InnoSwitch-CH
Conditions
SOURCE = 0 V
TJI = -40 °C to +125 °C
Parameter
Symbol
Min
Typ
Max
Units
(Unless Otherwise Specified)
Control Functions (cont.)
TJ = 25 °C, VBPP + 0.1 V
(MOSFET not Switching)
See Note B
IS1
250
PRIMARY BYPASS Pin
Supply Current
mA
INN20x3
635
790
970
750
900
TJ = 25 °C, VBPP + 0.1 V
(MOSFET Switching at fOSC
See Note A, C
IS2
)
INN20x4
INN20x5
1100
TJ = 25 °C, VBP = 0 V
See Notes D, E
ICH1
-5.4
-3.8
5.73
0.48
6.15
-4.5
-2.9
-3.6
-2.0
6.15
0.65
6.75
PRIMARY BYPASS Pin
Charge Current
mA
TJ = 25 °C, VBP = 4 V
See Notes D, E
ICH2
PRIMARY BYPASS Pin
Voltage
VBPP
See Note D
5.95
0.56
6.45
V
V
V
PRIMARY BYPASS Pin
Voltage Hysteresis
VBPP(H)
PRIMARY BYPASS Shunt
Voltage
VSHUNT
IBPP = 2 mA
Circuit Protection
di/dt = 138 mA/ms
INN20x3
611
705
893
500
591
773
682
773
955
650
750
950
550
650
850
750
850
1050
689
795
1007
600
709
927
818
TJ = 25 °C
Standard Current Limit
(BPP) Capacitor = 0.1 mF
ILIMIT
See Note E
di/dt = 168 mA/ms
INN20x4
INN20x5
INN20x3
INN20x4
INN20x5
INN20x3
INN20x4
INN20x5
mA
TJ = 25 °C
di/dt = 213 mA/ms
TJ = 25 °C
di/dt = 138 mA/ms
TJ = 25 °C
Reduced Current Limit
(BPP) Capacitor = 10 mF
ILIMIT-1
See Note E
di/dt = 168 mA/ms
mA
TJ = 25 °C
di/dt = 213 mA/ms
TJ = 25 °C
di/dt = 138 mA/ms
TJ = 25 °C
Increased Current Limit
(BPP) Capacitor = 1 mF
ILIMIT+1
See Note E
di/dt = 168 mA/ms
927
1145
mA
TJ = 25 °C
di/dt = 213 mA/ms
TJ = 25 °C
Standard Current Limit,
0.87 ×
1.15 ×
I2f = ILIMIT(TYP)2 × fOSC(TYP)
Power Coefficient
I2f
I2f
A2Hz
INN20x3-20x5
I2f
I2f
See Note A
17
Rev. J 10/17
www.power.com