Texas Instruments LM3743MMX-1000/NOPB DC DC Switching Controllers
IC REG CTRLR BUCK 10MSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3743MMX-1000/NOPB
Detailed Description
IC REG CTRLR BUCK 10MSOP
Package
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Key Features
Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM3743MMX-1000/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3743MMX-1000/NOPB DC DC Switching Controllers technical specifications.
General
Package / Case
10-MSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
3V ~ 5.5V
Output Type
Transistor Driver
Switching Frequency
300kHz
Number of Outputs
1
Topology
Buck
Control Features
Current Limit, Enable, Soft Start, Tracking
Output Configuration
Positive
Alternate Parts Comparison (LM3743MMX-1000/NOPB vs LM5033MM vs LM5033MMX/NOPB vs LM5022MMX)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 10-MSOP | 10-MSOP | 10-MSOP | 10-MSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 3V ~ 5.5V | 15V ~ 90V | 15V ~ 90V | 6V ~ 60V |
| Switching Frequency | 300kHz | 200kHz, 600kHz | 200kHz, 600kHz | 200kHz ~ 990kHz |
| Clock Sync | No | Yes | Yes | Yes |
| Control Features | Current Limit, Enable, Soft Start, Tracking | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start |
| Function | Step-Down | Step-Up/Step-Down | Step-Up/Step-Down | Step-Up, Step-Up/Step-Down |
| Number of Outputs | 1 | 2 | 2 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| Output Type | Transistor Driver | PWM Signal | PWM Signal | Transistor Driver |
| Action |
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