LM22675MR-ADJ/NOPB National Semiconductor, LM22675MR-ADJ/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM22675MR-ADJ/NOPB
• Description: IC REG SWITCH BUCK 1A ADJ 8PSOP
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM22675MR-ADJ/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 1.285V
• Current - Output: 1A
• Frequency - Switching: 500kHz
• Voltage - Input: 4.5 ~ 42 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-PSOP
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Peak Reflow Compatible (260 C): Yes
• For Use With: 551600236-001 - WEBENCH BUILD IT LM2267X 8-PSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: LM22675MR-ADJ

www.national.com
Voltage
Output
Connection Diagram
Ordering Information
ADJ
ADJ
ADJ
ADJ
ADJ
ADJ
*Automotive Grade (Q) product incorporates enhanced manufacturing and support processes for the automotive market, including defect detection methodologies.
Reliability qualification is compliant with the requirements and temperature grades defined in the AEC-Q100 standard. Automotive grade products are identified
with the letter Q. For more information go to http://www.national.com/automotive.
Pin Descriptions
5.0
5.0
5.0
5.0
5.0
5.0
Pins
2, 3
1
4
5
6
7
8
LM22675QMRE-ADJ
LM22675QMRX-ADJ
LM22675QMRE-5.0
LM22675QMRX-5.0
LM22675QMR-ADJ
LM22675MRE-ADJ
LM22675MRX-ADJ
LM22675QMR-5.0
LM22675MRE-5.0
LM22675MRX-5.0
LM22675MR-ADJ
LM22675MR-5.0
Order Number
BOOT
Name
GND
VIN
SW
NC
FB
EN
Description
Bootstrap input
Not Connected
Feedback pin
Precision enable pin
System ground
Source input voltage
Switch pin
PSOP-8 Exposed Pad
PSOP-8 Exposed Pad
Package Type
8-Lead Plastic PSOP-8 Package
NS Package Number MRA08B
Application Information
Provides the gate voltage for the high side NFET.
Pins are not electrically connected inside the chip. Pins do function as
thermal conductor.
Inverting input to the internal voltage error amplifier.
When pulled low regulator turns off.
Provide good capacitive decoupling between VIN and this pin
Input to the regulator. Operates from 4.5V to 42V.
Attaches to the switch node
NSC Package
Drawing
MRA08B
MRA08B
2
2500 Units in Tape and Reel
2500 Units in Tape and Reel
2500 Units in Tape and Reel
2500 Units in Tape and Reel
30077040
250 Units in Tape and Reel
250 Units in Tape and Reel
250 Units in Tape and Reel
250 Units in Tape and Reel
95 Units in Rails
95 Units in Rails
95 Units in Rails
95 Units in Rails
Supplied As
Grade 1 qualified.
Production Flow*
Automotive
AEC-Q100
Features
Grade