Page 4
3932
THREE-PHASE POWER MOSFET CONTROLLER
ELECTRICAL CHARACTERISTICS at T = +25°C, VBB = 50 V, CBOOT= .1µf, CLOAD=1000pf (unless noted otherwise)
A
Characteristics
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Bootstrap Capacitor
Bootstrap Capacitor Voltage
Bootstrap Charge Threshold
Bootstrap Capacitor ROUT
Charge Current
VCAP
IBOOTCHG
RCAP
10.4
9
11.6
13
5
12.8
18
8
V
mA
W
ICX
100
mA
µA
CAP Leakage Current
ICAP
High Side switched ON
15
0
25
Current Limit Circuitry
Offset Voltage
VIO
IB
-5
-5
5
mV
µA
V
Input Bias Current
0
Comparator Common Mode Range
RC Charge Current
VCMR
IRC
0
1.5
1.1
1.2
3.3
.9
1
µA
V
RC Voltage Threshold
VRCL
VRCH
1.0
2.7
1.1
3.0
V
Protection Circuitry
Gate Source Monitor
UVLOGS
UVLODS
VCAP-VGHX, High Side Switched ON
VBB- VSX, High Side ON
2.7
1.6
3.3
2.0
3.9
2.4
V
V
Short to Ground, Drain-Source
Monitor
Undervoltage Threshold
UVLO
UVLO
VFAULT
VTACH
TJ
VREG low to High
VREG High to Low
IOL = 1mA
9.4
8.8
9.9
9.3
10.4
9.8
.5
V
V
Fault Output
V
Tach Output
IOL= 500 µA
.5
V
Thermal Shutdown Temp.
Thermal Shutdown Hysteresis
–
–
165
10
–
°C
°C
DTJ
–
NOTES: 1. Typical Data is for design information only.
2. Negative current is defined as coming out of (sourcing) the specified device pin.
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
