ISL78420_15 Datasheet, PDF (5/18 Pages) Intersil Corporation – 100V, 2A Peak, Half-Bridge Driver with Tri-Level PWM Input and Adjustable Dead-Time

ISL78420
Electrical Specifications V_DD = V_HB = EN = 12V, V_SS = V_HS = 0V. No Load on LO or HO, Unless Otherwise Specified. Boldface limits
apply across the operating temperature range, -40°C to +125°C. (Continued)
PARAMETERS
SYMBOL
TEST CONDITIONS
T_A = +25°C
MIN TYP MAX
T_A = -40°C to +125°C
MIN
(Note 10)
MAX
(Note 10)
UNITS
Mid-Level Range
Low Level Threshold
PWM Pull-up Resistor
PWM Pull-down Resistor
EN INPUT
V_MIDH
V_MIDL
V_PWML
R_UP
R_DOWN
Mid-Level Range Upper Limit
Mid-Level Range Lower Limit
To internal 6.1V Reference
To V_SS
3.0 3.4 -
2.9
- 1.6 2.1
-
0.8 1.1 -
0.7
- 235 -
-
- 165 -
-
-
V
2.2
V
-
V
-
kΩ
-
kΩ
Low Level Threshold
High Level Threshold
EN Pull-down Resistor
UNDERVOLTAGE PROTECTION
V_ENL
V_ENH
R_EN
To V_SS
1.8 2.5 -
1.8
- 2.8 4.0
-
- 210 -
100
-
V
4.1
V
320
kΩ
V_DD Rising Threshold
V_DD Threshold Hysteresis
V_HB Rising Threshold
V_HB Threshold Hysteresis
BOOTSTRAP DIODE
V_DDR
V_DDH
V_HBR
V_HBH
6.8 7.3 7.8
6.5
- 0.6 -
-
6.2 6.9 7.5
5.9
- 0.6 -
-
8.0
V
-
V
7.8
V
-
V
Low Current Forward Voltage
High Current Forward Voltage
Dynamic Resistance
LO GATE DRIVER
V_DL
I_VDD-HB = 100µA
V_DH
I_VDD-HB = 100mA
R_D
R_D = V_D/I_VDD-HB
I_VDD-HB = 50mA and 100mA
- 0.6 0.7
-
- 0.7 0.9
-
- 0.8 1
-
0.8
V
1
V
1.5
Ω
Low Level Output Voltage
High Level Output Voltage
Peak Pull-up Current
Peak Pull-down Current
HO GATE DRIVER
V_{OL_LO}
V_{OH_LO}
I_{OH_LO}
I_{OL_LO}
I_LO = 100mA Sink
I_LO = 100mA Source
Voltage below VDD
V_{OH_LO} = V_DD - V_LO
V_LO = 0V
V_LO = 12V
- 0.25 0.4
-
- 0.25 0.4
-
-
2
-
-
-
2
-
-
0.5
V
0.5
V
-
A
-
A
Low Level Output Voltage
High Level Output Voltage
Peak Pull-up Current
Peak Pull-down Current
V_{OL_HO}
V_{OH_HO}
I_{OH_HO}
I_{OL_HO}
I_HO = 100mA Sink
I_HO = 100mA Source
Voltage below V_HB
V_{OH_HO} = V_HB - V_HO
V_HO = 0V
V_HO = V_HB
- 0.25 0.4
-
- 0.25 0.4
-
-
2
-
-
-
2
-
-
0.5
V
0.5
V
-
A
-
A
Submit Document Feedback
5
FN8296.3
November 6, 2014