NCP5901
Table 4. ELECTRICAL CHARACTERISTICS ( Unless otherwise stated: ? 10 ° C < T A < +125 ° C; 4.5 V < V CC < 13.2 V,
4.5 V < BST ? SWN < 13.2 V, 4.5 V < BST < 30 V, 0 V < SWN < 21 V)
Parameter
Test Conditions
Min.
Typ.
Max.
Units
SUPPLY VOLTAGE
VCC Operation Voltage
Power ON Reset Threshold
4.5
2.75
13.2
3.2
V
V
UNDERVOLTAGE LOCKOUT
VCC Start Threshold
VCC UVLO Hysteresis
3.8
150
4.35
200
4.5
250
V
mV
Output Overvoltage Trip Threshold at
Startup
Power Startup time, VCC > POR
2.1
2.25
2.4
V
SUPPLY CURRENT
Normal Mode
Icc + Ibst, EN = 5 V, PWM = OSC, Fsw = 100 KHz,
Cload = 3 nF for DRVH, 3 nF for DRVL
12.2
mA
Standby Current
Standby Current
Standby Current
Icc + Ibst, EN = GND
I CC + I BST , EN = HIGH, PWM = LOW,
No loading on DRVH & DRVL
I CC + I BST , EN = HIGH, PWM = HIGH,
No loading on DRVH & DRVL
0.5
2.1
2.2
1.9
mA
mA
mA
PWM INPUT
PWM Input High
3.4
V
PWM Mid ? State
PWM Input Low
ZCD Blanking Timer
1.3
250
2.7
0.7
V
V
ns
HIGH SIDE DRIVER (VCC = 12 V)
Output Impedance, Sourcing Current
Output Impedance, Sinking Current
DRVH Rise Time tr DRVH
DRVH Fall Time tf DRVH
DRVH Turn ? Off Propagation Delay
tpdh DRVH
VBST ? VSW = 12 V
VBST ? VSW = 12 V
V VCC = 12 V, 3 nF load, VBST ? VSW = 12 V
V VCC = 12 V, 3 nF load, VBST ? VSW = 12 V
C LOAD = 3 nF
8.0
2.0
1.0
16
11
3.5
2.0
30
25
30
W
W
ns
ns
ns
DRVH Turn ? On Propagation Delay
tpdl DRVH
SW Pull Down Resistance
DRVH Pull Down Resistance
C LOAD = 3 nF
SW to PGND
DRVH to SW, BST ? SW = 0 V
45
45
30
ns
k W
k W
HIGH SIDE DRIVER (VCC = 5 V)
Output Impedance, Sourcing Current
Output Impedance, Sinking Current
DRVH Rise Time tr DRVH
DRVH Fall Time tf DRVH
DRVH Turn ? Off Propagation Delay
tpdh DRVH
DRVH Turn ? On Propagation Delay
tpdl DRVH
SW Pull Down Resistance
DRVH Pull Down Resistance
VBST ? VSW = 5 V
VBST ? VSW = 5 V
V VCC = 5 V, 3 nF load, VBST ? VSW = 5 V
V VCC = 5 V, 3 nF load, VBST ? VSW = 5 V
C LOAD = 3 nF
C LOAD = 3 nF
SW to PGND
DRVH to SW, BST ? SW = 0 V
4.5
2.9
30
27
20
27
45
45
W
W
ns
ns
ns
ns
k W
k W
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