MP1924―100V, 4A HIGH FREQUENCY HALF-BRIDGE GATE DRIVER
PIN FUNCTIONS
QFN4x4-10 SOIC-8
Name
Description
Pin #
Pin #
Supply input. This pin supplies power to all the internal circuitry. Place a
decoupling capacitor to ground close to this pin to ensure stable and
clean supply.
1
1
VDD
BST
Bootstrap. This is the positive power supply for the internal floating
high-side MOSFET driver. Connect a bypass capacitor between this pin
and SW pin.
2
2
3
4
3
4
DRVH
SW
Floating driver output.
Switching node.
5, 6
7
NC
No connection.
5
6
INH
INL
Control signal input for the floating driver.
Control signal input for the low side driver.
8
VSS,
exposed pad
9
7
8
Chip ground. Connect exposed pad to VSS for proper thermal operation.
Low side driver output.
10
DRVL
MP1924 Rev. 1.0
1/14/2015
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6
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