TNY277PN

DIP-8 DC/DC Controller, Flyback, 18W, 265VAC In, 12V Out

**Switching Regulator IC** for efficient power management. This current-mode DC/DC controller features a flyback topology, operating with a maximum switching frequency of 140kHz and a 65% duty cycle. Designed for through-hole mounting in a DIP package, it supports an AC input voltage range of 85V to 265V and delivers up to 18W of adjustable output power. Integrated fault protection includes over-voltage, over-temperature, and short-circuit capabilities.

PackageDIP

MountingThrough Hole

Power18W

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Technical Specifications

Power Integrations TNY277PN technical specifications.

General

Package/Case	DIP
Duty Cycle	65%
Fault Protection	Over Voltage, Over Temperature, Short Circuit
Height	3.68mm
Lead Free	Lead Free
Length	9.83mm
Max Duty Cycle	65%
Max Input Voltage (AC)	265V
Min Input Voltage (AC)	85V
Max Input Voltage	265V
Min Input Voltage	85V
Max Operating Temperature	150°C
Min Operating Temperature	-40°C
Max Power Dissipation	23.5W
Max Supply Voltage (AC)	265V
Min Supply Voltage (AC)	85V
Mount	Through Hole
Number of Outputs	1
Operating Supply Current	365uA
Output Power	18W
Output Type	Adjustable
Output Voltage	12V
Packaging	Rail/Tube
Reach SVHC Compliant	No
RoHS Compliant	Yes
Series	TinySwitch®-III
Topology	Flyback
Weight	0.080001oz
Width	6.6mm