The S-1317 Series, developed by using the CMOS technology, is a positive voltage regulator IC, which features super low current consumption and low dropout voltage. This IC has low current consumption of 0.35 μA typ. and high-accuracy output voltage of ±1.0%. It is most suitable for use in portable equipment and battery-powered devices.
Features
- Output voltage
- 1.0 V to 3.5 V, selectable in 0.05 V step
- Input voltage
- 1.5 V to 5.5 V
- Output voltage accuracy
- ±1.0% (1.0 V to 1.45 V output product: ±15 mV) (Ta = +25°C)
- Dropout voltage
- 20 mV typ. (2.5 V output product, at Iout = 10 mA) (Ta = +25°C)
- Current consumption during operation
- 0.35 μA typ. (Ta = +25°C)
- Output current
- Possible to output 100 mA (at VIN ≥ VOUT(S) + 1.0 V)*1
- Input capacitor
- A ceramic capacitor can be used. (1.0 μF or more)
- Output capacitor
- A ceramic capacitor can be used. (1.0 μF to 100 μF)
- Built-in overcurrent protection circuit
- Limits overcurrent of output transistor.
- Operation temperature range
- Ta = −40°C to +85°C
- Lead-free (Sn 100%), halogen-free
*1. Please make sure that the loss of the IC will not exceed the power dissipation when the output current is large.
Applications
- Constant-voltage power supply for battery-powered device
- Constant-voltage power supply for portable communication device, digital camera, and digital audio player
- Constant-voltage power supply for home electric appliance