Philips Tea1552 GreenChip II SMPS Control IC Data Sheet/Manual
Summary
Philips Semiconductors TEA1552 GreenChip II SMPS control IC datasheet for switched-mode power supply applications. The document covers features including universal mains operation, valley switching, frequency reduction for standby efficiency, and protection mechanisms. Target users are power supply designers and electrical engineers developing efficient adapters, chargers, and SMPS systems up to 250W.
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INTEGRATED CIRCUITS
DATA SHEET
TEA1552 Green ChipII SMPS control IC Product specification Aug Supersedes data of 2002 Jul 03
Page Summary Contents For Philips Tea1552 GreenChip II SMPS Control IC Data Sheet/Manual
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查询TEA1552供应商 INTEGRATED CIRCUITS DATA SHEET TEA1552 Green ChipII SMPS control IC Product specification Aug Supersedes data of 2002 Jul 03
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 FEATURES APPLICATIONS Distinctive features Typical application areas are adapters and chargers (e.g. for laptops, cam...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 handbook, full pagewidth VCOadj DEM Isense STDBY LOCK DRIVER VCC(5V) TEA1552T HVS GND HVS n.c. DRAIN VCC MBL498 Fig.1...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 BLOCK DIAGRAM handbook, full pagewidth VCC SUPPLY START-UP DRAIN MANAGEMENT CURRENT SOURCE clamp internal UVLO start ...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 PINNING FUNCTIONAL DESCRIPTION SYMBOL PIN DESCRIPTION The TEA1552 is the controller of a compact flyback converter, w...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 The maximum fixed frequency of the oscillator is set by an internal current source and capacitor. The maximum frequen...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 handbook, full pagewidth fosc 1.5 V − VCTRL current comparator DRIVER DRIVER Isense VCC(5V) X2 d V3VSTDBY Vx (m V) 5 ...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 Operation only recommences when the VCC voltage drops Valley switching (see Fig.8) below level of approximately 4.5 (...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 As soon as the oscillator voltage is high again and the secondary stroke has ended, the circuit waits for the lowest ...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 LOCK input Since the soft start current ISS is subtracted from pin VCC charging current, the RSS value will affect th...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134); note 1. SYMBOL PARAMETER CONDITION...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 QUALITY SPECIFICATION In accordance with ‘SNW-FQ-611D’. CHARACTERISTICS Tamb °C; VCC V; all voltages are measured wit...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Vvco(max) peak voltage on pin Isense, where VCO1 m V the frequency is...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Standby output (pin STDBY) VSTDBY standby output voltage 4.75 5.0 5.2...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 APPLICATION INFORMATION converter with the TEA1552 consists of an input filter, transformer with third winding (auxil...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 handbook, full pagewidth VD (power MOSFET) Vgate M-level start-up normal overvoltage normal output sequence operation...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 PACKAGE OUTLINE SO14: plastic small outline package; 14 leads; body width 3.9 mm SOT108-1 (A )3 AA1 pin 1 index detai...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 SOLDERING If wave soldering is used the following conditions must be observed for optimal results: Introduction to so...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 Suitability of surface mount IC packages for wave and reflow soldering methods SOLDERING METHOD PACKAGE(1) WAVE REFLO...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 DATA SHEET STATUS PRODUCT DATA SHEET STATUS(1) DEFINITIONS STATUS(2) Objective data Development This data sheet conta...
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 NOTES
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 NOTES
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Philips Semiconductors Product specification Green ChipII SMPS control IC TEA1552 NOTES
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Philips Semiconductors – a worldwide company Contact information For additional information please visit http://www.semiconductors.philips.com. Fax: +31 For sales offices addresses send e-mail to: sal...
Manual Details
| Brand | Philips |
|---|---|
| Pages | 24 |
| File Size | 123.39 KB |
| Published | July 04, 2026 |
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Frequently Asked Questions
What are the typical applications for the TEA1552?
It is used in adapters and chargers for devices like laptops, camcorders, and printers, as well as other applications requiring an efficient power supply up to 250W.
What is the mains input voltage range for this IC?
It operates from a universal mains supply of 70 to 276 volts AC.
What is a key feature for efficiency at low power?
It has a frequency reduction at low power standby for improved system efficiency (under 3W).
What package does the TEA1552T come in?
It comes in an SO14 plastic small outline package (SOT108-1).