Texas Instruments LM4970SDX/NOPB LED Drivers
IC LED DRVR LIN DIM 42MA 14WSON
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM4970SDX/NOPB
Detailed Description
IC LED DRVR LIN DIM 42MA 14WSON
Package
14-WFDFN Exposed Pad
Key Features
Package / Case: 14-WFDFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM4970SDX/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM4970SDX/NOPB LED Drivers technical specifications.
General
Package / Case
14-WFDFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Type
Linear
Internal Switch S
Yes
Current Output Channel
42mA
Number of Outputs
3
Voltage Supply Max
5.5V
Voltage Supply Min
2.7V
Dimming
PWM
Alternate Parts Comparison (LM4970SDX/NOPB vs LM27952SD/NOPB vs LM3551SD vs LM3551SDX)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 14-WFDFN Exposed Pad | 14-WFDFN Exposed Pad | 14-WFDFN Exposed Pad | 14-WFDFN Exposed Pad |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Current Output Channel | 42mA | 30mA | 1A (Flash) | 1A (Flash) |
| Internal Switch S | Yes | Yes | Yes | Yes |
| Type | Linear | DC DC Regulator | DC DC Regulator | DC DC Regulator |
| Voltage Supply Max | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage Supply Min | 2.7V | 3V | 2.7V | 2.7V |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Applications | Backlight | -- | Camera Flash | Camera Flash |
| Number of Outputs | 3 | -- | 1 | 1 |
| Frequency | -- | 750kHz | 1.25MHz | 1.25MHz |
| Topology | -- | Switched Capacitor (Charge Pump) | Step-Up (Boost) | Step-Up (Boost) |
| Action |
More Parts in LED Drivers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LM27952SD/NOPBTexas InstrumentsWhite LED adaptive 1.5X/1X switched capacitor current driver with 3V-5.5V input voltage range