BY251GP thru BY255GP Vishay Semiconductors New Product formerly General Semiconductor Glass Passivated Junction Plastic Rectifiers DO-201AD 1.0 (25.4) Min. Reverse Voltage 200 to 1300V Forward Current 3.0A * d e t n e t Pa Features * Plastic package has Underwriters Laboratories Flammability Classification 94V-0 * High temperature metallurgically bonded construction * Cavity-free glass passivated junction * Capable of meeting environmental standards of MIL-S-19500 * 3.0 Ampere operation at TA=55C with no thermal runaway * Typical IR less than 0.1A * High temperature soldering guaranteed: 350C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 0.210 (5.3) 0.190 (4.8) Dia. (R) 0.375 (9.5) 0.285 (7.2) Mechanical Data Case: JEDEC DO-201AD, molded plastic over glass body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.04 oz., 1.12 g Packaging Codes/Options: 1 / Bulk - 1.5K per container, 15K/box 4 / 1.4K per 13" reel, 5.6K/box 23 / 1K per ammo mag., 9K/box 1.0 (25.4) Min. 0.052 (1.32) 0.048 (1.22) Dia. Dimensions in inches and (millimeters) *Glass-plastic encapsulation technique is covered by Patent No. 3,996,602 and brazed-lead assembly by Patent No. 3,930,306 Maximum Ratings & Thermal Characteristics Ratings at 25C ambient temperature unless otherwise specified. Symbol BY251GP BY252GP BY253GP BY254GP BY255GP Parameter Unit Maximum repetitive peak reverse voltage VRRM 200 400 600 800 1300 V Maximum RMS voltage VRMS 140 280 420 560 910 V Maximum DC blocking voltage VDC 200 400 600 800 1300 V Maximum average forward rectified current 10mm lead length at TA = 55C IF(AV) 3.0 A Peak forward surge current 10ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 100 A Maximum full load reverse current, full cycle average 10mm lead length at TA = 55C IR(AV) 100 A Typical thermal resistance(1) RJA RJL 20 10 C/W TJ, TSTG -65 to +175 C Operating junction and storage temperature range Electrical Characteristics Ratings at 25C ambient temperature unless otherwise specified. Maximum instantaneous forward voltage at 3.0A VF 1.1 V Maximum reverse current at rated DC blocking voltage TA = 25C IR 5.0 A Typical reverse recovery time IF = 0.5A, IR = 1.0V, Irr = 0.25A trr 3.0 s Typical junction capacitance at 4.0V, 1MHz CJ 40 pF Note: (1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5mm) lead length, P.C.B. mounted Document Number 88541 17-Dec-02 www.vishay.com 1 BY251GP thru BY255GP Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Fig 2 - Maximum Non-repetitive Peak Forward Surge Current Fig 1 - Forward Current Derating Curve 200 3.0 Peak Forward Surge Current (A) 60 Hz Resistive or Inductive Load 2.0 1.0 10mm lead length 0 25 50 75 100 125 Ambient Temperature, C 150 100 100 TJ = 25C Pulse width = 300s 1% Duty Cycle 10 1 0.1 0.6 1.2 0.7 0.8 0.9 1.0 1.1 Instantaneous Forward Voltage (V) 1 175 Fig 3 - Typical Instantaneous Forward Characteristics Instantaneous Forward Current (A) TJ = TJ max 10ms Single Half Sine-wave (JEDEC Method) 10 0 1.3 Instantaneous Reverse Leakage Current ( A) Average Forward Rectified Current (A) 4.0 10 Number of Cycles at 60Hz 100 Fig 2 - Maximum Non-repetitive Peak Forward Surge Current 10 TJ = 125C 1 TJ = 75C 0.1 TJ = 25C 0.01 0 40 80 60 100 20 Percent of Rated Peak Reverse Voltage (%) Fig 5 - Typical Junction Capacitance 100 Junction Capacitance (pF) TJ = 25C f = 1.0 MHz Vsig = 50mVp-p 10 1 www.vishay.com 2 10 Reverse Voltage (V) 100 Document Number 88541 17-Dec-02