3.3V LDO Regulator, 250mA, 1% Acc, SO, 20V In Product overview: L4931ABD33-TR 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, 3.3V, 250mA, 20V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.3V, 250mA, 20V, 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-L4931ABD33-TR can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1051212-L4931ABD33-T
Packaging: Reel - TR
Mounting: SMD (SMT)
Number of Regulators: 1
Output Type: Fixed
Output Current: 250mA
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: 8-SO
Maximum Input Voltage: 20V
Nominal Output Voltage (Min/Fixed): 3.3V
Dropout Voltage-Max: 0.8V @ 250mA
Operating Supply Current: 1mA to 6mA
PSRR: 73dB to 55dB (120Hz to 10kHz)
Control Protection Features: Over Current, Over Temperature
Popularity: Medium
Fake Threat In the Open Market: 52 pct.
Supply and Demand Status: Balance
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| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | ODG (Origin Data Global) | RS Components, Ltd. | RS Components, Ltd. | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators |
| Product Number | 776-L4931ABD33-TR | 1051212-L4931ABD33-TR | 497-1155-2-ND | L4931ABD33-TR | 6868859 | 6868859P | L4931ABD33-TR | L4931ABD33-TR | L4931ABD33-TR |
| Product Name | 3.3V 250mA 20V LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - L4931ABD33-TR | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators | Voltage Regulators | PMIC - Voltage Regulators - Linear | LDO Voltage Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | Fixed | Fixed | ||||
| Package Type | Other; SO | Other; 8-SO | SOIC; Other; "8-SOIC (0.154"", 3.90mm Width)" | SOIC; Other; 8-SOIC (0.154", 3.90mm Width) | SOIC; Other; Soic | SOIC; Other; SOIC | SOIC | ||
| Output Voltage | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | ||||
| IOUT | 0.2500 amps | 0.2500 amps | 0.2500 amps | 0.2500 amps | 0.2500 amps | 0.2500 amps | |||
| IQ | 1.00E-3 amps | 1.00E-3 amps | 6.00E-4 amps | 1.00E-3 amps |
