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TSM1121C Fiches technique(PDF) 4 Page - STMicroelectronics

No de pièce TSM1121C
Description  3.3V 5V 12V HOUSEKEEPING IC
PDF  11 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TSM1121C Fiches technique(HTML) 4 Page - STMicroelectronics

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TSM1121
Electrical Characteristics
4/11
Fig. 1: Application Schematic
Fig. 2: Internal Schematic
PRIMARY
RECT.
MAIN
CONV.
12V
5V
3.3V
AUX.
CONV.
5Vstby
Vcc
~
TSM1121
Over & Undervoltage Protection
Reference
Logic
Sequencer
12V
5V
3.3V
5Vstby
PG
REM
FAULT
PWM + OPTO
PWM + OPTO
+ Vref
+ Vref
OVP
Vref
HOUSEKEEPING
LOGIC
SECONDARY
Vcc
Vs12
Vs5
Vs33
PG
REM
FROM
MAIN
CONV.
POWER
SUPPLY
OUTPUT
12V
5V
3.3V
12V
5V
3.3V
PI
TO
UVP
Trem
Tpg
UV
BLANK
Tuv
FAULT
Gnd
TSM1121
Vref
Ep



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