Power Management ICs

5.5 V Input, 100 mA, 0.35 μA Current Consumption Voltage Regulator S-1317 Series

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