TEA1507 Philips Semiconductors, TEA1507 Datasheet
TEA1507
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TEA1507 Summary of contents
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... DATA SHEET TEA1507 GreenChip II SMPS control IC Preliminary specification File under Integrated Circuits, IC11 INTEGRATED CIRCUITS 2000 Dec 05 ...
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... Mains voltage-dependent operation-enabling level. APPLICATIONS Besides typical application areas, i.e. TV and Monitor supplies, the device can be used in all applications that demand an efficient and cost-effective solution up to 250 W. 2000 Dec 05 handbook, halfpage TEA1507 Fig.1 Typical application. 2 Preliminary specification TEA1507 MGU229 ...
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... A second low voltage BICMOS IC is used for accurate, high speed protection functions and control. Highly efficient, reliable supplies can easily be designed using the GreenChip II controller. PACKAGE DESCRIPTION 3 Preliminary specification TEA1507 VERSION SOT97-1 ...
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... UVLO start supply M-level S1 2 VOLTAGE GND CONTROLLED OSCILLATOR FREQUENCY CONTROL OVER- TEMPERATURE PROTECTION 3 CTRL 1 POWER-ON RESET 2.5 V burst detect TEA1507 START-UP CURRENT SOURCE VALLEY LOGIC 100 mV OVER- VOLTAGE PROTECTION LOGIC DRIVER LEB S Q blank UVLO R Q OCP short MAXIMUM 0.75 V winding ...
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... DRAIN 8 drain of external MOS switch, input for start-up current and valley sensing FUNCTIONAL DESCRIPTION The TEA1507 is the controller of a compact flyback converter, with the IC situated at the primary side. An auxiliary winding of the transformer provides demagnetization detection and powers the IC after start-up. The TEA1507 operates in multi modes. ...
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... C restart mode. MGU233 handbook, halfpage 1 CTRL (typ) Fig.6 The VCO frequency as function CTRL 6 Preliminary specification TEA1507 the IC will stop switching and enter the safe i MGU234 f 175 kHz 6 kHz ...
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... A: Start of new cycle at lowest drain voltage. B: Start of new cycle in a classical PWM system at high drain voltage. 2000 Dec 05 primary secondary secondary stroke stroke Fig.7 Signals for valley switching. 7 Preliminary specification ringing B A MGU235 TEA1507 ...
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... GreenChip II SMPS control IC OverVoltage Protection (OVP) An OVP mode is implemented in the GreenChip For the TEA1507, this works by sensing the auxiliary voltage via the current flowing into pin DEM during the secondary stroke. The auxiliary winding voltage is a well-defined replica of the output voltage. Any voltage spikes are averaged by an internal filter ...
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... V, the soft start current source sense . At the subtracted from pin V ss value will affect the 0.5 V start- pin 5 I sense V ocp C SS Fig.9 Soft start-up. . sense TEA1507 level, the I CC(start charging CC R sense MGU237 ...
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... PARAMETER 10 Preliminary specification MIN. MAX. 0.4 +20 0.4 +5 0.4 0.4 0.4 +650 +50 250 +250 1 +10 0 1.0 55 +150 20 +145 1750 1000 200 resistor. CONDITIONS VALUE in free air; note 1 100 TEA1507 UNIT UNIT K/W ...
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... CC(UVLO) no load on pin DRIVER DEM 150 A DEM 250 A DEM latched V > 1.5 V CTRL < CTRL , where see Fig.6 sense , where the sense oscL 11 Preliminary specification TEA1507 MIN. TYP. MAX. UNIT > 100 V 1.0 1.2 DRAIN 100 650 60 10.3 11 8.1 8.7 V 2.0 2.3 CC(UVLO) < 1.2 0.75 < V ...
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... burst 0 0 sense(max) V < 0.5 V sense ; see DEM 9.5 V DRIVER V > Preliminary specification TEA1507 MIN. TYP. MAX. UNIT 3.3 3.8 4 (1) 150 0.48 0.52 0.56 140 185 0.83 0.88 0.96 300 370 440 ...
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... Philips Semiconductors GreenChip II SMPS control IC APPLICATION INFORMATION A converter with the TEA1507 consists of an input filter, a transformer with a third winding (auxiliary), and an output stage with a feedback circuit. Capacitor C (at pin 1) buffers the supply voltage of the VCC IC, which is powered via the high voltage rectified mains ...
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... GreenChip II SMPS control IC handbook, full pagewidth (power MOSFET gate M-level burst mode V C start-up sequence 2000 Dec 05 normal overvoltage output short operation protection Fig.11 Typical waveforms. 14 Preliminary specification burst mode standby normal circuit operation MGU239 TEA1507 ...
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... Fig.12 Flyback configuration with secondary sensing using the burst mode standby. 2000 Dec DRAIN 1 8 HVS 7 2 n.c. TEA1507 power DRIVER MOSFET sense sense DEM 15 Preliminary specification TEA1507 microcontroller supply burst mode standby on/off from microcontroller MGU240 ...
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... scale ( 0.53 1.07 0.36 9.8 0.38 0.89 0.23 9.2 0.021 0.042 0.014 0.39 0.015 0.035 0.009 0.36 REFERENCES JEDEC EIAJ MO-001 SC-504-8 16 Preliminary specification ( 6.48 3.60 8.25 2.54 7.62 6.20 3.05 7.80 0.26 0.14 0.32 0.10 0.30 0.24 0.12 0.31 EUROPEAN PROJECTION TEA1507 SOT97-1 ( max. 10.0 0.254 1.15 8.3 0.39 0.01 0.045 0.33 ISSUE DATE 95-02-04 99-12-27 ...
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... If the temperature of the soldering iron bit is less than 300 C it may remain in contact for seconds. If the bit temperature is between 300 and 400 C, contact may seconds. SOLDERING METHOD DIPPING suitable 17 Preliminary specification TEA1507 ). If the stg(max) WAVE (1) suitable ...
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... Preliminary specification TEA1507 (1) These products are not Philips Semiconductors ...
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... Philips Semiconductors GreenChip II SMPS control IC 2000 Dec 05 NOTES 19 Preliminary specification TEA1507 ...
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... Tel. +46 8 5985 2000, Fax. +46 8 5985 2745 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2741 Fax. +41 1 488 3263 Taiwan: Philips Semiconductors, 5F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2451, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 60/14 MOO 11, Bangna Trad Road KM ...