MAX14670 Datasheet, PDF (5/13 Pages) Maxim Integrated Products – Bidirectional Current-Blocking, High-Input Overvoltage Protector with Adjustable OVLO

MAX14670–MAX14673
Bidirectional Current-Blocking, High-Input
Overvoltage Protector
with Adjustable OVLO
Typical Operating Characteristics
(V_IN = +5V, OVLO = GND, C_IN = 0.1µF, C_OUT = 1µF, T_A = +25°C, unless otherwise noted.)
400
350
300
250
200
150
100
50
0
0
IN SUPPLY CURRENT
vs. IN VOLTAGE
MAX14670
TA = +85ºC
TA = +25ºC
TA = -40ºC
10
20
30
IN VOLTAGE (V)
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
NORMALIZED ON-RESISTANCE
vs. OUTPUT CURRENT
NORMALIZED TO 0.1A
LOAD CURRENT
1
2
3
4
5
OUTPUT CURRENT (A)
OUT-IN LEAKAGE CURRENT
vs. OUT VOLTAGE
10
9
VIN = 0V
8
7
6
5
4
3
2
1
0
0
2
4
6
OUT VOLTAGE (V)
OVLO LEAKAGE CURRENT
vs. OVLO VOLTAGE
VIN = 0V
2
4
6
8
VOVLO (V)
300
NORMALIZED ON-RESISTANCE
vs. TEMPERATURE
1.4
1.3
VIN = +3.6V
1.2
1.1
1.0
VIN = +5V
0.9
0.8
0.7
0.6
-40
IOUT = 1A
NORMALIZED TO +25ºC
-15
10
35
60
85
TEMPERATURE (ºC)
OUTPUT SUPPLY CURRENT
vs. OUTPUT VOLTAGE
250
TA = +85ºC
200
150
100
50
0
0
TA = +25ºC
TA = -40ºC
OTG_EN = HIGH
5
10
15
20
25
OUTPUT VOLTAGE (V)
NORMALIZED INTERNAL OVLO
THRESHOLD vs. TEMPERATURE
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
-40
NORMALIZED TO +25ºC
-15
10
35
60
85
TEMPERATURE (ºC)
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