MAX16128 Datasheet, PDF (6/15 Pages) Maxim Integrated Products – Load-Dump/Reverse-Voltage Protection Circuits

MAX16128/MAX16129
Load-Dump/Reverse-Voltage Protection Circuits
Typical Operating Characteristics (continued)
(V_IN = 12V, T_A = +25NC, unless otherwise noted.)
OVERVOLTAGE FAULT-TO-GATE
PROPAGATION DELAY vs. TEMPERATURE
2.0
REVERSE CURRENT
vs. REVERSE VOLTAGE
30
1.8
25
20
1.6
15
1.4
10
1.2
5
1.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
STARTUP WAVEFORM
(VIN PULSED O TO 12V, RLOAD = 100I,
C_IN = 0.1µF, C_OUT = 10µF)
MAX16128/29 toc14
0
0 5 10 15 20 25 30
REVERSE VOLTAGE (V)
STARTUP FROM SHUTDOWN (SHDN)
RISING FROM O TO 2V, VIN = 12V,
R_LOAD = 100I, C_IN = 0.1µF
MAX16128/29 toc15
V_IN
10V/div
VGATE
10V/div
VSHDN
2V/div
VGATE
10V/div
V_OUT
10V/div
V_OUT
10V/div
200µs /div
OVERVOLTAGE SWITCH FAULT
(VOV = 21V, CIN = 0.1µF, COUT = 10µF)
MAX16128/29 toc16
V_IN
20V/div
Maxim Integrated
20ms /div
VGATE
10V/div
V_OUT
10V/div
400µs /div
OVERVOLTAGE LIMITER
(VOV = 21V, CIN = 0.1µF, COUT = 10µF)
MAX16128/29 toc17
VIN
20V/div
V_GATE
20V/div
V_OUT
10V/div
20ms /div
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