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| POWER DISCRETES Description Quick reference data VR = 200 - 1000V IF = 5.0A trr = 2S VF = 1.0V 1N5550 THRU 1N5554 3SM2 THRU 3SM0 Axial Leaded Hermetically Sealed Standard Recovery Rectifier Diode Features Low reverse leakage current Hermetically sealed in fused metal oxide Good thermal shock resistance Low forward voltage drop Avalanche capability These products are qualified to MIL-PRF-19500/420. They can be supplied fully released as JAN, JANTX, and JANTXV versions. Absolute Maximum Ratings Electrical specifications @ TA = 25C unless otherwise specified. Symbol Working Reverse Voltage Average Forward Current @ 55C in free air, lead length 0.375" Repetitive Surge Current @ 55C in free air, lead length 0.375" Non-Repetitive Surge Current (tp = 8.3mS @ VR & TJMAX) (tp = 8.3mS, @ VR & 25C) Storage Temperature Range VRWM IF(AV) 1N 5550 3SM2 200 1N 5551 3SM4 400 1N 5552 3SM6 600 5.0 1N 5553 3SM8 800 1N 5554 3SM0 1000 Units V A IFRM 25 A IFSM TSTG 100 150 -65 to +175 A C Revision: October 4, 2007 1 www.semtech.com 1N5550 THRU 1N5554 3SM2 THRU 3SM0 POWER DISCRETES Electrical Specifications Symbol Average Forward Current (sine wave) - max. TA = 55C - max. L = 3/8"; TL = 55C I2t for fusing (t = 8.3mS) max Forward Voltage Drop max. @ IF = 3.0A, Tj = 25C Reverse Current max. @ VRWM, Tj = 25C @ VRWM, Tj = 125C Reverse Recovery Time max. 0.5A IF to 1.0A IRM recovers to 0.25A IRM(REC) Junction Capacitance typ. @ VR = 5V, f = 1MHz 1N 5550 3SM2 1N 5551 3SM4 1N 5552 3SM6 3.0 5.0 42 1.0 1.0 60 2.0 92 1N 5553 3SM8 1N 5554 3SM0 Units IF(AV) IF(AV) I2t VF IR IR trr Cj A A 2S V A S pF Thermal Characteristics Symbol Thermal Resistance-Junction to Lead Lead length = 0.375" Lead length = 0.0" Thermal Resistance-Junction to Ambient on 0.06" thick pcb. 1 oz. co p p e r 1N 5550 3SM2 1N 5551 3SM4 1N 5552 3SM6 22 4 47 1N 5553 3SM8 1N 5554 3SM0 Units R JL R JL R JA C/W C/W Typical Characteristics Fig 1. Typical junction capacitance as a function of reverse voltage. 2007 Semtech Corp. 2 www.semtech.com 1N5550 THRU 1N5554 3SM2 THRU 3SM0 POWER DISCRETES Typical Characteristics Fig 2. Forward voltage drop as a function of forward current Fig 3. Maximum power versus lead temperature Fig 4. Forward power dissipation as a function of forward current, for sinusoidal operation. Fig 5. Maximum ratings for capacitive loads. 2007 Semtech Corp. 3 www.semtech.com 1N5550 THRU 1N5554 3SM2 THRU 3SM0 POWER DISCRETES Ordering Information Part Number 1N5550 1N5551 1N5552 1N5553 1N5554 3SM2 3SM4 3SM6 3SM8 3SM0 Description Axial leaded hermetically sealed(1) Note: (1) Available in bulk and tape and reel packaging. Please consult factory for quantities. Outline Drawing G4 Dimensions Inches DIMN A B C D E MIN 0.135 0.9 0.13 0.036 MAX 0.18 1.3 0.17 0.03 0.042 Millimeters MIN 3.43 22.86 3.3 0.92 MAX 4.57 33.02 4.32 0.8 1.07 1 Note Note: (1) Lead diameter uncontrolled over this region. Weight = 0.039oz Contact Information Semtech Corporation Power Discretes Products Division 200 Flynn Road, Camarillo, CA 93012 Phone: (805)498-2111 FAX (805)498-3804 2007 Semtech Corp. 4 www.semtech.com |
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