LM2622_04 NSC [National Semiconductor], LM2622_04 Datasheet - Page 2

• Manufacturer Part Number: LM2622_04
• Description: 600kHz/1.3MHz Step-up PWM DC/DC Converter
• Manufacturer: NSC [National Semiconductor]

www.national.com
Connection Diagram
Ordering Information
Pin Description
LM2622MMX-ADJ
LM2622MM-ADJ
Order Number
Pin
1
2
3
4
5
6
7
8
FSLCT
SHDN
Name
GND
SW
V
NC
V
FB
IN
C
Package Type
MSOP-8
MSOP-8
Compensation network connection. Connected to the output of the voltage error amplifier.
Output voltage feedback input.
Shutdown control input, active low.
Analog and power ground.
Power switch input. Switch connected between SW pin and GND pin.
Analog power input.
Switching frequency select input. V
Connect to ground or leave open. Connect to GND pin directly beneath the device if
possible. If other traces are in the way or it is otherwise not possible to directly connect it
to GND leave this pin open and shield it from sources of EMI.
NS Package Number MUA08A
NSC Package
8-Lead Plastic MSOP
Drawing
MUA08A
MUA08A
Top View
2
IN
1000 Units, Tape and
Reel
3500 Units, Tape and
Reel
= 1.3MHz. Ground = 600kHz.
Function
Supplied As
10127304
S18B
S18B
Package ID