MAX5913AEMH-T Просмотр технического описания (PDF) - Maxim Integrated
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MAX5913AEMH-T Datasheet PDF : 20 Pages
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+48V Quad Hot-Swap Controllers For
Power-Over-LAN
Typical Operating Characteristics (continued)
(VCSP_ = VCC = +48V, VDD = +3.3V, VRLY = +12V, VAGND = VDGND = 0V, RTIM = open, TA = +25°C, unless otherwise specified.)
SHORT-CIRCUIT RESPONSE
(VCC = +72V, EXPANDED TIME SCALE)
MAX5913A/14A toc28
A
0
B
0
40µs/div
ON = RLYON = VDD, RL = 1Ω, RRTIM = 2kΩ
A: IOUT, 200mA/div
B: VGATE, 50V/div
PEAK SHORT-CIRCUIT RESPONSE TIME
(VCC = +72V, EXPANDED TIME SCALE)
MAX5913A/14A toc29
A
0
B
0
1µs/div
ON = RLYON = VDD, RL = 1Ω, RRTIM = 2kΩ
A: IOUT, 5A/div
B: VGATE, 50V/div
OPEN-CIRCUIT THRESHOLD
vs. INPUT VOLTAGE
4.0
3.8
TA = +85°C
3.6
3.4
3.2
3.0
2.8
2.6
2.4 TA = -40°C
TA = +25°C
2.2
2.0
33 36 39 42 45 48 51 54 57 60 63 66 69 72
INPUT VOLTAGE (V)
OPEN-CIRCUIT THRESHOLD
vs. TEMPERATURE
4.0
3.5
3.0
VCC = +36V, +48V,
2.5
+57V, AND +72V
2.0
-40 -15
10
35
60
85
TEMPERATURE (°C)
OPEN-CIRCUIT GLITCH DELAY
MAX5913A/14A toc32
120
tO vs RRTIM
100
TA = -40°C, +25°C, +85°C
0
A
80
0
B
60
0
40ms/div
ON = RLYON = VDD, STATOUT = LOW
A: IOUT, 20mA/div
B: VSTAT, 5V/div
C: VGATE, 20V/div
40
C
20
0
0 5 10 15 20 25 30 35 40
RRTIM (kΩ)
8 _______________________________________________________________________________________
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