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1N4743AP Dataheets PDF



Part Number 1N4743AP
Manufacturers Microsemi Corporation
Logo Microsemi Corporation
Description Zener Voltage Regulator Diode
Datasheet 1N4743AP Datasheet1N4743AP Datasheet (PDF)

1N4728AP thru 1N4764AP (PLASTIC) Silicon 1 Watt Zener Diodes SCOTTSDALE DIVISION DESCRIPTION The popular 1N4728A thru 1N4764A series of 1.0 watt Zeners provides voltage regulation in a selection from 3.3 to 100 volts in 5% tolerances with other tolerances also available as identified by different suffix letters on the part number. These plastic encapsulated Zeners are moisture classified as Level 1 with no dry pack required and are also available in various military screening levels by adding a.

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1N4728AP thru 1N4764AP (PLASTIC) Silicon 1 Watt Zener Diodes SCOTTSDALE DIVISION DESCRIPTION The popular 1N4728A thru 1N4764A series of 1.0 watt Zeners provides voltage regulation in a selection from 3.3 to 100 volts in 5% tolerances with other tolerances also available as identified by different suffix letters on the part number. These plastic encapsulated Zeners are moisture classified as Level 1 with no dry pack required and are also available in various military screening levels by adding a prefix identifier as also described in the Features section. Microsemi also offers numerous other Zener products to www.DataSheet4U.com meet higher and lower power applications. APPEARANCE WWW . Microsemi . C OM DO-41 or DO-204AL (Plastic) IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com FEATURES • • • JEDEC registered 1N4728A to 1N4764A Extensive voltage selection from 3.3 to 100 V Options for screening in accordance with MILPRF-19500 for JAN, JANTX, JANTXV, and JANS are available by adding MQ, MX, MV, or MSP prefixes respectively to part numbers. Surface mount equivalents available as SMAJ4728A to SMAJ4764A and MLL4728A to MLL4764A (consult factory for others) • • • • • • APPLICATIONS / BENEFITS Regulates voltage over a broad operating current and temperature range Standard voltage tolerances are plus/minus 5% with A suffix and 10 % with no suffix identification Tight tolerances available in plus or minus 2% or 1% with C or D suffix respectively Flexible axial-lead mounting terminals Nonsensitive to ESD per MIL-STD-750 Method 1020 Moisture classification is Level 1 per IPC/JEDEC JSTD-020B with no dry pack required • MAXIMUM RATINGS • • • Power dissipation at 25 C: 1.0 watts (also see derating in Figure 1). Operating and Storage temperature: -65ºC to +150ºC Thermal Resistance: 45 ºC/W junction to lead at 3/8 (10 mm) lead length from body, or 105ºC/W junction to ambient when mounted on FR4 PC board (1 oz Cu) with 4 mm2 copper pads and track width 1 mm, length 25 mm Steady-State Power: 1.0 watts at TL < 105oC 3/8 º inch (10 mm) from body or at TA < 45 C when mounted on FR4 PC board as described for thermal resistance above (also see Figure 1) Forward voltage @200 mA: 1.2 volts (maximum) Solder Temperatures: 260 ºC for 10 s (max) º MECHANICAL AND PACKAGING • • • CASE: Void-free transfer molded thermosetting epoxy body meeting UL94V-0 TERMINALS: Leads, tin-lead plated solderable per MIL-STD-750, method 2026 POLARITY: Cathode indicated by band. Diode to be operated with the banded end positive with respect to the opposite end for Zener regulation MARKING: Part number TAPE & REEL option: Standard per EIA-296 (add “TR” suffix to part number) WEIGHT: 0.7 grams See package dimensions on last page • • • • • 1N4728AP-1N4764AP (Plastic) • • Copyright  2003 7-23-2003 REV A Microsemi Scottsdale Division 8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503 Page 1 1N472.


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