LM2853MHX-1.8/NOPB National Semiconductor, LM2853MHX-1.8/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM2853MHX-1.8/NOPB
• Description: IC REG SYNC BUCK 3A 1.8V 14TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®, SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2853MHX-1.8/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.8V
• Current - Output: 3A
• Frequency - Switching: 550kHz
• Voltage - Input: 3 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP Exposed Pad, 14-eTSSOP 14-HTSSOP
• For Use With: LM2853-1.8EVAL - BOARD EVAL LM2853-1.8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: LM2853MHX-1.8

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LM2853MHX-0.8
LM2853MHX-1.0
LM2853MHX-1.2
LM2853MHX-1.5
LM2853MHX-1.8
LM2853MHX-2.5
LM2853MHX-3.0
LM2853MHX-3.3
Connection Diagram
Ordering Information
Note: Contact factory for other voltage options.
Pin Descriptions
Order Number
LM2853MH-0.8
LM2853MH-1.0
LM2853MH-1.2
LM2853MH-1.5
LM2853MH-1.8
LM2853MH-2.5
LM2853MH-3.0
LM2853MH-3.3
Exposed Pad
Pin #
10,11
12,13
6,7
8,9
14
1
2
3
4
5
Voltage
Option
0.8
1.0
1.2
1.5
1.8
2.5
3.0
3.3
LM2853-0.8
LM2853-1.0
LM2853-1.2
LM2853-1.5
LM2853-1.8
LM2853-2.5
LM2853-3.0
LM2853-3.3
Package
Marking
SGND
PGND
Name
AVIN
PVIN
SNS
SW
EN
NC
NC
SS
EP
TSSOP-14 exposed
Package Type
Input Voltage for Control Circuitry.
Enable.
Low noise ground.
Soft-Start Pin.
No Connect. This pin must be tied to ground.
Input Voltage for Power Circuitry.
Switch Pin.
Power Ground.
No-Connect. These pins must be tied to ground.
Output Voltage Sense Pin.
The exposed pad is internally connected to GND, but it cannot be
used as the primary GND connection. The exposed pad should be
soldered to an external GND plane.
pad
2
20201503
Package
Drawing
MXA14A
Function
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
2500 Units, Tape and Reel
94 Units, Rail
94 Units, Rail
94 Units, Rail
94 Units, Rail
94 Units, Rail
94 Units, Rail
94 Units, Rail
94 Units, Rail
Supplied As