Features
| | Drives both a high side and low side N-channel MOSFET |
| | Independently programmable high and low side rising edge delay |
| | Bootstrap supply voltage range up to 118V DC |
| | Fast turn-off propagation delay (25 ns typical) |
| | Drives 1000 pF loads with 15 ns rise and fall times |
| | Supply rail under-voltage lockout |
| | Low power consumption |
| | Timer can be terminated midway through sequence |
General Description
The LM5102 High Voltage Gate Driver is designed to drive both the high side and the low side N-Channel MOSFETs in a synchronous buck or a half bridge configuration. More...
| |
Typical Application
*click for larger image
| Parameters | Values |
| Topology |
Synchronous Buck, Bridge |
| Input Max Voltage |
100 Volt |
| Supply Min |
7.5 Volt |
| Supply Max |
14 Volt |
| Peak Sink Current |
2 Amp |
| Peak Source Current |
2 Amp |
| Output Rise Time (tr) |
10 ns |
| Output Fall Time tf |
10 ns |
| Bottom Driver Prop Delay |
35 ns |
| TopDriver PropDelay |
35 ns |
| PulseWidth Min |
50 ns |
| Quiescent Current |
0.4 mA |
| HighSide Drive |
Yes |
| LowSide Drive |
Yes |
| Outputs |
2 |
| LowGate Enable |
No |
| UVLO |
Yes |
| Shut down |
No |
| Internal BootDiode |
Yes |
| Input Control |
Dual, independent |
| Special Features |
Independent programmable delay (rising edge) |
| RegType |
MOSFET Driver |
| Temperature Min |
-40 deg C |
| Temperature Max |
125 deg C |
Typical Performance
*click for larger image
| |
Also Recommended
| LM5104▲ | Single PWM Input, Adaptive Deadtime W/ Programmable Delay |
| LM5105▲ | Programmable Dead Time |
Additional Resources
Online Seminars
Application Notes

Block Diagram
click for larger image
|