MAX5902(2002) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX5902 Datasheet PDF : 11 Pages
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+72V SOT23 Simple Swapper Hot-Swap
Controllers
Typical Operating Characteristics (continued)
(VS = +48V, GND = 0, and TA = +25°C, unless otherwise noted. See Figure 2 for test circuits.)
GATE DRIVE VOLTAGE
vs. INPUT VOLTAGE
15
13
11
9
RETRY TIMEOUT
vs. TEMPERATURE
225
200
175
150
125
TURN-ON WAVEFORMS
RL = 60Ω, CL = 100µF
MAX5902 toc06
A
0
B
0
C
0
7
100
D
0
5
0
15
30
45
60
75
INPUT VOLTAGE (V)
TURN-ON WAVEFORMS
RL = OPEN, CL = 100µF
MAX5902 toc07
75
-40 -15
10
35
60
85
TEMPERATURE (°C)
TURN-ON WAVEFORMS
RL = 60Ω, CL = 10µF MAX5902 toc08
t = 20ms/div
A : VOUT, 50V/div
B : IIN, 1A/div
C : VGATE, 50V/div
D : VIN, 50V/div
TURN-ON WAVEFORMS
RL = 60Ω, CL = 100µF MAX5902 toc09
A
A
A
0
0
0
B
B
B
0
0
0
C
C
C
0
0
0
t = 2ms/div
A : VOUT, 50V/div
B : IIN, 1A/div
C : VGATE, 20V/div
t = 2ms/div
A : VOUT, 50V/div
B : IIN, 0.5A/div
C : VGATE, 20V/div
CIRCUIT BREAKER EVENT
VOVERDRIVE = 20mV, CGATE = 1000pF
MAX5902 toc10
t = 2ms/div
A : VOUT, 50V/div
B : IIN, 1A/div
C : VGATE, 20V/div
CIRCUIT BREAKER EVENT
VOVERDRIVE = 200mV, CGATE = 1000pF
MAX5902 toc11
0
0
A
A
0
0
B
B
0
0
C
C
t = 1µs/div
t = 1µs/div
A : VDS, 0.5V/div
A : VDS, 0.5V/div
B : VGS, 10V/div
B : VGS, 10V/div
C : VPGOOD TO VS, 50V/div
C : VPGOOD TO VS, 50V/div
4 _______________________________________________________________________________________
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