MAX14653 Datasheet, PDF (5/11 Pages) Maxim Integrated Products – High-Current Overvoltage Protector with Adjustable OVLO

MAX14653/MAX14654/
MAX14655
High-Current Overvoltage Protector
with Adjustable OVLO
Typical Operating Characteristics
(V_IN = +5.0V, C_IN = 0.1µF, C_OUT = 1µF, T_A = +25ºC, unless otherwise noted.)
IN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
300
MAX14653
250
TA = +85°C
200
TA = +25°C
150
100
TA = -40°C
50
0
0 4 8 12 16 20 24 28
IN VOLTAGE (V)
OVLO LEAKAGE CURRENT vs. VOVLO
0.10
0.08
0.06
0.04
0.02
0
01234567
VOVLO (V)
NORMALIZED RON
vs. TEMPERATURE
2.0
IOUT = 1A
NORMALIZED TO TA = +25°C
1.5
1.0
0.5
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED RON
vs. OUTPUT CURRENT
3.0
NORMALIZED TO 0.1A
2.5
2.0
1.5
1.0
0.5
0
0.1
1.2
2.3
3.4
4.5
OUTPUT CURRENT (A)
NORMALIZED EXTERNAL OVLO SET
THRESHOLD vs. TEMPERATURE
1.10
NORMALIZED TO TA = +25°C
1.06
1.02
0.98
0.94
0.90
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED OVLO THRESHOLD
vs. TEMPERATURE
1.10
NORMALIZED TO TA = +25°C
1.06
1.02
0.98
0.94
0.90
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED EXTERNAL OVLO SELECT
THRESHOLD vs. TEMPERATURE
1.10
NORMALIZED TO TA = +25°C
VIN = +16V, MAX14653
1.06
1.02
0.98
0.94
0.90
-40 -15
10
35
60
85
TEMPERATURE (°C)
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