Typical operating characteristics (continued) – Rainbow Electronics MAX5079 User Manual
Page 6
MAX5079
ORing MOSFET Controller with
Ultra-Fast 200ns Turn-Off
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted. See the Typical Operating Circuit.)
FAULT CURRENT WAVEFORM
(IN SHORTED TO PGND)
MAX5079 toc13
V
IN
= 5V, V
BUS
= 5V,
V
AUXIN
= 5V, C
STH
= 0
µF,
R
STH
= OPEN, R
FTH
= 0,
UVLO = IN
BUS
5V/div
IN
5V/div
GATE
10V/div
MOSFET REVERSE
CURRENT
10A/div
1
µs/div
FAULT CURRENT WAVEFORM
(IN SHORTED TO PGND)
MAX5079 toc12
V
IN
= 1V, V
BUS
= 1V,
V
AUXIN
= 5V, C
STH
= 0
µF,
R
STH
= OPEN, R
FTH
= 0,
UVLO = IN
BUS
1V/div
IN
1V/div
GATE
5V/div
MOSFET REVERSE
CURRENT
10A/div
1
µs/div
FAULT CURRENT WAVEFORM
(IN SHORTED TO PGND)
MAX5079 toc10
V
IN
= 2.75V, V
BUS
= 2.75V,
V
AUXIN
= 0V, C
STH
= 0
µF,
R
STH
= OPEN, R
FTH
= 0,
UVLO = IN
BUS
2V/div
IN
2V/div
GATE
5V/div
MOSFET REVERSE
CURRENT
10A/div
1
µs/div
FAULT CURRENT WAVEFORM
(IN SHORTED TO PGND)
MAX5079 toc11
V
IN
= 12V, V
BUS
= 12V,
V
AUXIN
= 0V, C
STH
= 0
µF,
R
STH
= OPEN, R
FTH
= 0,
UVLO = IN
BUS
10V/div
IN
10V/div
GATE
20V/div
MOSFET REVERSE
CURRENT
10A/div
400ns/div