TSM1121ID STMicroelectronics, TSM1121ID Datasheet - Page 4

• Manufacturer Part Number: TSM1121ID
• Description: IC HOUSEKEEPING MULT OTPT 14SOIC
• Manufacturer: STMicroelectronics
• Type: Multi-Voltage Supervisorr

Specifications of TSM1121ID

• Number Of Voltages Monitored: 3
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 4V, 6.1V, 14.2V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output: -
• Reset: -
• Other names: 497-2335-5

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