
MAX748A/MAX763A
3.3V, Step-Down,
Current-Mode PWM DC-DC Converters
12 ______________________________________________________________________________________
PART TEMP. RANGE PIN-PACKAGE
MAX763ACPA 0°C to +70°C 8 Plastic DIP
MAX763ACSA 0°C to +70°C 8 SO
MAX763AC/D 0°C to +70°C Dice*
MAX763AEPA -40°C to +85°C 8 Plastic DIP
MAX763AESA -40°C to +85°C 8 SO
MAX763AMJA -55°C to +125°C 8 CERDIP
_Ordering Information (continued)
* Contact factory for dice specifications.
TOP VIEW
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
V+
V+
LX
LX
N.C.
REF
V+
MAX748A
LX
GND
GND
OUT
CC
SS
N.C.
N.C.
Wide SO
SHDN
1
2
3
4
8
7
6
5
V+
LX
GND
OUT
CC
SS
REF
MAX748A
MAX763A
SO
SHDN
_____Pin Configurations (continued)
SS
REF
SHDN
V+
V+
V+
LXLX LX
GND
GND
OUT
CC
0.116"
2.946mm
0.131"
3.327mm
TRANSISTOR COUNT: 298
SUBSTRATE CONNECTION: V+
OUTCC
SS
REF
GND
LX
LX
LX
SHDN
V+
V+ V+
0.116"
2.946mm
0.072"
1.829mm
TRANSISTOR COUNT: 281
SUBSTRATE CONNECTION: V+
MAX748A
MAX763A
V+
____________________Chip Topographies
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