MAX14626 Datasheet, PDF (4/8 Pages) Maxim Integrated Products – High-Voltage Reverse-Input-Capable 4–20mA Current Loop Protector

MAX14626
High-Voltage Reverse-Input-Capable 4–20mA
Current Loop Protector
Typical Operating Characteristics (continued)
(V_IN = 24V, I_IN = 10mA, R_LOAD = 250I, unless otherwise noted. Typical values are at T_A = +25NC.)
ON-RESISTANCE vs. TEMPERATURE
50
IOUT = 10mA
VIN = +2.36V
40
REVERSE CURRENT vs. VOUT
50
40
VIN = +5V
30
30
1)
VIN = +24V
20
VIN = +12V
20
10
10
2)
0
-40 -25 -10 5 20 35 50 65 80 95 110
TEMPERATURE (°C)
0
0
10
20
30
40
VOUT (V)
IIN 0mA TO 20mA
MAX14626 toc06
VOUT
2V/div
IIN
1) CH1 VOUT 2V 100µs
2) CH4 LIN 100mV 100µs
10mA /div
100µs /div
SOFT CURRENT LIMIT:
IIN 15mA TO 35mA
MAX14626 toc07
VOUT
1)
5V/div
IIN
2)
10mA /div
1) CH1 VOUT 5V 100µs
2) CH4 LIN 100mV 100µs
100µs /div
FAULT RESPONSE (SHORT TO WIRE):
IIN 10mA TO 100mA
MAX14626 toc08
VOUT
1)
5V/div
IIN
20mA /div
2)
1) CH1 VOUT 5V 50µs
2) CH4 LIN 100mV 50µs
50µs /div
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