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IW3527A, IW3527K, IW3549A, IW3549K, IW3563A, IW3563K RECTIFIER-LIMITER DIODES
Functionality and application description Rectifier-limiter diodes IW3527A, IW3527K, IW3549A, IW3549K, IW3563A, IW3563K (further on the diodes), are designed for rectifying current and limiting reverse voltage in automobile and tractor alternators, as well as in equipment of wide application made for national economy and export. The diodes are fabricated in two options: IW3527A, IW3549A, IW3563A - anode on package, IW3527K, IW3549K, IW3563K - cathode on package. Package DO-21, KD-36. Electrical parameters
Parameter, unit Symbol Test conditions min Diode break-down voltage, V for IW3527A, IW3527K for IW3549A, IW3549K for IW3563A, IZ3563K Impulse diode limiting voltage, V for IW3527A, IW3527K Ubr. Irev = 5 mA 18 36 50 Ulim imp* Irev = 45 A 30 33 30 52 57.2 52 66 72.6 66 1.1 50 500 50 50 500 50 50 500 50 1 24 46 60 2510 175*** -60*** 2510 175*** -60*** 2510 175*** -60*** 2510 2510 175*** -60*** 2510 175*** -60*** 2510 175*** -60*** Value max 2510 Temperature,
for IW3549A, IW3549K
for IW3563A, IW3563K
Impulse diode forward voltage, V Diode reverse current, mkA for IW3527A, IW3527K for IW3549A, IW3549K,
Uforw imp ** Irev.
Iforw = 100 A Urev = 15 V
-
Urev = 30 V
for IW3563A, IW3563K
Urev = 42 V
Thermal resistance junction-case, C/W ___________ * Pulse duration t 1 ms, Q 1000. ** Pulse duration t 10 ms, Q 100. *** Case temperature
Rth j-c
Korzhenevskogo 12, Minsk, 220108 Republic of Belarus Fax: +375 (17) 278 28 22, Phone: +375 (17) 278 07 11, 212 24 70, 212 24 61, 1 212 69 16 E-mail: office@bms.by URL: www.bms.by
IW3527A, IW3527K, IW3549A, IW3549K, IW3563A, IW3563K
Maximum ratings of diode operation within case temperature range from - 60 to +175
Parameter, unit Maximum rectified current, A (at f = 50 Hz, Tc = 175C) Maximum junction temperature, Non-recurrent impulse forward current of rectified diode, A Constant diode reverse voltage, V: - for IW3527A, IW3527K - for IW3549A, IW3549K - for IW3563A, IW3563K Symbol Irec max Tj max Iforw non-rec Urev Value 35 200 400 15 30 42
Typical values of diodes electrical parameters
Parameter, unit Break-down voltage, V for IW3527A, IW3527K for IW3549A, IW3549K for IW3563A, IW3563K Limiting impulse voltage, V for IW3527A. IW3527K Symbol Ubr Test conditions Irev = 5 mA 18 36 50 Irev = 45 A Ulim imp* 27 29.7 27 49 53.9 49 63 69.3 63 1.0 0.5 100 0.3 0.5 100 0.3 0.5 100 0.3 2.0 0.09 30 33 30 52 57.2 52 66 72.6 66 1.1 50 500 50 50 500 50 50 500 50 25 175** -60** 25 175** -60** 25 175** -60** 25 25 175** -60** 25 175** -60** 25 175** -60** Uforw Uforw 21 41 55 24 46 60 Value min typical max Ambient Tempera ture, 25
for IW3549A, IW3549K
for IW3563A, IW3563K
Impulse forward voltage, V Reverse current, mkA for IW3527A, IW3527K for IW3549A, IW3549K
Uforw imp*** Irev
Iforw = 100 Urev = 15 V
Urev = 30 V
for IW3563A, IW3563K
Urev = 42 V
Temperature coefficient of forward voltage, mV/C Temperature coefficient of reverse voltage,%/C _______ * t 1 ms, Q 1000. ** Case temperature *** t 10 ms, Q 100
Korzhenevskogo 12, Minsk, 220108 Republic of Belarus Fax: +375 (17) 278 28 22, Phone: +375 (17) 278 07 11, 212 24 70, 212 24 61, 2 212 69 16 E-mail: office@bms.by URL: www.bms.by
IW3527A, IW3527K, IW3549A, IW3549K, IW3563A, IW3563K
Package KD-36 (DO-21) dimension General view
All linear dimension are in millimeters
Korzhenevskogo 12, Minsk, 220108 Republic of Belarus Fax: +375 (17) 278 28 22, Phone: +375 (17) 278 07 11, 212 24 70, 212 24 61, 3 212 69 16 E-mail: office@bms.by URL: www.bms.by

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