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MAX5944 Datasheet, PDF (6/15 Pages) Maxim Integrated Products – Dual FireWire Current Limiter and Low-Drop ORing
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Dual FireWire Current Limiter and Low-Drop
ORing Switch Controller
Typical Operating Characteristics (continued)
(VIN_ = +12V, TA = +25°C, unless otherwise noted.)
ORing THRESHOLD RESPONSE TIME
MAX5944 toc12
VIN
10V/div
IIN
500mA/div
(VGATE - VSENSE)
5V/div
VOUT
5V/div
100µs/div
SHORT-CIRCUIT EVENT
(VIN = 37V)
MAX5944 toc14
VIN
50V/div
IIN
1A/div
400µs/div
VGATE2
50V/div
VOUT
50V/div
VFAULT
50V/div
SHORT-CIRCUIT RESPONSE
(VIN = 8V)
MAX5944 toc16
VIN
10V/div
IIN
1A/div
400µs/div
VGATE2
10V/div
VOUT
10V/div
VFAULT
10V/div
TURN-OFF RESPONSE TIME
MAX5944 toc13
VON
2V/div
IIN
1A/div
VGATE2
10V/div
200ns/div
VOUT
10V/div
SHORT-CIRCUIT EVENT
(VIN = 37V)
MAX5944 toc15
VIN
50V/div
IIN
10A/div
100ns/div
VGATE2
50V/div
VOUT
50V/div
VFAULT
50V/div
SHORT-CIRCUIT RESPONSE
(VIN = 8V)
MAX5944 toc17
VIN
10V/div
IIN
10A/div
100ns/div
VGATE2
10V/div
VOUT
10V/div
VFAULT
10V/div
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