ZXSC300E5TA Diodes Zetex, ZXSC300E5TA Datasheet
ZXSC300E5TA
Specifications of ZXSC300E5TA
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ZXSC300E5TA Summary of contents
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... APPLICATIONS • LED flashlights and torches • LED backlights • White LED driving • Multiple LED driving • Solar Equipment ORDERING INFORMATION DEVICE Reel ZXSC300E5TA 7” DEVICE MARKING C300 LED1 Package SOT23-5 WHITE LED 1 ZXSC300 Tapewidth Quantity per reel 8mm 3,000 ...
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ZXSC300 ABSOLUTE MAXIMUM RATING Supply Voltage -0.3 to 10V Maximum Voltage Other Pins -0 Power Dissipation 450mW ELECTRICAL CHARACTERISTICS: SYMBOL PARAMETER (1) η Efficiency V Recommended CC supply voltage range V Minimum startup CC(min) and operating voltage (2) ...
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FMMT617 For the circuits described in the applications section, Zetex FMMT617 is the recommended pass transistor. The following indicates outline data for the transistor, more detailed information can be found at www.zetex.com/FMMT617 ELECTRICAL CHARACTERISTICS (at T PARAMETER SYMBOL MIN. Collector-Emitter ...
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ZXSC300 TYPICAL CHARACTERISTICS ISSUE 4 - SEPTEMBER 2007 4 ...
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DEVICE DESCRIPTION The ZXSC300 is PFM, controller IC which, when combined with a high performance external transistor, enables the production of a high efficiency boost converter for use in single cell LED driving applications. A block diagram is shown for ...
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ZXSC300 REFERENCE DESIGNS Two typical LED driving applications are shown. Firstly a maximum brightness solution and secondly an optimised battery life solution. Maximum brightness solution This circuit provides a constant current output to the LED by rectifying the switching pulses. ...
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Maximum battery life solution To ensure optimum efficiency, and therefore maximum battery life, the LED is supplied with a pulsed current. Maximum efficiency is ensured with the removal of rectifier losses experienced in the maximum brightness solution BATT ...
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ZXSC300 APPLICATIONS INFORMATION The following section is a design guide for optimum converter performance. Switching transistor selection The choice of switching transistor has a major impact on the converter e fficiency optim um performance, a bipolar transistor with ...
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Output Power Calculation By making the above assumptions for inductance and peak current the output power can be determined by OUT IN PK MIN P x OFF OUT + ...
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ZXSC300 SUPPLIER LISTING Manufacturer EUROPE Zetex GmbH Zetex Germany Tel: (49) 894549490 URL: AVX UK AVX Tel: (44) 1252 770000 URL: Coilcraft Europe Coilcraft UK Tel: (44) 1236 730595 URL: Nichia Europe B.V. Nichia Corporation The Netherlands Tel: (31) 20 ...
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PACKAGE OUTLINE ISSUE 4 - SEPTEMBER 2007 PACKAGE DIMENSIONS Millimeters DIM MIN. MAX. A 0.90 1. 0.15 A2 0.90 1.30 b 0.20 0.50 C 0.09 0.26 D 2.70 3.10 E 2.20 3.20 E1 1.30 1.80 e 0.95 REF ...
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ZXSC300 Definitions Product change Zetex Semiconductors reserves the right to alter, without notice, specifications, design, price or conditions of supply of any product or service. Customers are solely responsible for obtaining the latest relevant information before placing orders. Applications disclaimer ...