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LM2678S-3.3

LM2678S-3.3
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For Reference Only

Part Number LM2678S-3.3
OEMstron Part # LM2678S-3-3
Manufacturer Texas Instruments
Category SemiconductorsPower Management ICsVoltage Regulators - DC DC Switching Regulators
Description IC REG BUCK 3.3V 5A TO263-7
Lifecycle Not For New Designs
RoHS No RoHS Information
EDA/CAD Models LM2678S-3.3 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Mar 27 - Apr 1 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

LM2678S-3.3 Specifications

Part Number LM2678S-3.3
Brand Texas Instruments
Lifecycle Not For New Designs
RoHS No RoHS Information
Product Line Semiconductors
Category Power Management ICs
Subcategory Voltage Regulators - DC DC Switching Regulators
Manufacturer
Series SIMPLE SWITCHER®
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Fixed
Number of Outputs 1
Voltage - Input (Min) 8V
Voltage - Input (Max) 40V
Voltage - Output (Min/Fixed) 3.3V
Voltage - Output (Max) -
Current - Output 5A
Frequency - Switching 260kHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Supplier Device Package DDPAK/TO-263-7

LM2678S-3.3 Documents

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Industry Leaders in Quality

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And trust is based on quality.

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Part Number Description Stock

LM2678S-3.3

D# V36:1790_07270144

Texas Instruments

Conv DC-DC 8V to 40V Step Down Single-Out 3.3V 5A 8-Pin(7+Tab) TO-263 Tube

RoHS: Not Compliant
Americas - 0

LM2678SX-3.3/NOPB

D# V72:2272_07270160

Texas Instruments

Conv DC-DC 8V to 40V Step Down Single-Out 3.3V 5A 8-Pin(7+Tab) TO-263 T/R

Americas - 897

LM2678S-3.3/NOPB

D# V99:2348_07270145

Texas Instruments

Conv DC-DC 8V to 40V Step Down Single-Out 3.3V 5A 8-Pin(7+Tab) TO-263 Tube

Americas - 67
Part Number Description Stock

LM2678S-3.3/NOPB

D# LM2678S-3.3/NOPB

Texas Instruments

Conv DC-DC Single Step Down 8V to 40V 8-Pin(7+Tab) TO-263 Rail - Rail/Tube (Alt: LM2678S-3.3/NOPB)

RoHS: Compliant
Americas - 15
Part Number Description Stock

LM2678S-3.3/NOPB

National Semiconductor Corporation

45

LM2678S-3.3

National Semiconductor Corporation

5
Part Number Description Stock

LM2678SX-3.3/NOPB

Texas Instruments

IC REG BUCK 3.3V 5A TO263-7

500

LM2678S-3.3/NOPB

National Semiconductor Corporation

Min Qty 1

225

LM2678S-3.3

National Semiconductor Corporation

Min Qty 1

225
Part Number Description Stock

LM2678S33

National Semiconductor Corporation

RoHS: Not Compliant
Europe - 45
Part Number Description Stock

LM2678S-3.3

National Semiconductor Corporation

N/A (ship within 1day) - D/C N/A

67

LM2678S-3.3/NOPB

Texas Instruments

RoHS (ship within 1day) - D/C 2011

28
Part Number Description Stock

LM2678S-3.3/NOPB

D# LM2678S-3.3/NOPB-ND

Texas Instruments

IC REG BUCK 3.3V 5A TO263-7

160 In Stock

LM2678SX-3.3/NOPB

D# LM2678SX-3.3/NOPBCT-ND

Texas Instruments

IC REG BUCK 3.3V 5A TO263-7

327 In Stock

LM2678S-3.3

D# LM2678S-3.3-ND

Texas Instruments

IC REG BUCK 3.3V 5A TO263-7

1 In Stock

LM2678S-3.3-TI

D# 2156-LM2678S-3.3-TI-ND

Rochester Electronics LLC

SWITCHING REG, VOLTAGE-MODE, 8.7

Temporarily Out of Stock
Part Number Description Stock

LM2678S-3.3

D# LM2678S-3.3

National Semiconductor Corporation

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

903
Part Number Description Stock

LM2678S-3.3

National Semiconductor Corporation

In stock shipping within 2days

58525
Part Number Description Stock

LM2678S-3.3/NOPB

D# 3122913

Texas Instruments

IC, DC/DC CONVERTER, 5A

RoHS: Compliant
Min Qty: 1
Container: Each
255
Part Number Description Stock

LM2678S33NOPB

TEXAS INSTRUMENTS

OEM/CM QUOTES ONLY | NO BROKERS

314

LM2678S33

OEM/CM QUOTES ONLY | NO BROKERS

5800

LM2678S33TI

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

3184
Part Number Description Stock

LM2678S33NOPB

Texas Instruments

OEM/CM ONLY

961

LM2678S33

Texas Instruments

OEM/CM ONLY

757
Part Number Description Stock

LM2678S-3.3/NOPB

National Semiconductor Corporation

In Stock

212
Part Number Description Stock

LM2678S-3.3NOPB

National Semiconductor Corporation

in stock - can ship the same day

50
Part Number Description Stock

LM2678S-3.3

National Semiconductor Corporation

OEM/CM Immediate delivery

58000
Part Number Description Stock

LM2678S-3.3/NOPB

D# 926-LM2678S-3.3/NOPB

Texas Instruments

Switching Voltage Regulators HIGH EFF 5A STEP- DOWN VLTG REG

RoHS: Compliant
170

LM2678SX-3.3/NOPB

D# 926-LM2678SX33NOPB

Texas Instruments

Switching Voltage Regulators Hi Eff 5A SD VTG Reg

RoHS: Compliant
516
Part Number Description Stock

LM2678S-3.3/NOPB

D# 29AH6255

Texas Instruments

IC, DC/DC CONVERTER, 5A, Topology:Buck (Step Down), Input Voltage Min:8V, Input Voltage Max:40V, DC / DC Converter IC Case:TO-263, No. of Pins:7Pins, Output Current:5A, Output Voltage Nom.:3.3V, Switching Frequency:260kHz, Operating RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
255
Part Number Description Stock

LM2678SX-3.3/NOPB

D# NS-LM2678SX-3.3/NOPB

Texas Instruments

OEM/CM ONLY

10471

LM2678S3.3

D# NS-LM2678S3.3

National Semiconductor Corporation

OEM/CM ONLY

1274

LM2678S-3.3/NOPB

D# NS-LM2678S-3.3/NOPB

Texas Instruments

OEM/CM ONLY

7794

LM2678S-3.3

D# NS-LM2678S-3.3

Texas Instruments

OEM/CM ONLY

6914
Part Number Description Stock

LM2678S-3.3

National Semiconductor Corporation

SWITCHING REGULATOR, VOLTAGE-MODE, 8.75A, 280KHZ SWITCHING FREQ-MAX, PSSO7

84

LM2678S-3.3/NOPB

National Semiconductor Corporation

8.75A SWITCHING REGULATOR, 280KHZ SWITCHING FREQ-MAX, PSSO7

4
Part Number Description Stock

LM2678S-3.3/NOPB

Texas Instruments

LM2678 8V to 40V, 5A SIMPLE SWITCHER buck converter with high efficiency

RoHS: Compliant
5579

LM2678SX-3.3/NOPB

Texas Instruments

LM2678 8V to 40V, 5A SIMPLE SWITCHER buck converter with high efficiency

RoHS: Compliant
255

LM2678S-3.3

Texas Instruments

LM2678 8V to 40V, 5A SIMPLE SWITCHER buck converter with high efficiency

RoHS: Not Compliant
2691
Part Number Description Stock

LM2678S33

National Semiconductor Corporation

OEM/CM ONLY

2061

LM2678S3.3/NOPB

National Semiconductor Corporation

OEM/CM ONLY

280
Part Number Description Stock

LM2678S-3.3

National Semiconductor Corporation

IN stock Immediate delivery

57985
Part Number Description Stock

LM2678S-3.3/NOPB

Texas Instruments

8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency

6,279

LM2678SX-3.3/NOPB

Texas Instruments

8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency

37,948
Part Number Description Stock

LM2678S-3.3/NOPB

Texas Instruments

shipping today

13168

LM2678S-3.3

National Semiconductor Corporation

shipping today

101996

LM2678SX-3.3/NOPB

National Semiconductor Corporation

shipping today

378
Part Number Description Stock

LM2678S-3.3/NOPB

D# 35616995

Texas Instruments

Conv DC-DC 8V to 40V Step Down Single-Out 3.3V 5A 8-Pin(7+Tab) TO-263 Tube

Americas - 67

LM2678SX-3.3/NOPB

D# 53537610

Texas Instruments

Conv DC-DC 8V to 40V Step Down Single-Out 3.3V 5A 8-Pin(7+Tab) TO-263 T/R

Americas - 897
Part Number Description Stock

LM2678S33

Texas Instruments

RFQ

3887

LM2678S-3.3/NOPB

Texas Instruments

RFQ

4614

LM2678S-3.3

National Semiconductor Corporation

RFQ

2886
Part Number Description Stock

LM2678S-3.3/NOPB

D# 3122913

Texas Instruments

IC, DC/DC CONVERTER, 5A

RoHS: Compliant
Min Qty: 1
Container: Each
255

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Pricing (USD)

Qty.Unit PriceExt. Price
1$ 7.5496$ 7.5496
100$ 7.5496$ 754.9600
500$ 7.5496$ 3,774.8000
1000$ 7.5496$ 7,549.6000
2500$ 7.5496$ 18,874.0000

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