Product overview
Description
The TSM1012 is a highly integrated solution for SMPS applications requiring the CV (constant voltage) and CC (constant current) mode.
TheTSM1012 device integrates one voltage reference and two operational amplifiers (with ORed outputs - common collectors).
The voltage reference combined with one operational amplifier makes it an ideal voltage controller. The other operational amplifier, combined with few external resistors and the voltage reference, can be used as a current limiter.
-
All features
- Constant voltage and constant current control
- Low consumption
- Low voltage operation
- Low external component count
- Current sink output stage
- Easy compensation
- High ac mains voltage rejection
- Voltage reference
- Fixed output voltage reference 1.25 V
- 0.5% and 1% voltage precision
EDA Symbols, Footprints and 3D Models
STMicroelectronics - TSM1012
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Symbols

Footprints

3D models
Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
---|---|---|---|---|---|
TSM1012AID | Active | SO-8 | Industrial | Ecopack1 (*) | |
TSM1012AIDT | Active | SO-8 | Industrial | Ecopack2 (**) | |
TSM1012ID | Active | SO-8 | Industrial | Ecopack2 (**) | |
TSM1012IDT | Active | SO-8 | Industrial | Ecopack2 (**) |
Marketing Status
Package
SO-8
Grade
Industrial
RoHS Compliance Grade
Ecopack1 (*)
Marketing Status
Package
SO-8
Grade
Industrial
RoHS Compliance Grade
Ecopack2 (**)
Marketing Status
Package
SO-8
Grade
Industrial
RoHS Compliance Grade
Ecopack2 (**)
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | Reference Voltage (V) (nom) | ||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
min | max | ||||||||||||||||||||||||||||||||||||||
TSM1012AID | Active | 0.3993 / 1k | Available at distributors Distributor availability of TSM1012AID
Distributor reported inventory date: | | | | Buy from Distributor | | SO-8 | Tube | MOROCCO | EAR99 | NEC | 0 | 105 | 1.25 | |||||||||||||||||||||||
TSM1012IDT | Active | 0.3416 / 1k | Available at 3 distributors Distributor availability of TSM1012IDT
Distributor reported inventory date: 4/1/2025 | | | | Buy from Distributor | | SO-8 | Tape and Reel | MOROCCO | EAR99 | NEC | 0 | 105 | 1.25 | |||||||||||||||||||||||
TSM1012AIDT | Active | 0.3993 / 1k | Available at 2 distributors Distributor availability of TSM1012AIDT
Distributor reported inventory date: 4/1/2025 | | | | Buy from Distributor | | SO-8 | Tape and Reel | MOROCCO | EAR99 | NEC | 0 | 105 | 1.25 | |||||||||||||||||||||||
TSM1012ID | Active | 0.3416 / 1k | Available at 2 distributors Distributor availability of TSM1012ID
Distributor reported inventory date: 4/1/2025 | | | | Buy from Distributor | | SO-8 | Tube | MOROCCO | EAR99 | NEC | 0 | 105 | 1.25 |
TSM1012AID Active
Part Number:
TSM1012AID
Operating Temperature (°C)
Min:
0
Max:
105
Reference Voltage (V) (nom):
1.25
Distributor reported inventory date:
Stock
Min.Order
TSM1012IDT Active
Part Number:
TSM1012IDT
Operating Temperature (°C)
Min:
0
Max:
105
Reference Voltage (V) (nom):
1.25
MOUSER
Stock
4965Min.Order
1DIGIKEY
Stock
7273Min.Order
1Newark Element14
Stock
47Min.Order
0Distributor reported inventory date: 4/1/2025
Stock
Min.Order
TSM1012AIDT Active
Part Number:
TSM1012AIDT
Operating Temperature (°C)
Min:
0
Max:
105
Reference Voltage (V) (nom):
1.25
MOUSER
Stock
8494Min.Order
1DIGIKEY
Stock
4037Min.Order
1Distributor reported inventory date: 4/1/2025
Stock
Min.Order
TSM1012ID Active
Part Number:
TSM1012ID
Operating Temperature (°C)
Min:
0
Max:
105
Reference Voltage (V) (nom):
1.25
MOUSER
Stock
1950Min.Order
1DIGIKEY
Stock
4000Min.Order
1Distributor reported inventory date: 4/1/2025
Stock
Min.Order
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors