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MAX4837
MAX4837 | |
|---|---|
| Manufacturer Part Number | MAX4837 |
| Description | The MAX4836/MAX4837 family of low-dropout linear regulators (LDOs) feature an accurate current-limiting switch with an integrated active-low FLAG or active-low RESET function |
| Manufacturer | Maxim |
| MAX4837 datasheets |
|
Availability: In stock
International delivery:
Warranty: 60 days
×
- We provide standard 60-days warranty for all parts. If warranty differs we always mention it beforehand. In case of return we cover shipping costs.
- If you still have any questions - please contact us
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PrevNext
500mA LDO Linear Regulators with
Current-Limiting Switch
+ 1V, SHDN = IN, C
(V
= V
= 3.3µF, T
IN
OUT
OUT
QUIESCENT CURRENT vs. INPUT VOLTAGE
(NO LOAD)
120
T
= +85°C
A
100
T
= +25°C
80
A
60
T
= -40°C
A
40
20
V
= 1.5V
OUT
0
0
1
2
3
4
5
6
V
(V)
IN
DROPOUT VOLTAGE vs. LOAD CURRENT
180
V
= 3.3V
OUT
150
120
90
60
30
0
0
100
200
300
400
500
LOAD CURRENT (mA)
OUTPUT NOISE vs. FREQUENCY
50
V
= 3V
IN
V
= 1.8V
OUT
C
= 10nF
40
SS
I
= 0
LOAD
30
20
10
0
10
100
FREQUENCY (Hz)
4
_______________________________________________________________________________________
Typical Operating Characteristics
= +25°C, unless otherwise noted.)
A
QUIESCENT CURRENT vs. INPUT VOLTAGE
(500mA LOAD)
800
T
= +85°C
A
700
600
500
T
= +25°C
A
T
= -40°C
A
400
300
200
100
V
= 3.3V
OUT
0
0
1
2
3
4
5
V
(V)
IN
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
0
V
= 2V
OUT
-10
C
= 3.3µF
OUT
I
= 20mA
LOAD
-20
-30
-40
-50
-60
-70
-80
0.01
0.1
1
10
100
FREQUENCY (kHz)
SOFT-START RESPONSE
(C
1k
10k
100k
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
90
75
RESET ASSERTS
ABOVE THIS LINE
60
45
30
15
V
= 3.5V
IN
V
= 2.5V
OUT
0
1
10
6
RESET THRESHOLD OVERDRIVE (mV)
REGION OF STABLE C
ESR
OUT
vs. LOAD CURRENT
7
V
= 1.8V
OUT
6
C
= 3.3µF
OUT
5
4
STABLE REGION
3
2
1
0
0
50
100
150
200
250
300
350
400
LOAD CURRENT (mA)
= FLOATING)
SS
MAX4836 toc08
V
IN
2V/div
V
t
OUT
SS
2V/div
V
SS
1V/div
2ms/div
100
450
500
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