TC1070/TC1071/TC1187
50 mA, 100 mA and 150 mA Adjustable CMOS LDOs with Shutdown
Features:
• 50 µA Ground Current for L...
TC1070/TC1071/TC1187
50 mA, 100 mA and 150 mA Adjustable CMOS LDOs with Shutdown
Features:
50 µA Ground Current for Longer Battery Life Adjustable Output Voltage Very Low Dropout Voltage Choice of 50 mA (TC1070), 100 mA (TC1071)
and 150 mA (TC1187) Output Power-Saving Shutdown mode Overcurrent and Overtemperature Protection Space-Saving 5-Pin SOT-23 Package Pin Compatible with Bipolar
Regulators
Applications:
Battery Operated Systems Portable Computers Medical Instruments Instrumentation Cellular/GSM/PHS Phones Linear Post-
Regulators for SMPS Pagers
Typical Application
VIN 1 VIN
VOUT 5
TC1070
TC1071
2
TC1187 GND
C1 + 1 µF
VOUT R1
3 SHDN
4 ADJ
R2
Shutdown Control (from Power Control Logic)
VOUT = VREF RR-----12- + 1
Description:
The TC1070, TC1071 and TC1187 devices are adjustable LDOs designed to supersede a variety of older (bipolar) voltage
regulators. Total supply current is typically 50 µA at full l...
