
For Reference Only
Part Number | LM2576S-3.3 |
OEMstron Part # | LM2576S-3-3 |
Manufacturer | Texas Instruments |
Category | Semiconductors › Power Management ICs › Voltage Regulators - DC DC Switching Regulators |
Description | IC REG BUCK 3.3V 3A TO263-5 |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | LM2576S-3.3 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 26 - Mar 3 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
LM2576S-3.3 Specifications
Part Number | LM2576S-3.3 | |
Brand | Texas Instruments | |
Lifecycle | Obsolete | |
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) | 4V | |
Voltage - Input (Max) | 40V | |
Voltage - Output (Min/Fixed) | 3.3V | |
Voltage - Output (Max) | - | |
Current - Output | 3A | |
Frequency - Switching | 52kHz | |
Synchronous Rectifier | No | |
Operating Temperature | -40°C ~ 125°C (TJ) | |
Mounting Type | Surface Mount | |
Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | |
Supplier Device Package | DDPAK/TO-263-5 |
LM2576S-3.3 Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
LM2576SX-3.3/NOPB D# V72:2272_07269574 Texas Instruments |
Conv DC-DC 4V to 40V Inv/Step Down Single-Out 3.3V 3A 6-Pin(5+Tab) DDPAK T/R |
Americas - 426 |
LM2576S-3.3/NOPB D# V99:2348_07269570 Texas Instruments |
Conv DC-DC 4V to 40V Inv/Step Down Single-Out 3.3V 3A 6-Pin(5+Tab) DDPAK Tube |
Americas - 8 |
Part Number | Description | Stock |
LM2576S-3.3 Semtech Corporation |
180 |
Part Number | Description | Stock |
LM2576SX-3.3/NOPB Texas Instruments |
DC/DC CONV, BUCK, 3.3V, 52KHZ, TO-263-5 |
500 |
LM2576S-3.3/NOPB Texas Instruments |
IC, DC/DC CONVERTER, 3A |
Contact Us |
LM2576S-3.3 Texas Instruments |
IC, DC/DC CONVERTER, 3A |
Contact Us |
LM2576SX-3.3 Texas Instruments |
DC/DC CONV, BUCK, 3.3V, 52KHZ, TO-263-5 |
500 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB D# C1S523900276666 Texas Instruments |
Conv DC-DC 4V to 40V Inv/Step Down Single-Out 3.3V 3A 6-Pin(5+Tab) TO-263 Tube RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Bulk
|
5 |
LM2576SX-3.3/NOPB D# C1S523900414558 Texas Instruments |
DC/DC Switching Regulators RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Cut Tape
|
1 |
Part Number | Description | Stock |
LM2576S-3.3 Youtai Semiconductor Co Ltd |
TO-263 DC-DC Converters RoHS |
122 |
LM2576SX-3.3/NOPB Texas Instruments |
40V 3A TO-263-5 DC-DC Converters RoHS |
1011 |
LM2576S-3.3 P JSMSEMI |
T0-263-5 DC-DC Converters RoHS |
93 |
LM2576S-3.3/TR HuaGuan Semiconductor |
40V 3A TO-263-5 DC-DC Converters RoHS |
5174 |
Part Number | Description | Stock |
LM2576SX-3.3/NOPB D# LM2576SX-3.3/NOPBCT-ND Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
1688 In Stock |
LM2576S-3.3 D# LM2576S-3.3-ND Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
Limited Supply - Call |
LM2576SX-3.3 D# LM2576SX-3.3TR-ND Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
Limited Supply - Call |
LM2576S-3.3/NOPB D# LM2576S-3.3/NOPB-ND Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
62 In Stock |
Part Number | Description | Stock |
LM2576S-3.3 D# LM2576S-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 |
1785 |
LM2576SX-3.3 D# LM2576SX-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 |
2668 |
Part Number | Description | Stock |
LM2576S-3.3 National Semiconductor Corporation |
In stock shipping within 2days |
3846 |
LM2576SX-3.3 POWER |
In stock shipping within 2days |
4260 |
LM2576SX-3.3/NOPB Texas Instruments |
In stock shipping within 2days |
4260 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB . D# 1469177 Texas Instruments |
IC, DC/DC CONVERTER, 3A RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
LM2576SX-3.3/NOPB D# 3121492RL Texas Instruments |
DC/DC CONV, BUCK, 52KHZ, TO-263-5 RoHS: Compliant
Min Qty: 1
Container: Reel
|
0 |
LM2576S-3.3/NOPB D# 3008143 Texas Instruments |
IC, DC/DC CONVERTER, 3A RoHS: Compliant
Min Qty: 1
Container: Each
|
1130 |
Part Number | Description | Stock |
LM2576S33 TI/NS |
OEM/CM QUOTES ONLY | NO BROKERS |
11600 |
LM2576S33P National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
375 |
LM2576S33NOPB National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
11600 |
LM2576S33TO2635 kexin |
OEM/CM QUOTES ONLY | NO BROKERS |
2320 |
Part Number | Description | Stock |
LM2576S335012 Texas Instruments |
OEM/CM ONLY |
336 |
LM2576S33NOPB Texas Instruments |
OEM/CM ONLY |
636 |
LM2576S33 Texas Instruments |
OEM/CM ONLY |
305 |
Part Number | Description | Stock |
LM2576S-3.3 National Semiconductor Corporation |
34 |
Part Number | Description | Stock |
LM2576S-3.3 D# C347412 Youtai Semiconductor Co Ltd |
122 | |
LM2576SX-3.3/NOPB D# C14403 Texas Instruments |
1011 | |
LM2576S-3.3 P+ D# C963386 JSMSEMI |
93 | |
LM2576S-3.3/TR D# C194473 Texas Instruments |
5174 |
Part Number | Description | Stock |
LM2576S-3.3NOPB National Semiconductor Corporation |
in stock - can ship the same day |
30 |
Part Number | Description | Stock |
LM2576SX-3.3 Texas Instruments |
OEM/CM Immediate delivery |
500000 |
LM2576SX-3.3/NOPB Texas Instruments |
OEM/CM Immediate delivery |
5666 |
LM2576S-3.3 Texas Instruments |
OEM/CM Immediate delivery |
8969 |
LM2576S-3.3/NOPB Texas Instruments |
OEM/CM Immediate delivery |
5880 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB D# 926-LM2576S-3.3/NOPB Texas Instruments |
Switching Voltage Regulators 3A STEP-DOWN VLTG REG RoHS: Compliant
|
184 |
LM2576SX-3.3/NOPB D# 926-LM2576SX33NOPB Texas Instruments |
Switching Voltage Regulators 3A SD VTG Reg RoHS: Compliant
|
884 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB D# 29AH1096 Texas Instruments |
IC, DC/DC CONVERTER, 3A, Topology:Buck (Step Down), Input Voltage Min:4V, Input Voltage Max:40V, DC / DC Converter IC Case:TO-263, No. of Pins:5Pins, Output Current:3A, Output Voltage Nom.:3.3V, Switching Frequency:52kHz, Operating RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
1120 |
LM2576SX-3.3/NOPB D# 26AJ7167 Texas Instruments |
DC/DC CONV, BUCK, 52KHZ, TO-263-5, Topology:Buck (Step Down), Input Voltage Min:4V, Input Voltage Max:40V, No. of Outputs:1Outputs, DC / DC Converter IC Case:TO-263, No. of Pins:5Pins, Output Current:3A, Output Voltage Min:3.234V, RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
0 |
Part Number | Description | Stock |
LM2576S-3.3 D# NS-LM2576S-3.3 Texas Instruments |
OEM/CM ONLY |
7795 |
LM2576SX-3.3 D# NS-LM2576SX-3.3 Texas Instruments |
OEM/CM ONLY |
2673 |
LM2576S-3.3/NOPB D# NS-LM2576S-3.3/NOPB Texas Instruments |
OEM/CM ONLY |
2117 |
LM2576SX-3.3/NOPB D# NS-LM2576SX-3.3/NOPB Texas Instruments |
OEM/CM ONLY |
1596 |
Part Number | Description | Stock |
LM2576SX-3.3 Semtech Corporation |
7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5 |
144 |
LM2576S-3.3/NOPB National Semiconductor Corporation |
7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5 |
32 |
LM2576SX-3.3/NOPB National Semiconductor Corporation |
SWITCHING REGULATOR, VOLTAGE-MODE, 7.5A, 63KHZ SWITCHING FREQ-MAX, BIPOLAR, PSSO5 |
116 |
Part Number | Description | Stock |
LM2576S-3.3 D# LM2576S-3dot3 National Semiconductor Corporation |
Inventory R |
6 |
Part Number | Description | Stock |
LM2576SX-3.3 National Semiconductor Corporation |
Switching Regulator, Voltage-mode, 7.5A, 63kHz Switching Freq-Max, BIPolar, PSSO5 RoHS: Not Compliant
|
23 |
LM2576S-3.3/NOPB Texas Instruments |
LM2576 SIMPLE SWITCHER 40V, 3A Low Component Count Step-Down Regulator RoHS: Compliant
|
275 |
LM2576SX-3.3/NOPB Texas Instruments |
LM2576 SIMPLE SWITCHER 40V, 3A Low Component Count Step-Down Regulator RoHS: Compliant
|
9 |
Part Number | Description | Stock |
LM2576S3.3/NOPB National Semiconductor Corporation |
OEM/CM ONLY |
286 |
LM2576S3.3 National Semiconductor Corporation |
OEM/CM ONLY |
10016 |
LM2576S3.3P+ National Semiconductor Corporation |
OEM/CM ONLY |
339 |
LM2576S3.3 TO2635 Guangdong Kexin Industrial Co Ltd |
OEM/CM ONLY |
2016 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB Texas Instruments |
IN stock Immediate delivery |
5895 |
LM2576S-3.3 Texas Instruments |
IN stock Immediate delivery |
8984 |
LM2576SX-3.3 Texas Instruments |
IN stock Immediate delivery |
499985 |
LM2576SX-3.3/NOPB Texas Instruments |
IN stock Immediate delivery |
5681 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB Texas Instruments |
SIMPLE SWITCHER®, 40V, 3A Low Component Count Step-Down Regulator |
4,392 |
LM2576SX-3.3/NOPB Texas Instruments |
SIMPLE SWITCHER®, 40V, 3A Low Component Count Step-Down Regulator |
59,742 |
Part Number | Description | Stock |
LM2576SX-3.3/NOPB Texas Instruments |
shipping today |
46 |
LM2576S-3.3 National Semiconductor Corporation |
shipping today |
16 |
LM2576SX-3.3 Texas Instruments |
shipping today |
54999 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB D# 36326459 Texas Instruments |
Conv DC-DC 4V to 40V Inv/Step Down Single-Out 3.3V 3A 6-Pin(5+Tab) DDPAK Tube |
Americas - 8 |
LM2576SX-3.3/NOPB D# 40661711 Texas Instruments |
Conv DC-DC 4V to 40V Inv/Step Down Single-Out 3.3V 3A 6-Pin(5+Tab) DDPAK T/R |
Americas - 426 |
Part Number | Description | Stock |
LM2576S-3.3/NOPB Texas Instruments |
RFQ |
13142 |
LM2576SX-3.3 National Semiconductor Corporation |
RFQ |
11645 |
Part Number | Description | Stock |
LM2576SX-3.3 Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
888 |
LM2576SX-3.3/NOPB Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
10048 |
LM2576S-3.3 Texas Instruments |
1A & 3A Miniconverter Switching Regulators | IC REG BUCK 3.3V 3A TO263-5 |
12061 |
LM2576S-3.3/NOPB Texas Instruments |
IC REG BUCK 3.3V 3A TO263-5 |
870 |
Part Number | Description | Stock |
LM2576SX-3.3/NOPB D# 3121492 Texas Instruments |
DC/DC CONV, BUCK, 52KHZ, TO-263-5 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
0 |
LM2576S-3.3/NOPB . D# 1469177 Texas Instruments |
IC, DC/DC CONVERTER, 3A RoHS: Compliant
Min Qty: 1
Container: Each
|
77 |
LM2576S-3.3/NOPB D# 3008143 Texas Instruments |
IC, DC/DC CONVERTER, 3A RoHS: Compliant
Min Qty: 1
Container: Each
|
1132 |
The Products You May Be Interested In
![]() |
XC9265A16BMR-G | 0.5UA ULTRA LOW QUIESCENT CURREN | 364 More on Order |
![]() |
NCP3102BMNTXG | IC REG BUCK ADJUSTABLE 10A 40QFN | 322 More on Order |
![]() |
LM2670SD-ADJ/NOPB | IC REG BUCK ADJUSTABLE 3A 14VSON | 1104 More on Order |
![]() |
TPS63011YFFR | IC REG BCK BST PROG 2A 20DSBGA | 3720 More on Order |
![]() |
TPS61085DGKTG4 | IC REG BOOST ADJ 2A 8VSSOP | 227 More on Order |
![]() |
XC9142B23DER-G | 0.8A SYNCHRONOUS STEP-UP DC/DC C | 331 More on Order |
![]() |
LM2677SDX-5.0 | IC REG BUCK 5V 5A 14VSON | 242 More on Order |
![]() |
ISL9104AIRUAZ-T7A | IC REG BUCK ADJ 500MA 6UTDFN | 669 More on Order |
![]() |
XC9142C19DER-G | 0.8A SYNCHRONOUS STEP-UP DC/DC C | 242 More on Order |
![]() |
XC9142E55CMR-G | 0.8A SYNCHRONOUS STEP-UP DC/DC C | 236 More on Order |
![]() |
XC9265B2614R-G | 0.5UA ULTRA LOW QUIESCENT CURREN | 249 More on Order |
![]() |
MAX16962RAUEA/V+ | IC REG BUCK ADJ 4A 16TSSOP | 425 More on Order |
Quick Inquiry
In Stock | 222 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
2500 | $ 0.0000 | $ 0.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
Contact Us
- CALL US
86-755-83232896
- SKYPE
- Message
Please feel free to contact us for details.