Datasheet
Table Of Contents
- 12A High-Speed MOSFET Drivers
- Features
- Applications
- General Description
- Package Types
- Functional Block Diagram
- 1.0 Electrical Characteristics
- 2.0 Typical Performance Curves
- FIGURE 2-1: Rise Time vs. Supply Voltage
- FIGURE 2-2: Rise Time vs. Capacitive Load
- FIGURE 2-3: Fall Time vs. Supply Voltage
- FIGURE 2-4: Fall Time vs. Capacitive Load
- FIGURE 2-5: Rise and Fall Times vs. Temperature
- FIGURE 2-6: Crossover Energy vs. Supply Voltage
- FIGURE 2-7: Propagation Delay vs. Supply Voltage
- FIGURE 2-8: Propagation Delay vs. Input Amplitude
- FIGURE 2-9: Propagation Delay vs. Temperature
- FIGURE 2-10: Quiescent Supply Current vs. Supply Voltage
- FIGURE 2-11: Quiescent Supply Current vs. Temperature
- FIGURE 2-12: Input Threshold vs. Temperature
- FIGURE 2-13: Input Threshold vs. Supply Voltage
- FIGURE 2-14: High State Output Resistance vs. Supply Voltage
- FIGURE 2-15: Low State Output Resistance vs. Supply Voltage
- FIGURE 2-16: Supply Current vs. Capacitive Load (VDD = 18V)
- FIGURE 2-17: Supply Current vs. Capacitive Load (VDD = 12V)
- FIGURE 2-18: Supply Current vs. Capacitive Load (VDD = 6V)
- FIGURE 2-19: Supply Current vs. Frequency (VDD = 18V)
- FIGURE 2-20: Supply Current vs. Frequency (VDD = 12V)
- FIGURE 2-21: Supply Current vs. Frequency (VDD = 6V)
- 3.0 Pin Descriptions
- 4.0 Applications Information
- 5.0 Packaging Information
- Appendix A: Revision History
- Product Identification System
- Trademarks
- Worldwide Sales and Service

TC4451/TC4452
DS20001987C-page 8 2006-2014 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
= +25°C with 4.5V V
DD
18V.
FIGURE 2-13: Input Threshold vs. Supply
Voltage.
FIGURE 2-14: High State Output
Resistance vs. Supply Voltage.
FIGURE 2-15: Low State Output
Resistance vs. Supply Voltage.
FIGURE 2-16: Supply Current vs.
Capacitive Load (V
DD
= 18V).
FIGURE 2-17: Supply Current vs.
Capacitive Load (V
DD
= 12V).
FIGURE 2-18: Supply Current vs.
Capacitive Load (V
DD
=6V).
1
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
46810121416
18
Input Threshold (V)
Supply Voltage (V)
V
IH
V
IL
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4 6 8 10 12 14 16 18
Supply Voltage (V)
R
OUT-HI
(
:
)
T
J
= +125
o
C
T
J
= +25
o
C
V
IN
= 5V (TC4452)
V
IN
= 0V (TC4451)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
4 6 8 10 12 14 16 18
Supply Voltage (V)
R
OUT-LO
(
:
)
T
J
= +125
o
C
T
J
= +25
o
C
V
IN
= 0V (TC4452)
V
IN
= 5V (TC4451)
0
50
100
150
200
250
300
100 1,000 10,000
100,000
Supply Current (mA)
Capacitive Load (pF)
V
DD
= 18 V
2 MHz
1 MHz
200 kHz
100 kHz
50 kHz
10 kHz
0
50
100
150
200
250
300
100 1,000 10,000
100,000
Supply Current (mA)
Capacitive Load (pF)
V
DD
= 12 V
2 MHz
1 MHz
200 kHz
100 kHz
50 kHz
10 kHz
-5
15
35
55
75
95
115
135
155
175
100 1,000 10,000
100,000
Supply Current (mA)
Capacitive Load (pF)
V
DD
= 6 V
2 MHz
1 MHz
200 kHz
100 kHz
50 kHz
10 kHz