LT3796 查看數據表（PDF） - Linear Technology
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LT3796
Linear Technology
LT3796 Datasheet PDF : 32 Pages
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LT3796
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.
Current Sense Amplifier Gain vs
Frequency
30
25
20
15
10
5
0
–5
–10 VS = 48V, RIN = 1k
–15 ROUT = 10k, VSENSE = 100mV
(NOTE 5)
–20
0.01 0.1 1 10 100
FREQUENCY (kHz)
1000 10000
3796 G26
NMOS Gate Rise/Fall Time vs
Capacitance
160
140
120
100
RISE TIME
80
60
FALL TIME
40
20
0
0
10
20
30
40
50
CAPACITANCE (nF)
3796 G27
Top Gate (PMOS) Rise/Fall Time
vs Capacitance
800
700
600
500
FALL TIME
400
300
200
100
RISE TIME
0
0 1 2 3 4 5 6 7 8 9 10
CAPACITANCE (nF)
3796 G28
Top Gate Driver Rising Edge
PWM
5V
0V
Top Gate Driver Falling Edge
PWM
5V
0V
85V
TG 75V
TG 85V
75V
100ns/DIV
PMOS VISHAY SILICONIX Si7113DN
3796 G29
100ns/DIV
PMOS VISHAY SILICONIX Si7113DN
3796 G30
3796f
9
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