MR2528/MRL2528 - 25 Amp MR3528/MRL3528 - 35 Amp MR5028/MRL5028 - 50 Amp Rectifier/Zener Automotive Alternator Diode Data Sheet Coloured ring denotes cathode Features * Epi Layer for tight control of parameters * Silicon oxide passivation for superior junction protection * Visual to Mil Std 750C * 100 % Tested * Low Reverse Leakage MR2528/3528/5028 Nominal 8.5mm * Low Forward Voltage * Load Dump Capability MRL2528/3528/5028 Nominal 10mm Button Diode Maximum Forward Characterisitics at 25 C (Unless stated otherwise) Type Number Reverse Breakdown Voltage Voltage VF Volt VBR Volt Maximum Reverse Leakage Maximum Clamping Voltage Maximum Forward Current @ Ta = 150 VCL Volt IF (AVG) Amp IR nA C Non Repetitive Peak Forward Surge Current IFSM Amp MR2528 MRL2528 1.05 @ 75A t = 300 S < 2% Duty Cycle 24 - 32 @ 100mA 200 @ VR =20 Volt < 34 @ IR = 2.8 x IF avg 80 S < 2% duty Cycle 25 400 @ 8.3mS single half wave. (Jedec Method) MR3528 MRL3528 1.05 @ 100A t = 300 S < 2% Duty Cycle 24 - 32 @ 100mA 200 @ VR =20 Volt < 34 @ IR = 2.8 x IF avg 80 S < 2% duty Cycle 35 600 @ 8.3mS single half wave. (Jedec Method) MR5028 MRL5028 1.05 @ 100A t = 300 S < 2% Duty Cycle 24 - 32 @ 100mA 200 @ VR =20 Volt < 34 @ IR = 2.8 x IF avg 80 S < 2% duty Cycle 50 Power cycle requirement. 1. 10,000 cycles 2. IF = 200% Rated current 3. Temperature rise 150 C 4. Excursion rate 37.5 C /Minute, +/- 5 C /Minute f 800 @ 8.3mS single half wave. (Jedec Method) Maximum Operating Temperature Range Maximum Storage Temperature Range -65 to + 200 C -65 to + 200 C Mechanical Dimensions c Dimensions - MR2528/3528/5028 Millimetres Inches a b d Dim a b c d f The information in this datasheet does not form part of any contract, quotation guarantee,warranty or representation, it has been produced in good faith and is believed to be accurate and may be changed without notice at anytime. Liability will not be accepted by Transys Electronics LTD for any consequences whatsoever in its use. This publication does not convey nor imply any license under patent or other intellectual/industrial property rights. The products within this specification are not designed for use in any life support apparatus whatsoever where malfunction can be reasonably expected to cause personal injury or death. Customers using these products in the aforementioned applications do so at their own risk and agree to fully indemnify Transys Electronics LTD for any damage/ legal fees either direct, incidental or consequential from this improper use or sale. Max Min 0.326 0.350 0.216 0.224 Min 8.30 5.50 Max 8.90 5.701 0.236 0.251 0.165 0.185 5 Nominal 6.00 6.40 4.20 4.70 5 Nominal Dimensions - MRL2528/3528/5028 Millimetres Inches Dim a Max Min 0.370 0.409 0.216 0.224 b c 0.236 d f 0.165 0.185 5 Nominal 0.251 Min 9.70 5.50 Max 10.40 5.701 6.00 6.40 4.20 4.70 5 Nominal Transys Electronics LTD Birmingham UK. Email: sales@transyselectronics.com Website: www.transyselectronics.com Tel: 44 (0) 121 776 6321 Fax 44 (0) 121 776 6997 SCD0696-5