MAX1822ESA Maxim, MAX1822ESA Datasheet - Page 3

• Manufacturer Part Number: MAX1822ESA
• Description: High-Side Power Supply
• Manufacturer: Maxim

__________________________________________Typical Operating Characteristics
400
350
300
250
200
150
100
1.4
1.2
1.0
0.8
0.6
0.4
0.2
50
17
16
15
14
13
12
0
1
2
0
_______________________________________________________________________________________
C* = 0.01µF
C1 = C2 = 0.22µF
C1 = C2 = 0.01µF
0.2
2
4
0.022µF
vs. C3 CAPACITOR VALUE
C* =
0.4 0.6
3
C3 CAPACITOR VALUE (µF)
vs. OUTPUT CURRENT
vs. SUPPLY VOLTAGE
6
C1 = C2 = 0.01µF
SUPPLY CURRENT
C* = 0.1µF
SUPPLY CURRENT
OUTPUT VOLTAGE
4
C* = 0.033µF
8
MAX1822
0.8 1.0
MAX1822
MAX1822
C1 = C2 = 0.47µF
I
OUT
5
V
CC
10
(mA)
(V)
6
C1 = C2 = 0.47µF
V
1.2 1.4 1.6 1.8 2.0
C* = 0.047µF
CC
12
7
= +5V, I
C1 = C2 = C*
T
14
T
T
A
8
A
C3 = 10µF
A
V
C3 = 1µF
CC
= +25°C
= +25°C
= +25°C
OUT
I
OUT
16
= +5V
9
= 0
= 0
10
18
High-Side Power Supply
1000
900
800
700
600
500
400
300
200
100
400
350
300
250
200
150
100
50
24
23
22
21
20
19
18
0
0.01
1
0
V
C3 = 10µF
T
V
I
T
C1 = C2 = 0.01µF
NOTE: MAXIMUM I
OUT
A
A
CC
CC
C1 = C2
1
= +25°C
= +25°C
2
vs. C1 = C2 CAPACITOR VALUE
0.01µF
= +5V
= +16.5V
MAXIMUM OUTPUT CURRENT
= 0
C1 = C2 CAPACITANCE VALUE (µF)
vs. C3 CAPACITOR VALUE
CURRENT AT THE POINT
WHERE V
LOSE REGULATION.
2
3
C3 CAPACITOR VALUE (µF)
vs. OUTPUT CURRENT
SUPPLY CURRENT
OUTPUT VOLTAGE
3
4
OUT
MAX1822
MAX1822
MAX1822
4
I
OUT
OUT
5
BEGINS TO
5
(mA)
IS THE LOAD
6
6
7
7
T
V
C3 = 10µF
A
8
CC
8
0.047µF
C1 = C2
0.022µF
= +25°C
C1 = C2
= +12V
9
9
0.1
10
10
3