TNY267P_1 POWERINT [Power Integrations, Inc.], TNY267P_1 Datasheet
TNY267P_1
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TNY267P_1 Summary of contents
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Design Example Report Title 9W power supply using TNY267P Input: 85 – 265 VAC Specification Output: 5V/0.75A, 3.3V/0.5A, 12V/100mA, -12V/10 mA, -23V/10 mA, Floating 3V/100 mA Application DVD Player Author Power Integrations Applications Department Document DER-7 Number Date February 4, ...
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DER-7 9W DVD power supply using TNY267P Table Of Contents 1 Introduction................................................................................................................. 3 2 Photograph................................................................................................................. 4 3 Power Supply Specification ........................................................................................ 5 4 Schematic................................................................................................................... 6 5 Circuit Description ...................................................................................................... 7 5.1 Input Rectification................................................................................................ 7 5.2 Auxiliary Bias Supply........................................................................................... 7 5.3 ...
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DER-7 9W DVD power supply using TNY267P 1 Introduction This document is an engineering report describing a 9W (10.5W peak) multiple output power supply utilizing a TNY267P for a DVD player. This design is low cost and meets EMI with ...
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DER-7 9W DVD power supply using TNY267P 2 Photograph Note the following: • Does not use common-mode choke, X-cap, nor Y-cap • Uses little board space • Uses small transformer: EE25L • Uses small output capacitors • Uses small output ...
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DER-7 9W DVD power supply using TNY267P 3 Power Supply Specification Description Input Voltage Frequency No-load Input Power (230 VAC) Output Output Voltage 1 Output Ripple Voltage 1 Output Current 1 Output Voltage 2 Output Ripple Voltage 2 Output Current ...
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DER-7 9W DVD power supply using TNY267P 4 Schematic Figure 2 – Schematic. Page February 4, 2004 Power Integrations Tel: +1 408 414 9200 Fax: +1 408 414 9201 www.powerint.com ...
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DER-7 9W DVD power supply using TNY267P 5 Circuit Description This circuit is configured as a flyback using the TNY267. 5.1 Input Rectification AC input power is rectified by a full bridge, consisting of D1 through D4. The rectified DC ...
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DER-7 9W DVD power supply using TNY267P 7 Bill Of Materials Item Qty Reference C10 5 2 C17, C18 6 2 C11 C12 7 1 C19 8 ...
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DER-7 9W DVD power supply using TNY267P 8 Transformer Specification 8.1 Electrical Diagram W2 Primary W3 Shield W1 Bias 8.2 Electrical Specifications Electrical Strength Primary Inductance Resonant Frequency Primary Leakage Inductance Page 60T x 2 ...
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DER-7 9W DVD power supply using TNY267P 8.3 Materials Item [1] Core: EEL25, TDK Gapped for AL of 392 nH/T [2] Bobbin: EEL25 Vertical 14 pins [3] Magnet Wire AWG [4] Magnet Wire: #28 AWG [5] Magnet Wire: ...
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DER-7 9W DVD power supply using TNY267P 8.5 Copper Foil Preparation Figure 6 – Foil Winding Preparation Diagram. 8.6 Winding Instructions Bobbin Set Up Set up the bobbin ...
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DER-7 9W DVD power supply using TNY267P 9 Performance Data All measurements performed at room temperature input frequency. 9.1 Standby Input Power during DC switch operation 300 250 200 150 100 Figure 7- Standby Input ...
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DER-7 9W DVD power supply using TNY267P 9.2 Cross Regulation Minimum and maximum output voltages were recorded, while cycling the unit on/off, start/stop, pause/run, chapter jump, and fast forward. The tests were done at room temperature, 115 VAC input. Note ...
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DER-7 9W DVD power supply using TNY267P 12 Output ripple and Noise Waveforms The ripple and noise were measured during normal DVD operation at room temperature, 90 VAC input. Note the low output ripple and noise in spite of small ...
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DER-7 9W DVD power supply using TNY267P Measured Results Figure 10 /div Figure 11: - ms, 200 mV /div Page February 4, 2004 Power Integrations Tel: +1 408 414 ...
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DER-7 9W DVD power supply using TNY267P Measured Results Figure 12: - ms, 200 mV /div Figure 13 F+, 5 ms, 200 mV /div Page February 4, 2004 Power Integrations Tel: +1 408 ...
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DER-7 9W DVD power supply using TNY267P 13 Conducted EMI EMI was tested at room temperature, 230 VAC input, during normal operation. Note the very lower EMI (>12 dB margin), especially with output grounded, in spite of having no common ...
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DER-7 9W DVD power supply using TNY267P Figure 16 – Line, output grounded Figure 17 – Neutral, output grounded Page February 4, 2004 Power Integrations Tel: +1 408 414 9200 Fax: +1 408 414 9201 www.powerint.com ...
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DER-7 9W DVD power supply using TNY267P 14 Revision History Date Author February 4, 2004 YG Page Revision Description & changes 1.0 First Release Tel: +1 408 414 9200 Fax: +1 408 414 9201 February 4, 2004 ...
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DER-7 9W DVD power supply using TNY267P For the latest updates, visit our Web site: www.powerint.com Power Integrations reserves the right to make changes to its products at any time to improve reliability or manufacturability. Power Integrations does not assume ...