The TOP414GN-TL is a three-terminal DC to DC PWM switching regulator designed for high efficiency and versatility in various applications, including telecom and cable communication. It integrates a high voltage N-channel power MOSFET, a voltage mode PWM controller, and fault protection features, which collectively reduce component count and system complexity. The device supports multiple topologies such as Buck, Boost, Flyback, and Forward, and operates effectively with input voltages down to 16 V DC. This regulator achieves over 80% efficiency in Flyback topology, thanks to its low capacitance MOSFET and built-in start-up and current limit functions that minimize DC losses. It features a maximum duty cycle of 70%, which helps reduce conduction losses. The device is packaged in an SMD-8 format, allowing for a compact design under 12 mm in height, and it requires only one external capacitor for compensation and start-up functions. The TOP414GN-TL also includes system-level fault protection with auto-restart and cycle-by-cycle current limiting, as well as on-chip thermal shutdown to safeguard against overload conditions. With an output power capability of up to 21 W, this regulator is suitable for applications requiring reliable and efficient power conversion.
Buck, Boost, Flyback, Forward Converter Switching Regulator IC Positive, Isolation Capable 1 Output 8-SMD, Gull Wing
Switching Regulator, Voltage-mode, 4.25A, 132kHz Switching Freq-Max, CMOS, PDSO8, PLASTIC, MS-001AB, SMD-8 Product overview: TOP414GN-TL from Power Integrations 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 SMD, 4.25A, 132kHz. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, SMD, 4.25A, 132kHz, 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-TOP414GN-TL can be used for catalog matching and distributor lookup.
Manufacturer: Power Integrations
Win Source Part Number: 119446-TOP414GN-TL
Packaging: Reel - TR
Mounting: SMD (SMT)
Topology: Buck, Boost, Flyback, Forward Converter
Frequency - Switching: 120kHz
Number of Outputs: 1
Synchronous Rectifier: No
Family Name: TOP414
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 150°C (TJ)
Case / Package: 8-SMD
Purpose: Step-Up, Step-Down, Step-Up/Step-Down
Introduction Date: August 20, 2001
ECCN: EAR99
Estimated EOL Date: Obsolete
Halogen Free: Not Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 57 pct.
Supply and Demand Status: Balance
IC REG MULTI CONFG 8SMD
Buck, Boost, Flyback, Forward Converter Switching Regulator IC Positive, Isolation Capable 1 Output 8-SMD, Gull Wing
IC REG MULT CONFIG 8SMD
IC REG MULTI CONFIG ISO 8SMD
IC REG MULTI CONFG 8SMD
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Utmel Electronic Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 596-1083-2-ND | 739-TOP414GN-TL | 119446-TOP414GN-TL | TOP414GN-TL | TOP414GN-TL | TOP414GN-TL | 633-TOP414GN-TL | TOP414GN-TL |
| Product Name | Voltage Regulators - DC DC Switching Regulators | SMD 4.25A 132kHz Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - TOP414GN-TL | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | IC REG MULTI CONFIG ISO 8SMD | PMIC - Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck; Boost | Buck, Boost, Flyback, Forward Converter | Buck; Boost | |||||
| Package Type | Other; 8-SMD, Gull Wing | Other; SMD/SMT | Other; 8-SMD | Other; 8-SMD, Gull Wing | Other; 8-SMD, Gull Wing | Other; 8-SMD, Gull Wing | ||
| fsw | 120 kHz | 120 kHz | 120 kHz | 120 kHz | 120 kHz | 120 kHz | ||
| Operating Temperature | -40 to 150 C (-40 to 302 F) | -40 C (-40 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | -40 to 150 C (-40 to 302 F) | |
| Output Voltage | 5.8 volts | 5.8 volts |
