MP1921A―100V, 2.5A, HIGH FREQUENCY HALF-BRIDGE GATE DRIVER
ELECTRICAL CHARACTERISTICS
VDD = VBST-VSW=12V, VSS=VSW = 0V, No load at DRVH and DRVL, TA= 25C, unless otherwise noted.
Parameter
Symbol Condition
Min
Typ
Max Units
Supply Currents
VDD quiescent current
VDD operating current
Floating driver quiescent current
Floating driver operating current
Leakage Current
IDDQ
IDDO
IBSTQ
IBSTO
ILK
INL=INH=0
fsw=500kHz
INL=INH=0
fsw=500kHz
BST=SW=100V
100
2.8
60
2.1
0.05
150
3.5
90
3
µA
mA
µA
mA
A
1
Inputs
INL/INH High
INL/INH Low
2
1.4
2.4
V
V
1
INL/INH
resistance
internal
pull-down
RIN
185
k
Under Voltage Protection
VDD rising threshold
VDD hysteresis
(BST-SW) rising threshold
(BST-SW) hysteresis
VDDR
VDDH
VBSTR
VBSTH
7.7
6.7
8.1
0.5
7.1
8.5
7.5
V
V
V
V
0.55
Bootstrap Diode
Bootstrap diode VF @ 100uA
Bootstrap diode VF @ 100mA
Bootstrap diode dynamic R
Low Side Gate Driver
Low level output voltage
High level output voltage to rail
VF1
VF2
RD
0.5
0.9
2.5
V
V
@ 100mA
VOLL
VOHL
IO=100mA
IO=-100mA
VDRVL=0V, VDD=12V
VDRVL=0V, VDD=16V
VDRVL=VDD=12V
VDRVL=VDD=16V
0.15
0.45
1.5
2.5
2.5
0.22
0.6
V
V
A
A
A
A
Peak pull-up current
IOHL
IOLL
Peak pull-down current
3.5
Floating Gate Driver
Low level output voltage
High level output voltage to rail
VOLH
IO=100mA
0.15
0.45
1.5
2.5
2.5
0.22
0.6
V
V
A
A
A
A
VOHH IO=-100mA
VDRVH=0V, VDD=12V
Peak pull-up current
IOHH
VDRVH=0V, VDD=16V
VDRVH=VDD=12V
VDRVH=VDD=16V
Peak pull-down current
IOLH
3.5
MP1921A Rev1.03
12/9/2014
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