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ICE3BR4765JZ Просмотр технического описания (PDF) - Infineon Technologies

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ICE3BR4765JZ Datasheet PDF : 32 Pages
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ICE3BR4765JZ
Off-Line SMPS Current Mode Controller with
integrated 650V CoolMOS® and Startup cell
(frequency jitter Mode) in DIP-7
Product Highlights
• Active Burst Mode to reach the lowest Standby Power
Requirements < 50mW
• Auto Restart protection for overload, overtemperature, overvoltage
• External auto-restart enable function
PG-DIP-7
• Built-in soft start and blanking window
• Extendable blanking Window for high load jumps
• Built-in frequency jitter and soft driving for low EMI
• Green Mould Compound
• Pb-free lead plating; RoHS compliant
Features
Description
• 650V avalanche rugged CoolMOS® with built-in ICE3BR4765JZ is derived from ICE3BR4765J in DIP-7
Startup Cell
package. The CoolSET®-F3R jitter series (ICE3BRxx65J)
• Active Burst Mode for lowest Standby Power
is the latest version of CoolSET®-F3. It targets for the Off-
• Fast load jump response in Active Burst Mode Line battery adapters and low cost SMPS for lower power
• 65kHz internally fixed switching frequency
range such as application for DVD R/W, DVD Combi, Blue
• Auto Restart Protection Mode for Overload, Open ray DVD player, set top box, etc. Besides inherited the
Loop, VCC Undervoltage, Overtemperature &
outstanding performance of the CoolSET®-F3 in the
Overvoltage
BiCMOS technology, active burst mode, auto-restart
• Built-in Soft Start
protection, propagation delay compensation, etc.,
• Built-in blanking window with extendable blanking CoolSET®-F3R series has some new features such as
time for short duration high current
built-in soft start time, built-in blanking window, built-in
• External auto-restart enable pin
frequency jitter, soft gate driving, etc. In case a longer
• Max Duty Cycle 75%
blanking time is needed for high load application, a simple
• Overall tolerance of Current Limiting < ±5%
addition of capacitor to BA pin can serve the purpose.
• Internal PWM Leading Edge Blanking
Furthermore, an external auto-restart enable feature can
• BiCMOS technology provide wide VCC range
provide extra protection when there is a need of
• Built-in Frequency jitter and soft driving for low EMI immediate stop of power switching.
85 ... 270 VAC
GND
Typical Application
CBulk
Snubber
VCC
Power Management
CVCC
Drain
Startup Cell
PWM Controller
Current Mode
Precise Low Tolerance Peak
Current Limitation
Control
Unit
Active Burst Mode
Auto Restart Mode
CoolMOS®
CS
RSense
FB
BA
CoolSET®-F3R
(Jitter Mode)
+
Converter
DC Output
-
Type
Package
Marking
VDS
FOSC
RDSon1) 230VAC ±15%2) 85-265 VAC2)
ICE3BR4765JZ PG-DIP-7
3BR4765JZ
650V
65kHz
4.70
26W
18W
1) typ @ Tj=25°C
2) Calculated maximum input power rating at Ta=50°C, Ti=125°C and without copper area as heat sink. Refer to input power curve for other Ta.
Version 2.1
3
30 Aug 2011

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