HT0740 Datasheet, PDF (2/3 Pages) Supertex, Inc – High Voltage Isolated MOSFET Driver

Electrical Characteristics
(Over recommended operating conditions, T_A = -40°C to +85°C unless otherwise specified)
DC Characteristics
Symbol
Parameter
Min Typ Max Unit
Conditions
I_H
I_LQ
V_OUT
V_IN
V_ISO
Logic input current high
Logic input current low (quiescent)
Output voltage across output terminals
Input voltage for zero output
Input to output isolation voltage
4.5
8.5
±400
500
µA
V_IN = 5.0V
10
µA
V_IN = 0.5V
V
V_IN = 3.15V, No load
V
V_IN = 4.5V, No load
0.8
V
No load
V
HT0740
AC Characteristics
Symbol
Parameter
t_d(ON)
t_r
t_d(OFF)
t_f
Turn on delay time
Rise time
Turn off delay time
Fall time
Min Typ Max Unit
Conditions
50
µs See timing diagram and test circuit
650
µs
C_L = 600pF, T_A=25°C
150
µs
3.0
ms
Recommended Operating Conditions
Symbol
V_IH
V_IL
T_A
Parameter
Logic input high voltage
Logic input low voltage
Operating temperature
Min Typ Max Unit
3.15
5.5
V
0
0.5
V
-40
+85
°C
Block Diagram
Isolation
Barrier
Conditions
V_{IN 1}
GND ⁷
Logic &
Internal
Clock
R
Driver
10R
R
4
+
V–_OUT
3
V_ISO
2
R=158KΩ ±47%