Typical operating characteristics – Rainbow Electronics MAX16915 User Manual
Page 4
Ideal Diode, Reverse-Battery, and Overvoltage Protection
Switch/Limiter Controllers with External MOSFETs
MAX16914/MAX16915
4 ______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= 14V, V
SHDN
= 14V, MAX16914/MAX16915 Evaluation Kit, T
A
= +25NC, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX16914 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
17.0
12.0
14.5
9.5
7.0
15
20
25
30
10
4.5
19.0
TERM = OPEN
SHDN = HIGH
SET = 0V
NO LOAD
MAX16914
MAX16915
SUPPLY CURRENT
vs. TEMPERATURE
MAX16914 toc02
TEMPERATURE (NC)
SUPPLY CURRENT
(F
A)
110
85
60
35
10
-15
15
20
25
30
35
40
10
-40
125
TERM = OPEN
SHDN = HIGH
SET = 0V, V
CC
= 14V
NO LOAD
MAX16915
MAX16914
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX16914 toc03
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
(F
A)
17.0
14.5
12.0
9.5
7.0
2
4
6
8
10
0
4.5
19.0
SHDN = LOW
SET = 0V
MAX16915
MAX16914
UVLO THRESHOLD
vs. TEMPERATURE
MAX16914 toc04
TEMPERATURE (NC)
UVLO TRESHOLD (V)
110
85
-15
10
35
60
3.6
3.7
3.8
3.9
4.0
4.1
4.2
4.3
3.5
-40
125
RISING
FALLING
SET THRESHOLD
vs. TEMPERATURE
MAX16914 toc05
TEMPERATURE (NC)
SET THRESHOLD (V)
110
85
60
35
10
-15
1.15
1.20
1.25
1.10
-40
125
RISING
FALLING
POWER-UP RESPONSE
MAX16914 toc06
40µs/div
V
CC
10V/div
V
OUT
10V/div
V
GATE1
10V/div
V
GATE2
10V/div
22µF INPUT AND OUTPUT CAPACITOR,
R
OUT
= 100I, SHDN = HIGH
STARTUP FROM
SHUTDOWN RESPONSE
MAX16914 toc07
20µs/div
100µF INPUT CAPACITOR, 122µF
OUTPUT CAPACITOR, R
OUT
= 100I
V
SHDN
2V/div
V
OUT
10V/div
V
GATE1
10V/div
14V
14V
0V
0V
V
GATE2
10V/div
OVERVOLTAGE LIMITER RESPONSE
(MAX16915)
MAX16914 toc08
400µs/div
100µF INPUT CAPACITOR, 22µF
OUTPUT CAPACITOR, R
OUT
= 100I
C
OV
= 10nF
V
CC
= 14V TO 30V
TRIP THRESHOLD = 22V
V
CC
20V/div
V
OUT
20V/div
0V
14V
14V
14V
30V
V
GATE2
20V/div
V
OV
20V/div
OVERVOLTAGE SWITCH-OFF
RESPONSE (MAX16914)
MAX16914 toc09
1.0µs/div
100µF INPUT CAPACITOR, 22µF
OUTPUT CAPACITOR, R
OUT
= 100I
V
CC
10V/div
V
OUT
10V/div
14V
30V
30V
14V
14V
0V
0V
20V
V
GATE2
20V/div
V
OV
20V/div
V
CC
= 14V TO 30V
TRIP THRESHOLD = 22V