5V FIXED POSITIVE LDO REGULATOR, 0.75V DROPOUT, PDSO20, MO-166, SOP-20 Product overview: L4947PD 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, 0.75V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 5V, 0.75V, 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-L4947PD can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 002262-L4947PD
Packaging: Tube/Rail
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.4V @ 500mA
Number of Regulators: 1
Output Type: Fixed
Control Features: Reset
Output Current: 500mA
Output Voltage: 5V
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 125°C
Case / Package: PowerSO-20
Maximum Input Voltage: 26V
Nominal Output Voltage (Min/Fixed): 5V
Dropout Voltage-Max: 0.75V @ 500mA
Operating Supply Current: 13mA to 180mA
PSRR: 60dB (120Hz)
Protection Features: Over Temperature, Reverse Polarity, Short Circuit
Popularity: Medium
Fake Threat In the Open Market: 53 pct.
Supply and Demand Status: Limited
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA PowerSO-20
IC REG LINEAR 5V 500MA POWERSO20
IC REG LINEAR 5V 500MA POWERSO20
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators |
| Product Number | 776-L4947PD | 002262-L4947PD | 497-1405-5-ND | L4947PD | L4947PD |
| Product Name | 5V 0.75V LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear - L4947PD | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear |
| Output Voltage Type | Fixed | Fixed; Fixed | Fixed | ||
| Package Type | Other; SOIC | SO-20; Other; PowerSO-20 | SOIC; Other; "20-SOIC (0.433"", 11.00mm Width) Exposed Pad" | ||
| Output Voltage | 5 volts | 5 volts | 5 volts | 5 volts | |
| IOUT | 0.5000 amps | 0.5000 amps | 0.5000 amps | 0.5000 amps | 0.5000 amps |
| Dropout Voltage | 0.4000 volts | 0.7500 volts | 0.7500 volts |
