Manufacturer: STMicroelectronics
Win Source Part Number: 205915-L4940V5
Packaging: Tube/Rail
Mounting: Through Hole
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.5V @ 1.5A
Number of Regulators: 1
Output Type: Fixed
Output Current: 1.5A
Output Voltage: 5V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 150°C
Case / Package: TO-220AB
Maximum Input Voltage: 17V
Nominal Output Voltage (Min/Fixed): 5V
Dropout Voltage-Max: 0.9V @ 1.5A
Operating Supply Current: 8mA to 50mA
PSRR: 68dB (120Hz)
Control Protection Features: Over Temperature, Reverse Polarity, Short Circuit
Alternative Parts (Cross-Reference): LM2931AT-5.0G; L4940V5-TR; LF50CV;
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 56 pct.
Supply and Demand Status: Balance
Application Field: Used in Power Management, Consumer Electronics, Industrial
Linear Voltage Regulator IC Positive Fixed 1 Output 1.5A TO-220
1.5A,5V,LDO Voltage Regulator,L4940V5
1.5A,5V,LDO Voltage Regulator,L4940V5
1.5A,5V,LDO Voltage Regulator,L4940V5
5V 1.5A LDO Regulator, TO-220, Pos Output Product overview: L4940V5 from STMicroelectronics is a LDO Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include LDO, 5V, 1.5A, TO-220. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 5V, 1.5A, TO-220, LDO Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-L4940V5 can be used for catalog matching and distributor lookup.
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| Win Source Electronics | DigiKey | RS Components, Ltd. | RS Components, Ltd. | ERSAELECTRONICS PTE. LTD. | VAST STOCK CO., LIMITED | Lingto Electronic Limited | ODG (Origin Data Global) | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators |
| Product Number | 205915-L4940V5 | 497-1404-5-ND | 2988491 | 2988491P | 776-L4940V5 | L4940V5 | L4940V5 | L4940V5 | L4940V5 |
| Product Name | PMIC - PMIC - Voltage Regulators - Linear - L4940V5 | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators | Voltage Regulators | 5V 1.5A TO-220 LDO Voltage Regulator IC | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear |
| Regulator Type | Low Dropout | Standard | |||||||
| Output Polarity | Positive | Positive | Positive | ||||||
| Output Voltage Type | Fixed; Fixed | Fixed | Fixed | Fixed; Adjustable / Variable | Fixed | ||||
| Package Type | TO-220; Other; TO-220AB | TO-220; Other; TO-220-3 | TO-220; Other; To-220 | TO-220; Other; TO-220 | Other; TO | TO-220; Other; TO-220-3 | TO-220 | ||
| Life Cycle Stage | Maturity; Active |