Pin Description
Pin
Name
Function
1
VIN
Input Supply pin
2
SD1
SD2
GND
Active low shutdown pin for output 1
Active low shutdown pin for output 2
Ground
3
4
5
ERROR2
Error flag for output 2 - Normally high impedance, should be connected to ground if not
used.
6
ERROR1
Error flag for output 1 - Normally high impedance, should be connected to ground if not
used.
7
8
VOUT2
VOUT1
Output 2
Output 1
TABLE 1. Ordering Information
The following voltage options and their combinations are possible. 5.0V, 4.0V, 3.8V, 3.6V, 3.3V, 3.2V, 3.1V, 3.0V, 2.9V, 2.8V,
2.7V, 2.6V, 2.5V, 2.4V, 2.0V and 1.8V
Output
Voltage 1
5.0
Output Voltage
Order Number
Package Marking
Supplied As:
2
5.0
5.0
3.6
3.6
3.6
3.6
3.3
3.3
2.5
2.5
3.0
3.0
3.0
3.0
2.8
2.8
2.5
2.5
1.8
1.8
3.3
3.3
3.0
3.0
2.8
2.8
1.8
1.8
LP2966IMM-5050
LP2966IMMX-5050
LP2966IMM-3636
LP2966IMMX-3636
LP2966IMM-3336
LP2966IMMX-3336
LP2966IMM-3333
LP2966IMMX-3333
LP2966IMM-3325
LP2966IMMX-3325
LP2966IMM-3030
LP2966IMMX-3030
LP2966IMM-2830
LP2966IMMX-2830
LP2966IMM-2828
LP2966IMMX-2828
LP2966IMM-2525
LP2966IMMX-2525
LP2966IMM-2518
LP2966IMMX-2518
LP2966IMM-1833
LP2966IMMX-1833
LP2966IMM-1830
LP2966IMMX-1830
LP2966IMM-1828
LP2966IMMX-1828
LP2966IMM-1818
LP2966IMMX-1818
LAFB
LAFB
LAEB
LAEB
LAHB
LAHB
LADB
LADB
LARB
LARB
LACB
LACB
LASB
LASB
LABB
LABB
LAAB
LAAB
LJKB
LJKB
LCFB
LCFB
LEYB
LEYB
LAVB
LAVB
LA9B
LA9B
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on Tape and reel
1000 units on tape and reel
3500 units on Tape and reel
1000 units on tape and reel
3500 units on tape and reel
1000 units on tape and reel
3500 units on tape and reel
5.0
3.6
3.6
3.3
3.3
3.3
3.3
3.3
3.3
3.0
3.0
2.8
2.8
2.8
2.8
2.5
2.5
2.5
2.5
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
The voltage options and combinations shown in Table 1 are available. For other custom voltage options or combina-
tions of voltage options, please contact your nearest National Semiconductor Sales Office.
3
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