
For Reference Only
Part Number | LM3940IT-3.3 |
OEMstron Part # | LM3940IT-3-3 |
Manufacturer | Texas Instruments |
Category | Semiconductors › Power Management ICs › Voltage Regulators - Linear |
Description | IC REG LINEAR 3.3V 1A TO220-3 |
Lifecycle | Not For New Designs |
RoHS | No RoHS Information |
EDA/CAD Models | LM3940IT-3.3 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 17 - Mar 22 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
LM3940IT-3.3 Specifications
Part Number | LM3940IT-3.3 | |
Brand | Texas Instruments | |
Lifecycle | Not For New Designs | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | Voltage Regulators - Linear | |
Manufacturer | ||
Series | - | |
Output Configuration | Positive | |
Output Type | Fixed | |
Number of Regulators | 1 | |
Voltage - Input (Max) | 7.5V | |
Voltage - Output (Min/Fixed) | 3.3V | |
Voltage - Output (Max) | - | |
Voltage Dropout (Max) | 0.2V @ 100mA | |
Current - Output | 1A | |
Current - Quiescent (Iq) | - | |
Current - Supply (Max) | - | |
PSRR | - | |
Control Features | - | |
Protection Features | Over Temperature, Short Circuit | |
Operating Temperature | -40°C ~ 125°C | |
Mounting Type | Through Hole | |
Package / Case | TO-220-3 | |
Supplier Device Package | TO-220-3 |
LM3940IT-3.3 Documents

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Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# V99:2348_07275606 Texas Instruments |
LDO Regulator Pos 3.3V 1A 3-Pin(3+Tab) TO-220 Tube RoHS: Compliant
|
Americas - 212 |
LM3940IT-3.3 D# V99:2348_07275605 Texas Instruments |
LDO Regulator Pos 3.3V 1A 3-Pin(3+Tab) TO-220 Tube RoHS: Not Compliant
|
Americas - 2 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# LM3940IT-3.3/NOPB Texas Instruments |
LDO Regulator Pos 3.3V 1A 3-Pin(3+Tab) TO-220 Rail - Rail/Tube (Alt: LM3940IT-3.3/NOPB) RoHS: Not Compliant
|
Americas - 67 |
Part Number | Description | Stock |
LM3940IT-3.3P+ National Semiconductor Corporation |
46 | |
LM3940IT-3.3 National Semiconductor Corporation |
65 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB Texas Instruments |
IC, V REG, LINEAR, 3.3V |
684 |
LM3940IT-3.3 Texas Instruments |
IC, V REG, LINEAR, 3.3V |
684 |
Part Number | Description | Stock |
LM3940IT-3.3 Texas Instruments |
Fixed 7.5V 3.3V 200mV @ 100mA TO-220(TO-220-3) Dropout Regulators(LDO) RoHS |
955 |
Part Number | Description | Stock |
LM3940IT33 National Semiconductor Corporation |
RoHS: Not Compliant
|
Europe - 62 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# LM3940IT-3.3/NOPB-ND Texas Instruments |
IC REG LINEAR 3.3V 1A TO220-3 |
3822 In Stock |
LM3940IT-3.3 D# 296-36109-5-ND Texas Instruments |
IC REG LINEAR 3.3V 1A TO220-3 |
344 In Stock |
Part Number | Description | Stock |
LM3940IT3.3NOPB D# LM3940IT3.3NOPB 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 |
2229 |
Part Number | Description | Stock |
LM3940IT-3.3 National Semiconductor Corporation |
In stock shipping within 2days |
25525 |
LM3940IT-3.3/NOPB National Semiconductor Corporation |
In stock shipping within 2days |
128 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB . D# 1469106 Texas Instruments |
IC, V REG, LINEAR, 3.3V RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
LM3940IT-3.3/NOPB D# 3122102 Texas Instruments |
IC, V REG, LINEAR, 3.3V RoHS: Compliant
Min Qty: 1
Container: Each
|
808 |
Part Number | Description | Stock |
LM3940IT-3.3 |
NEW AND ORGINAL. ISRAEL W.HOUSE |
27 |
Part Number | Description | Stock |
LM3940IT33P National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
537 |
LM3940IT33 National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
6763 |
LM3940IT33NOPB TI/NS |
OEM/CM QUOTES ONLY | NO BROKERS |
11600 |
Part Number | Description | Stock |
LM3940IT33 Texas Instruments |
OEM/CM ONLY |
714 |
LM3940IT33NOP Texas Instruments |
OEM/CM ONLY |
378 |
LM3940IT33NOPB Texas Instruments |
OEM/CM ONLY |
695 |
LM3940IT33PB Texas Instruments |
OEM/CM ONLY |
111 |
Part Number | Description | Stock |
LM3940IT-3.3 National Semiconductor Corporation |
in stock - can ship the same day |
40 |
LM3940IT-3.3NOPB National Semiconductor Corporation |
in stock - can ship the same day |
36 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB National Semiconductor Corporation |
OEM/CM Immediate delivery |
90 |
LM3940IT-3.3 National Semiconductor Corporation |
OEM/CM Immediate delivery |
185 |
Part Number | Description | Stock |
LM3940IT-3.3 D# 926-LM3940IT-33 Texas Instruments |
LDO Voltage Regulators 1A LDO Reg for 5V to 3.3V Conversion RoHS: Not Compliant
|
170 |
LM3940IT-3.3/NOPB D# 926-LM3940IT-3.3NOPB Texas Instruments |
LDO Voltage Regulators 1A LDO REG RoHS: Compliant
|
1618 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# 31AH1990 Texas Instruments |
IC, V REG, LINEAR, 3.3V, Output Type:Fixed, Input Voltage Min:0V, Input Voltage Max:7.5V, Fixed Output Voltage Nom.:3.3V, Adjustable Output Voltage Min:-, Adjustable Output Voltage Max:-, Output Current:1A, Dropout Voltage Vdo:500mV, RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
822 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# NS-LM3940IT-3.3/NOPB Texas Instruments |
OEM/CM ONLY |
2569 |
LM3940IT3.3 D# NS-LM3940IT3.3 National Semiconductor Corporation |
OEM/CM ONLY |
1210 |
LM3940IT-3.3 D# NS-LM3940IT-3.3 Texas Instruments |
OEM/CM ONLY |
2477 |
Part Number | Description | Stock |
LM3940IT3.3/NOPB National Semiconductor Corporation |
612 | |
LM3940IT-3.3 National Semiconductor Corporation |
Voltage Regulator, +3.3V, Bi-Polar, 3 Pin, Plastic, SIP |
463 |
LM3940IT-3.3/NOPB National Semiconductor Corporation |
3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, TO-220 |
220 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# 5343021 Texas Instruments |
Texas Instruments LM3940IT-3.3/NOPB, LDO Regulator, 1A, 3.3 V 3-Pin, TO-220, EA Min Qty: 1
Container: Bulk
|
188 |
Part Number | Description | Stock |
LM3940IT-3.3 Texas Instruments |
LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion RoHS: Not Compliant
|
45 |
Part Number | Description | Stock |
LM3940IT3.3 National Semiconductor Corporation |
OEM/CM ONLY |
6483 |
LM3940IT3.3/NOPB National Semiconductor Corporation |
OEM/CM ONLY |
10016 |
LM3940IT3.3P National Semiconductor Corporation |
OEM/CM ONLY |
720 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB National Semiconductor Corporation |
IN stock Immediate delivery |
85 |
LM3940IT-3.3 National Semiconductor Corporation |
IN stock Immediate delivery |
180 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB Texas Instruments |
1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion |
10,814 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB National Semiconductor Corporation |
shipping today |
179 |
LM3940IT-3.3 National Semiconductor Corporation |
shipping today |
7589 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# 48816657 Texas Instruments |
LDO Regulator Pos 3.3V 1A 3-Pin(3+Tab) TO-220 Tube RoHS: Compliant
|
Americas - 212 |
Part Number | Description | Stock |
LM3940IT-3.3 National Semiconductor Corporation |
RFQ |
12339 |
LM3940IT-3.3/NOPB Texas Instruments |
RFQ |
8213 |
Part Number | Description | Stock |
LM3940IT-3.3 Texas Instruments |
LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion | IC REG LINEAR 3.3V 1A TO220-3 |
900 |
Part Number | Description | Stock |
LM3940IT-3.3/NOPB D# 3122102 Texas Instruments |
IC, V REG, LINEAR, 3.3V RoHS: Compliant
Min Qty: 1
Container: Each
|
819 |
LM3940IT-3.3/NOPB . D# 1469106 Texas Instruments |
IC, V REG, LINEAR, 3.3V RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
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Quick Inquiry
In Stock | 798 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 2.7161 | $ 2.7161 |
100 | $ 2.7161 | $ 271.6100 |
500 | $ 2.7161 | $ 1,358.0500 |
1000 | $ 2.7161 | $ 2,716.1000 |
2500 | $ 2.7161 | $ 6,790.2500 |
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