| Part Number | LM27951SD | LM27952SD | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
|   |   | |
| Product Status | Not For New Designs | Obsolete | 
| Type | DC DC Regulator | DC DC Regulator | 
| Topology | Switched Capacitor (Charge Pump) | Switched Capacitor (Charge Pump) | 
| Internal Switch(s) | Yes | Yes | 
| Number of Outputs | 4 | 4 | 
| Voltage - Supply (Min) | 2.8V | 3V | 
| Voltage - Supply (Max) | 5.5V | 5.5V | 
| Voltage - Output | 2.5V ~ 3.9V | 2.5V ~ 3.9V | 
| Current - Output / Channel | 30mA | 30mA | 
| Frequency | 750kHz | 750kHz | 
| Dimming | PWM | PWM | 
| Applications | Backlight | Backlight | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 14-WFDFN Exposed Pad | 14-WFDFN Exposed Pad | 
| Supplier Device Package | 14-WSON (4x3) | 14-WSON (4x3) |