MPQ1925

– 100V, 4A, HIGH-FREQUENCY, HALF-BRIDGE GATE DRIVER

MPQ1925 Rev. 1.0

MonolithicPower.com

5

3/8/2022

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ELECTRICAL CHARACTERISTICS (continued)

VDD = VBST - VSW = 12V, VSS = VSW = 0V, no load at DRVH and DRVL, TJ = -40°C to +150°C, typical

value is tested at TJ = 25°C, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

Max

Units

Switching Specifications of the Floating Gate Driver

INH falling to DRVH falling

shutdown propagation delay

tDHFF

20

50

ns

INH rising to DRVH rising start-

up propagation delay,

tDHRR

20

50

ns

DRVH rise time

CL = 2.2nF

15

ns

DRVH fall time

CL = 2.2nF

10

ns

Switching Specifications for Matching

Floating driver shutdown to LS

driver start-up (6)

tMON

1

5

ns

LS driver shutdown to floating

driver start-up (6)

tMOFF

1

5

ns

Minimum input pulse width to

change the output (6)

tPW

50

ns

BST diode start-up or shutdown

time (6)

tBS

10

ns

Note:

6) Guaranteed by design.

TIMING DIAGRAM

Figure 1: Timing Diagram