1N5288

1N5280 : 1N5220...1N5281 SILICON PLANAR ZENER DIODES Standard Zener voltage tolerance is ± 20%. Add suffix "A" for ± 10% Tolerance, suffix "B" for ± 5% tolerance, suffix "C" for ± 2% tolerance, Other tolerance, non standard and higher Zener voltages are upon request. Max. 0.5 Max. 1.9 Min. 27.5 Black Cathode Band Black Part No. Black "ST" Brand XXX ST Max. 3.9 Min. 27.5 Max. 0.45 Max. 1.9 Min. 27.5 Black Cathode Band Black Part No. XXX Max. 2.9 Min. 27.5 Glass Case DO-35 Dimensions in mm Glass Case DO-34 Dimensions in mm Absolute Maximum Ratings (Ta = 25 OC) Parameter Symbol Value Power Dissipation at Tamb = 75 OC Ptot 500 1) Junction Temperature Tj 200 Storage Temperature Ran.

1N5280 : R SEMICONDUCTOR 1N5220 THRU 1N5281 0.5W SILICON PLANAR ZENER DIODES FEATURES DO-35 Standard zener voltage tolerance is ±20%.Add suffix "A" for ±10% tolerance and suffix "B" for ±5% tolerance , suffix "C"for ±2% tolerance. Other tolerance, non standard and higher zener voltages are upon request. High temperature soldering guaranteed:260℃/10 seconds at terminals Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC JF 0.079(2.0) MAX DIA 1.083(27.5) MIN 0.150(3.8) MAX MECHANICAL DATA Case: DO-35 glass case Polarity: Color band denotes cathode end Weight: Approx. 0.13 gram 0.020(0.52) MAX DIA 1.083(27.5) MIN Dimensions in inches and (millimeters) ABSOLUTE MAXIMUM RATINGS(LIM.

1N5280 : 1N5221 thru 1N5281 Zener Voltage Range: 2.4 to 200 Volts Features Silicon Planar Power Zener Diodes. Standard Zener voltage tolerance is ±5% with a “B” suffix, and ±10% with a “A” suffix . Other tolerances are available upon request. These diodes are also available in Mini-MELF case with the type designation ZMM5225...ZMM5267. Zener Diodes Power Dissipation: 500mW Mechanical Data Case: DO-35 Glass Case Weight: approx. 0.13 gram Maximum Ratings and Thermal Characteristics (TA=25oC unless otherwise noted) Parameter Symbol Value Unit Zener current (see Table "Characteristics") Power dissipation at Tamb=75oC Ptot 500 (1) mW Thermal resistance junction to ambient air RθJA 300 (1).

1N5280 : 1N5221-1N5281 High-reliability discrete products and engineering services since 1977 SILICON ZENER DIODES FEATURES    Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. Part numbers listed indicate a tolerance of ±20% with guaranteed limits on only, VZ, IR and VF. Devices with guaranteed limits on all six parameters are indicated by suffix A for ±10% tolerance, suffix B for a ±5% tolerance, suffix C for a 2% tolerance and suffix D for a 1% tolerance. MAXIMUM RATINGS Operating and Storage Temperature DC Power Dissipation Power Derating F.

1N5280 : APPEARANCE The popular 1N5221 thru 1N5281B series of 0.5 watt Zener Voltage Regulators provides a selection from 2.4 to 200 volts in standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass axial-leaded DO-35 Zeners are also available in various military screening levels by adding a prefix identifier as described in the Features section. Microsemi also offers numerous other Zener products to meet higher and lower power applications. IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com DO-35 (DO-204AH) FEATURES APPLICATIONS / BENEFITS • JEDEC registered 1N5221 to 1N5281B • In.

1N5280B : The CENTRAL SEMICONDUCTOR 1N5279B, 1N5280B, and 1N5281B silicon Zener diodes are high voltage regulators for use in industrial and commercial applications. DO-35A CASE MAXIMUM RATINGS: (TL=75°C) Power Dissipation Operating and Storage Junction Temperature SYMBOL PD TJ, Tstg 500 -65 to +200 UNIT mW °C ELECTRICAL CHARACTERISTICS: (TA=25°C), VF=1.2V MAX @ IF=200mA Type Zener Voltage VZ @ IZT Test Current Maximum Zener Impedance MIN NOM MAX IZT ZZT @ IZT ZZK @ IZK VVV mA Ω Ω mA 1N5279B 171.0 180 189.0 0.68 2200 6000 0.25 Maximum Reverse Current Maximum Temperature Coefficient IR @ VR μA V 0.1 137 VZ %/°C +0.11 1N5280B 180.5 190 199.5 0.66 2400 6500 0.25 0.1 144 +0.1.

1N5280B-1 : The popular 1N5221B-1 thru 1N5281B-1 series of 0.5 watt Zener voltage regulators provides a selection from 2.4 to 200 volts in standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass, axial-leaded DO-35 Zeners are also available in various up-screening levels by adding a prefix identifier as described in the “Part Nomenclature” section of this datasheet. Microsemi also offers numerous other Zener products to meet higher and lower power applications. Screening in reference to MIL-PRF-19500 available Important: For the latest information, visit our website http://www.microsemi.com. FEATURES • JEDEC registered 1N5221 .

1N5280BUR-1 : The 1N5221BUR-1 thru 1N5281BUR-1 series of 0.5 watt Zener voltage regulators provides a surface mount equivalent to the popular JEDEC registered 1N5221 to 1N5281 series for 2.4 to 200 volts in a metallurgically bonded configuration. They are available with standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. Microsemi also offers numerous other Zener products to meet higher and lower power applications. Screening in reference to MIL-PRF-19500 available Important: For the latest information, visit our website http://www.microsemi.com. FEATURES • Surface mount equivalent of JEDEC registered 1N5221 thru 1N5281 series. • Voltage.

1N5280UR : The 1N5221BUR thru 1N5281BUR series of 0.5 watt Zener Voltage Regulators provides a surface mount equivalent to the popular JEDEC registered 1N5221B to 1N5281B for 2.4 to 200 volts in standard 5% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These are also available with an internal-metallurgicalbond option by adding a “-1” suffix (see separate data sheet). Microsemi also offers numerous other Zener products to meet higher and lower power applications. IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com APPEARANCE DO-213AA FEATURES • Surface mount equivalents to the JEDEC registered 1N5221 thru 1N.

1N5280UR-1 : The 1N5221BUR-1 thru 1N5281BUR-1 series of 0.5 watt Zener Voltage Regulators provides a surface mount equivalent to the popular JEDEC registered 1N5221B to 1N5281B for 2.4 to 200 volts in a metallurgically bonded configuration. They are available with standard 5%, 10%, or 20% tolerances as well as tighter tolerances identified by different suffix letters on the part number. Microsemi also offers numerous other Zener products to meet higher and lower power applications. IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com APPEARANCE DO-213AA FEATURES • Surface mount equivalents to the JEDEC registered 1N5221 thru 1N5281B series • Hermetically sealed su.

1N5281 : 1N5220...1N5281 SILICON PLANAR ZENER DIODES Standard Zener voltage tolerance is ± 20%. Add suffix "A" for ± 10% Tolerance, suffix "B" for ± 5% tolerance, suffix "C" for ± 2% tolerance, Other tolerance, non standard and higher Zener voltages are upon request. Max. 0.5 Max. 1.9 Min. 27.5 Black Cathode Band Black Part No. Black "ST" Brand XXX ST Max. 3.9 Min. 27.5 Max. 0.45 Max. 1.9 Min. 27.5 Black Cathode Band Black Part No. XXX Max. 2.9 Min. 27.5 Glass Case DO-35 Dimensions in mm Glass Case DO-34 Dimensions in mm Absolute Maximum Ratings (Ta = 25 OC) Parameter Symbol Value Power Dissipation at Tamb = 75 OC Ptot 500 1) Junction Temperature Tj 200 Storage Temperature Ran.

1N5281 : R SEMICONDUCTOR 1N5220 THRU 1N5281 0.5W SILICON PLANAR ZENER DIODES FEATURES DO-35 Standard zener voltage tolerance is ±20%.Add suffix "A" for ±10% tolerance and suffix "B" for ±5% tolerance , suffix "C"for ±2% tolerance. Other tolerance, non standard and higher zener voltages are upon request. High temperature soldering guaranteed:260℃/10 seconds at terminals Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC JF 0.079(2.0) MAX DIA 1.083(27.5) MIN 0.150(3.8) MAX MECHANICAL DATA Case: DO-35 glass case Polarity: Color band denotes cathode end Weight: Approx. 0.13 gram 0.020(0.52) MAX DIA 1.083(27.5) MIN Dimensions in inches and (millimeters) ABSOLUTE MAXIMUM RATINGS(LIM.

1N5281 : 1N5221 thru 1N5281 Zener Voltage Range: 2.4 to 200 Volts Features Silicon Planar Power Zener Diodes. Standard Zener voltage tolerance is ±5% with a “B” suffix, and ±10% with a “A” suffix . Other tolerances are available upon request. These diodes are also available in Mini-MELF case with the type designation ZMM5225...ZMM5267. Zener Diodes Power Dissipation: 500mW Mechanical Data Case: DO-35 Glass Case Weight: approx. 0.13 gram Maximum Ratings and Thermal Characteristics (TA=25oC unless otherwise noted) Parameter Symbol Value Unit Zener current (see Table "Characteristics") Power dissipation at Tamb=75oC Ptot 500 (1) mW Thermal resistance junction to ambient air RθJA 300 (1).

1N5281 : 1N5221-1N5281 High-reliability discrete products and engineering services since 1977 SILICON ZENER DIODES FEATURES    Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. Part numbers listed indicate a tolerance of ±20% with guaranteed limits on only, VZ, IR and VF. Devices with guaranteed limits on all six parameters are indicated by suffix A for ±10% tolerance, suffix B for a ±5% tolerance, suffix C for a 2% tolerance and suffix D for a 1% tolerance. MAXIMUM RATINGS Operating and Storage Temperature DC Power Dissipation Power Derating F.

1N5281 : APPEARANCE The popular 1N5221 thru 1N5281B series of 0.5 watt Zener Voltage Regulators provides a selection from 2.4 to 200 volts in standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass axial-leaded DO-35 Zeners are also available in various military screening levels by adding a prefix identifier as described in the Features section. Microsemi also offers numerous other Zener products to meet higher and lower power applications. IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com DO-35 (DO-204AH) FEATURES APPLICATIONS / BENEFITS • JEDEC registered 1N5221 to 1N5281B • In.

1N5281B : The CENTRAL SEMICONDUCTOR 1N5279B, 1N5280B, and 1N5281B silicon Zener diodes are high voltage regulators for use in industrial and commercial applications. DO-35A CASE MAXIMUM RATINGS: (TL=75°C) Power Dissipation Operating and Storage Junction Temperature SYMBOL PD TJ, Tstg 500 -65 to +200 UNIT mW °C ELECTRICAL CHARACTERISTICS: (TA=25°C), VF=1.2V MAX @ IF=200mA Type Zener Voltage VZ @ IZT Test Current Maximum Zener Impedance MIN NOM MAX IZT ZZT @ IZT ZZK @ IZK VVV mA Ω Ω mA 1N5279B 171.0 180 189.0 0.68 2200 6000 0.25 Maximum Reverse Current Maximum Temperature Coefficient IR @ VR μA V 0.1 137 VZ %/°C +0.11 1N5280B 180.5 190 199.5 0.66 2400 6500 0.25 0.1 144 +0.1.

1N5281B-1 : The popular 1N5221B-1 thru 1N5281B-1 series of 0.5 watt Zener voltage regulators provides a selection from 2.4 to 200 volts in standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass, axial-leaded DO-35 Zeners are also available in various up-screening levels by adding a prefix identifier as described in the “Part Nomenclature” section of this datasheet. Microsemi also offers numerous other Zener products to meet higher and lower power applications. Screening in reference to MIL-PRF-19500 available Important: For the latest information, visit our website http://www.microsemi.com. FEATURES • JEDEC registered 1N5221 .