lm2757tmx National Semiconductor Corporation, lm2757tmx Datasheet - Page 2

• Manufacturer Part Number: lm2757tmx
• Description: Switched Capacitor Boost Regulator With High Impedance Output In Shutdown
• Manufacturer: National Semiconductor Corporation

www.national.com
Connection Diagram and Package Mark Information
Note 1: The actual physical placement of the package marking will vary from part to part. The package marking "X" designates the single digit date code. "V" is
a NSC internal code for die traceability. Both will vary considerably. "DL" identifies the device (part number, option, etc.).
Pin Descriptions
Mode Selection Definition
Order Information
Order Number
LM2757TM
LM2757TMX
M0
Pin #
0
0
1
1
A1
A2
A3
B1
B2
B3
C1
C2
C3
D1
D2
D3
M1
0
1
0
1
Device Shutdown, Output High
Name
OUTPUT VOLTAGE MODE
V
GND
GND
C2+
C1+
C1−
C2−
NC
V
V
M1
M0
OUT
IN
IN
Impedance
(A1 Bump Marking) DL
National Semiconductor Package Number TMD12
5.0V
4.5V
4.1V
Package Mark ID
12–Bump Micro SMD Package, 0.4mm Pitch
Flying Capacitor C2 Connection
Regulated Output Voltage
Flying Capacitor C1 Connection
Flying Capacitor C1 Connection
Input Voltage Connection
Input Voltage Connection
Ground Connection
Ground Connection
Flying Capacitor C2 Connection
No Connect — Do not connect this pin to any node, voltage or GND. Must be left floating.
Mode select pin 1
Mode select pin 0
XV
2
12–Bump µSMD
0.4mm pitch
Package
Description
Supplied as:
1000 Units, Tape & Reel
4000 Units, Tape & Reel
30033702