Manufacturer: STMicroelectronics
Win Source Part Number: 018614-LK112SM33TR
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.35V @ 200mA
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Current: 200mA
Family Name: LK112S
Output Voltage: 3.3V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: SOT-23-5
Maximum Input Voltage: 14V
Nominal Output Voltage (Min/Fixed): 3.3V
Dropout Voltage-Max: 0.5V @ 200mA
Operating Supply Current: 250μA
PSRR: 55dB (400Hz)
Protection Features: Over Current, Over Temperature
Alternative Parts (Cross-Reference): TK11132CSI-G; TK11133CSCL-G; TK11132CSIL;
Introduction Date: August 31, 2004
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2022
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 55 pct.
Supply and Demand Status: Sufficient
Application Field: Used in Power Management
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3.3V LDO 200mA 14V In, SOT-23-5, Low Noise, Fixed Output Product overview: LK112SM33TR 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, 200mA, 14V, SOT-23. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.3V, 200mA, 14V, 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-LK112SM33TR 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. | ODG (Origin Data Global) | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | Lingto Electronic 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 Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators |
| Product Number | 018614-LK112SM33TR | 497-6450-6-ND | 6868852 | 6868852P | 776-LK112SM33TR | LK112SM33TR | LK112SM33TR | LK112SM33TR | LK112SM33TR |
| Product Name | PMIC - PMIC - Voltage Regulators - Linear - LK112SM33TR | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators | Voltage Regulators | 3.3V 200mA 14V SOT-23 LDO Voltage Regulator IC | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear |
| Regulator Type | Low Dropout | Standard | |||||||
| Output Polarity | Positive | Positive | Positive | ||||||
| Output Voltage Type | Fixed; Fixed | Fixed | Fixed | Fixed | Fixed | ||||
| Package Type | SOT23; Other; SOT-23-5 | Other; SC-74A, SOT-753 | SOT23; Other; Sot-23 | SOT23; Other; SOT-23 | Other; SOT-23-5 | SOT23; Other; SC-74A, SOT-753 | |||
| Life Cycle Stage | Maturity; Active |
