Product Summary

The top258pn is a enhanced ecosmart, integrated off-line switcher with advanced feature set and extended power range.

Parametrics

top258pn absolute maximum ratings: (1)Voltage monitor pin voltage: -0.3 V to 9 V; (2)Current limit pin voltage: -0.3 V to 4.5 V; (3)Multi-function pin voltage: -0.3 V to 9 V; (4)Frequency pin voltage: -0.3 V to 9 V; (5)Storage temperature: -65 ℃ to 150 ℃; (6)Operating junction temperature: -40 ℃ to 150 ℃; (7)Lead Temperature: 260 ℃; (8)Control voltage: -0.3 V to 9 V; (9)Control current: 100 mA.

Features

top258pn features: (1)Allows both primary and secondary sensing; (2)Line undervoltage (UV) detection prevents turn-off glitches; (3)Line overvoltage (OV) shutdown extends line surge limit; (4)Accurate programmable current limit; (5)Optimized line feed-forward for line ripple rejection; (6)132 kHz frequency (254Y-258Y and all E/L packages) reduces transformer and power supply size; (7)Half frequency option for video applications; (8)Frequency jittering reduces EMI fi lter cost.

Diagrams

top258pn block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
TOP258PN
TOP258PN
Power Integrations
AC/DC Switching Converters Off-Line Switcher IC 35W/50W PK
Data Sheet
0-1: $1.51
1-25: $1.21
25-100: $0.94
100-250: $0.89
Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
TOP200-14
TOP200-14
Other

Data Sheet
Negotiable 
TOP200-4
TOP200-4
Other

Data Sheet
Negotiable 
TOP200YAI
TOP200YAI
Power Integrations
AC/DC Switching Converters 5-12W 85-265 VAC 10-25W100/115/230VAC
Data Sheet
Negotiable 
TOP200YN
TOP200YN
Power Integrations
AC/DC Switching Converters 5-12W 85-265 VAC 10-25W100/115/230VAC
Data Sheet
Negotiable 
TOP201YAI
TOP201YAI
Power Integrations
AC/DC Switching Converters 0-22W 85-265 VAC 20-45W100/115/230VAC
Data Sheet
Negotiable 
TOP201YN
TOP201YN
Power Integrations
AC/DC Switching Converters 0-22W 85-265 VAC 20-45W100/115/230VAC
Data Sheet
Negotiable