All prices are in US dollars.
Digi-Key Part Number 296-12509-5-ND
Price Break Unit Price Extended Price
1 5.15000 5.15
10 4.62700 46.27
100 3.79080 379.08
500 3.22704 1,613.52
1,000 2.43000 2,430.00
Quantity Available Digi-Key Stock: 1,556
Can ship immediately

Factory Stock ?: 9,940

Manufacturer Part Number


Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)

Quantity Item Number ? Customer Reference

When requested quantity exceeds displayed pricing table quantities, a lesser unit price may appear on your order.
You may submit a request for quotation on quantities which are greater than those displayed in the pricing table.

Datasheets TPS54310
Product Photos 20-TSSOP (Wide, Exposed Pad)
Product Training Modules Understanding SWIFT Step Down Dc/Dc Converters
Design Resources TPS54310 Design with WEBENCH® Power Designer
Featured Product Create your power design now with TI’s WEBENCH® Designer
Manufacturer Product Page TPS54310PWP Specifications
EDA / CAD Models ? Download from Accelerated Designs
Standard Package ? 70

Integrated Circuits (ICs)


PMIC - Voltage Regulators - DC DC Switching Regulators

Series SWIFT™
Packaging ? Tube?
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3V
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 0.891V
Voltage - Output (Max) 3.3V
Current - Output 3A
Frequency - Switching 350kHz, 550kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 20-HTSSOP
Online Catalog Buck (Step-Down) IC
For Use With
296-13574-ND - EVAL MOD FOR TPS54310
Other Names 296-12509-5
Alternate Package | This part is also available in the following packaging:
Digi-Key Part Number Manufacturer Part Number Manufacturer Packaging Quantity Available Unit Price Minimum Quantity
296-26989-2-ND TPS54310PWPR Texas Instruments Tape & Reel (TR)? 2,000 - Immediate
10,000 - Factory Stock
2.02500 2,000
296-26989-1-ND TPS54310PWPR Texas Instruments Cut Tape (CT)? 3,020 - Immediate
10,000 - Factory Stock
4.42000 1
296-26989-6-ND TPS54310PWPR Texas Instruments Digi-Reel®? 3,020 - Immediate
10,000 - Factory Stock
Digi-Reel® 1
296-36072-5-ND TPS54310PWPG4 Texas Instruments Tube? 205 - Immediate
9,940 - Factory Stock
5.15000 1
TPS54310PWPRG4-ND TPS54310PWPRG4 Texas Instruments Tape & Reel (TR)? 10,000 - Factory Stock
2.02500 2,000

Tape & Reel, Cut Tape and Digi-Reels are all derived from the same manufacturer’s part number. Inventory from Tape & Reel is used to fulfill Cut Tape and Digi-Reel orders and will impact the total quantity available.

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16:33:31 5/2/2016