Texas Instruments LM27952SD/NOPB LED Drivers
White LED adaptive 1.5X/1X switched capacitor current driver with 3V-5.5V input voltage range
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM27952SD/NOPB
Detailed Description
White LED adaptive 1.5X/1X switched capacitor current driver with 3V-5.5V input voltage range
Package
14-WFDFN Exposed Pad
Key Features
Package: 14-WFDFN Exposed Pad; Frequency: 750kHz
Lifecycle Status
Active
Datasheet
LM27952SD/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM27952SD/NOPB LED Drivers technical specifications.
General
RoHS
Yes
Number of Channels
4
Package / Case
14-WFDFN Exposed Pad
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
3V ~ 5.5V
Lifecycle Status
Active
Application
Backlight
Package
14-WFDFN Exposed Pad
Frequency
750kHz
Type
DC DC Regulator
Alternate Parts Comparison (LM27952SD/NOPB vs LM4970SDX/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) |
| Supply Voltage | 3V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Obsolete | Obsolete | Obsolete |
| Current Output Channel | 30mA | 42mA | 1A (Flash) | 1A (Flash) |
| Internal Switch S | Yes | Yes | Yes | Yes |
| Number of Outputs | 4 | 3 | 1 | 1 |
| Package | 14-WFDFN Exposed Pad | 14-WFDFNExposedPad | 14-WFDFNExposedPad | 14-WFDFN Exposed Pad |
| Type | DC DC Regulator | Linear | DC DC Regulator | DC DC Regulator |
| Frequency | 750kHz | -- | 1.25MHz | 1.25MHz |
| Topology | Switched Capacitor (Charge Pump) | -- | Step-Up (Boost) | Step-Up (Boost) |
| Action |
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