Microchip Technology, Inc. Voltage Regulators - DC DC Switching Regulators TC1121EOA

"Charge Pump Switching Regulator IC Negative Fixed -Vin 1 Output 100mA 8-SOIC (0.154"", 3.90mm Width)"

Manufacturer: Microchip Technology
Win Source Part Number: 138572-TC1121EOA
Packaging: Tube/Rail
Mounting: SMD (SMT)
Output Type: Fixed
Topology: Charge Pump
Frequency - Switching: 10kHz to 200kHz
Number of Outputs: 1
Synchronous Rectifier: No
Output Current: 100mA
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 8-SOIC
Purpose: Ratiometric
Maximum Input Voltage: 5.5V
Nominal Output Voltage (Min/Fixed): -Vin
Minimum Input Voltage: 2.4V
Alternative Parts (Cross-Reference): MAX889RESA+T; TC1121EOA713; TC1121EOA713G;
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 64 pct.
Supply and Demand Status: Balance

IC REG CHARGE PUMP INV 8SOIC Product overview: TC1121EOA from Microchip Technology is a 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 key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, Voltage Regulator IC, DC Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 739-TC1121EOA can be used for catalog matching and distributor lookup.