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ST1S12GR

STMicroelectronics
Part Number ST1S12GR
Manufacturer STMicroelectronics
Description Synchronous rectification
Published Aug 27, 2014
Detailed Description ST1S12XX ST1S12XX12, ST1S12XX18 Synchronous rectification with enable, 0.7 A, 1.7 MHz fixed or adjustable step-down swit...
Datasheet PDF File ST1S12GR PDF File

ST1S12GR
ST1S12GR

Overview
ST1S12XX ST1S12XX12, ST1S12XX18 Synchronous rectification with enable, 0.
7 A, 1.
7 MHz fixed or adjustable step-down switching regulator in TSOT23-5L Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Step-down current mode PWM (1.
7 MHz) DCDC converter 3% DC output voltage tolerance Synchronous rectification Fixed output voltage 1.
2 V, 1.
8 V, and ADJ (available on request 1.
5 V, 2.
5 V and 3.
3 V) Enable function Internal soft start Typical efficiency: > 90% 0.
7 A output current capability Not switching quiescent current: max 650 µA over temperature range RDSON typ.
250 mΩ and 400 mΩ Uses tiny capacitors and inductors Operative junction temp.
-40 °C to 125 °C Available in TSOT23-5L package guaranteed by the current mode PWM topology and by the use of low ESR SMD ceramic capacitors.
The device is thermally protected and the current is limited to prevent damage due to accidental short-circuit.
The ST1S12 is available in the TSOT23-5L package.
TSOT23-5L Description The ST1S12 is a step down DC-DC converte...


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