| Part Number | LM27964 Datasheet |
|---|---|
| Manufacturer | National Semiconductor |
| Overview |
The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting. The LM27964 can drive up to 6 LEDs in parallel along with multiple keypad LEDs, with a total ou.
* 87% Peak LED Drive Efficiency * 0.2% Current Matching between Current Sinks * Drives 6 LEDs with up to 30mA per LED in two distinct * * * * * * * groups, for backlighting two displays (main LCD and sub LCD) Dedicated Keypad LED Driver with up to 80mA of drive current Independent Resistor-Programm. |
LM27964 Datasheet and Specifications PDF
The LM27964 is a White LED Driver System.
Key Specifications
| Mount Type | Surface Mount |
|---|---|
| Pins | 24 |
| Max Voltage (typical range) | 5.5 V |
| Min Voltage (typical range) | 2.7 V |
| Height | 800 µm |
| Length | 4 mm |
| Width | 4 mm |
| Max Operating Temp | 85 °C |
| Part Number | LM27964 Datasheet |
|---|---|
| Description | White LED Driver |
| Manufacturer | Texas Instruments |
| Overview |
The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting. The LM27964 can drive up to 6 LEDs in parallel along with multiple keypad LEDs, with a total ou.
1
*2 87% Peak LED Drive Efficiency * 0.2% Current Matching between Current Sinks * Drives 6 LEDs with up to 30mA per LED in Two Distinct Groups, for Backlighting Two Displays (main LCD and sub LCD) * Dedicated Keypad LED Driver with up to 80mA of Drive Current * Independent Resistor-Programmable Cur. |