|
TOP264_11 Datasheet, PDF (1/40 Pages) Power Integrations, Inc. – Integrated Off-Line Switcher with EcoSmart Technology for Highly Efficient Power Supplies | |||
|
TOP264-271
TOPSwitchâ¢-JX Family
Integrated Off-Line Switcher with EcoSmart⢠Technology
for Highly Efficient Power Supplies
Product Highlights
EcoSmart â Energy Efficient
⢠Ideal for applications from 10 W to 245 W
⢠Energy efficient over entire load range
⢠No-load consumption below 100 mW at 265 VAC
⢠Up to 750 mW standby output power for 1 W input at 230 VAC
High Design Flexibility for Low System Cost
⢠Multi-mode PWM control maximizes efficiency at all loads
⢠132 kHz operation reduces transformer and power supply size
⢠66 kHz option for highest efficiency requirements
⢠Accurate programmable current limit
⢠Optimized line feed-forward for line ripple rejection
⢠Frequency jittering reduces EMI filter cost
⢠Fully integrated soft-start for minimum start-up stress
⢠725 V rated MOSFET
⢠Simplifies meeting design derating requirements
AC
IN
D
V
TOPSwitch-JX
CONTROL
C
S
XF
Figure 1. Typical Flyback Application.
+
DC
OUT
-
PI-5578-090309
Extensive Protection Features
⢠Auto-restart limits power delivery to <3% during overload faults
⢠Output short-circuit protection (SCP)
⢠Output over-current protection (OCP)
⢠Output overload protection (OPP)
⢠Output overvoltage protection (OVP)
⢠User programmable for hysteretic/latching shutdown
⢠Simple fast AC reset
⢠Primary or secondary sensed
⢠Line undervoltage (UV) detection prevents turn-off glitches
⢠Line overvoltage (OV) shutdown extends line surge withstand
⢠Accurate thermal shutdown with large hysteresis (OTP)
Advanced Package Options
⢠eDIPâ¢-12 package:
⢠43 W / 117 W universal input power output capability with
PCB / metal heat sink
⢠Low profile horizontal orientation for ultra-slim designs
⢠Heat transfer to both PCB and heat sink
⢠Optional external heat sink provides thermal impedance
equivalent to a TO-220
⢠eSIPâ¢-7C package:
⢠177 W universal input output power capability
⢠Vertical orientation for minimum PCB footprint
⢠Simple heat sink mounting using clip provides thermal
impedance equivalent to a TO-220
⢠eSOPâ¢-12 package:
⢠66 W universal input output power capability
⢠Low profile surface mounted for ultra-slim designs
⢠Heat transfer to PCB via exposed pad and SOURCE pins
⢠Supports wave or reflow soldering
⢠Extended creepage to DRAIN pin
⢠Heat sink is connected to SOURCE for low EMI
eSIP-7C (E Package) eSOP-12 (K Package)
Figure 2. Package Options.
eDIP-12 (V Package)
Description
TOPSwitch-JX cost effectively incorporates a 725 V power
MOSFET, high-voltage switched current source, multi-mode
PWM control, oscillator, thermal shutdown circuit, fault
protection and other control circuitry onto a monolithic device.
Typical Applications
⢠Notebook or laptop adapter
⢠Generic adapter
⢠Printer
⢠LCD monitor
⢠Set-top box
⢠PC or LCD TV standby
⢠Audio amplifier
Output Power Ratings
See next page.
www.powerint.com
October 2011
|
▷ |