +125°C)
- Dropout voltage
- 240 mV typ. (VOUT(S) = 5.0 V, IOUT = 30 mA)
- Output current
- Possible to output 40 mA (VIN = VOUT(S) + 2.0 V)*1
- Input and output capacitors
- A ceramic capacitor can be used. (1.0 μF or more)
- Built-in overcurrent protection circuit
- Limits overcurrent of output transistor
- Built-in thermal shutdown circuit
- Detection temperature 160°C typ.
Detector block
- Detection voltage
- 2.6 V to VOUT(S) − 0.3 V, selectable in 0.1 V step
- Operation voltage
- A type: 1.8 V to 36.0 V
B type: 2.5 V to 36.0 V - Detection voltage accuracy
- ±2.0% (Tj = −40°C to +125°C)
- Hysteresis width selectable from "Available" / "Unavailable"
- "Available": 5.0% ≤ VHYS ≤ 30.0% (Tj = −40°C to +125°C)
"Unavailable": VHYS = 0% - Release delay time accuracy
- ±20% (CD = 3.3 nF, Tj = −40°C to +125°C)
- Output form
- Nch open-drain output
CMOS output
Overall
- Current consumption
- 2.2 μA typ. (Tj = −40°C to +125°C)
- Operation temperature range
- Ta = −40°C to +125°C
- Lead-free (Sn 100%), halogen-free
- Withstand 45 V load dump
- AEC-Q100 qualified*2
*1. Please make sure that the loss of the IC will not exceed the power dissipation when the output current is large.
*2. Contact our sales representatives for details.
Applications
- Constant-voltage power supply and reset circuit for automotive electric component
- Power supply and reset circuit for low-current battery-powered device