MAX662AC/D Maxim Integrated, MAX662AC/D Datasheet - Page 6

• Manufacturer Part Number: MAX662AC/D
• Description: Charge Pumps
• Manufacturer: Maxim Integrated

Specifications of MAX662AC/D

• Function: Step Up
• Output Voltage: 12 V
• Output Current: 30 mA

+12V, 30mA Flash Memory
Programming Supply
Figure 4. +12V and +20V Dual Supply from a +5V Input
6
OUTPUT
20V
1 F
_______________________________________________________________________________________
1N5818
1 F
0.22 F
1N5818
1 F
OUTPUT
12V
3
4
6
C2-
C2+
V
OUT
MAX662A
SHDN
GND
V
C1+
C1-
CC
2
1
8
7
5
0.22 F
2 F
5V ±5%
V
IN
=
Figure 5. +20V Supply Output Current Capability
TRANSISTOR COUNT: 225
SUBSTRATE CONNECTED TO V
___________________Chip Topography
V
CC
20.0
19.2
18.4
17.6
16.8
16.0
V
OUT
C2+
0
CIRCUIT OF FIGURE 4
V
T
5
A
CC
= +25°C
(2.184mm)
C2- C1+
20V OUTPUT CURRENT (mA)
= 4.75V
WITH 34mA LOAD
ON +12V OUTPUT
0.086"
10
15
20
WITH +12V OUTPUT
UNLOADED
25
OUT
GND
30
35
C1-
SHDN
(2.184mm)
40
0.086"