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TC4421A_13 Datasheet, PDF (4/22 Pages) Microchip Technology – 9A High-Speed MOSFET Drivers
TC4421A/TC4422A
DC CHARACTERISTICS (OVER OPERATING TEMPERATURE RANGE)
Electrical Specifications: Unless otherwise noted, over operating temperature range with 4.5V  VDD  18V.
Parameters
Sym
Min
Typ Max Units
Conditions
Input
Logic ‘1’, High Input Voltage VIH
2.4
—
—
V
Logic ‘0’, Low Input Voltage
VIL
—
— 0.8 V
Input Current
IIN
–10
— +10 µA 0VVINVDD
Output
High Output Voltage
Low Output Voltage
Output Resistance, High
Output Resistance, Low
Switching Time (Note 1)
VOH VDD – 0.025 —
VOL
—
—
ROH
—
—
ROL
—
—
—
0.025
2.0
1.6
V DC Test
V DC Test
 IOUT = 10 mA, VDD = 18V
 IOUT = 10 mA, VDD = 18V
Rise Time
tR
—
38
45
ns Figure 4-1, CL = 10,000 pF
Fall Time
tF
—
33
40
ns Figure 4-1, CL = 10,000 pF
Propagation Delay Time
tD1
—
50.4 60
ns Figure 4-1, CL = 10,000 pF
Propagation Delay Time
tD2
—
53
60
ns Figure 4-1, CL = 10,000 pF
Power Supply
Power Supply Current
IS
—
—
Operating Input Voltage
VDD
4.5
Note 1: Switching times ensured by design.
200 500 µA VIN = 3V
50 150 µA VIN = 0V
—
18
V
TEMPERATURE CHARACTERISTICS
Electrical Specifications: Unless otherwise noted, all parameters apply with 4.5V  VDD  18V.
Parameters
Sym Min Typ Max Units
Conditions
Temperature Ranges
Specified Temperature Range (V)
Maximum Junction Temperature
Storage Temperature Range
Package Thermal Resistances
Thermal Resistance, 5L-TO-220
Thermal Resistance, 8L-6x5 DFN
Thermal Resistance, 8L-PDIP
Thermal Resistance, 8L-SOIC
TA
–40
— +125 °C
TJ
—
— +150 °C
TA
–65
— +150 °C
JA
—
71
— °C/W Without heat sink
JA
—
33.2
— °C/W Typical 4-layer board with
vias to ground plane
JA
—
125
— °C/W
JA
—
155
— °C/W
DS21946B-page 4
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