DATA SHEET BAS21A/C/S SURFACE MOUNT, HIGH VOLTAGE, DUAL SWITCHING DIODES 250 Volts POWER 250mWatts SOT-23 Unitinch(mm) * High reverse bearkdown voltage. 0.006(0.15)MIN. FEATURES 0.120(3.04) 0.110(2.80) * Fast switching speed. * Low reverse leakage current. * Galvanically isolated dual configurations to save board space. 0.056(1.40) * /HDGIUHHLQFRPSO\ZLWK(85R+6(&GLUHFWLYHV 0.047(1.20) *UHHQPROGLQJFRPSRXQGDVSHU,(&6WG +DORJHQ)UHH 0.103(2.60) * Surface mount package ideally suited for automatic insertion. 0.086(2.20) VOLTAGE 0.008(0.20) 0.079(2.00) 0.003(0.08) 0.070(1.80) MECHANICAL DATA Case: SOT-23, Plastic 0.044(1.10) 0.004(0.10)MAX. 0.035(0.90) Terminals: Solderable per MIL-STD-750, Method 2026 0.020(0.50) Approx. Weight: 0.008 gramV 0.013(0.35) Marking : BAS21A:21A, BAS21C:21C, BAS21S:21S ABSOLUTE RATINGS PA RA M E TE R M a xi m um R e ve r s e V o l t a g e P e a k R e ve r s e V o l t a g e A v e r a g e R e c t i f i e d C u r r e n t a t Te m p = 2 5 O C N o n- r e p e t i t i ve P e a k F o r w a r d S ur g e C ur r e nt a t t = 1 . 0 s S ym b o l Va l ue U ni t s VR 250 V V RRM 250 V 0 .2 A 4.0 A I O IF S M THERMAL CHARACTERISTICS PA RA ME TE R S ym b o l Va lue Uni ts P o we r D i s s i p a ti o n P TOT 250 mW The r m a l Re s i s ta nc e , J unc ti o n to A m b i e nt R J A 357 J u n c t i o n Te m p e r a t u r e TJ 150 O C S t o r a g e Te m p e r a t u r e T S TG -55 to 150 O C C /W COMMON ANODE COMMON CATHODE SERIES 3 3 3 2 1 BAS21A REV.0.1-FEB.11.2009 O 2 1 BAS21C 2 1 BAS21S PAGE . 1 ELECTRICAL CHARACTERISTICS PARAMETER Symbol Reverse Breakdown Voltage V(BR) Test Condition MIN. TYP. MAX. Units IR=100 uA -- -- 250 V Reverse Current IR VR=200 V VR=200 V, TJ = 150OC -- -- 0.1 100 uA Forward Voltage VF IF=1.0mA IF=100mA -- -- 0.70 1.00 V Maximum Junction Capacitance CJ VR=0V, f=1.0MHZ -- -- 5.0 pF Reverse Recovery Time Trr IF=IR=30mA, RL=100 -- -- 50 ns ELECTRICAL CHARACTERISTICS CURVES 100 100 I R , LEAKAGE CURRENT, uA FORWARD CURRENT, mA 1000 TJ =25OC 10 1.0 0.1 0.01 0 1.0 10 1.0 0.1 0.01 2.0 FORWARD VOLTAGE, VOLTS O Fig.2 LEAKAGE CURRENT vs JUNCTION TEMPERATURE P D , POWER DISSIPATION (mW) DIODE CAPACITANCE, pF 6.0 4.5 3.0 1.5 0 2 4 6 REVERSE VOLTAGE, VOLTS FIG. 3 TYPICAL JUNCTION CAPACITANCE REV.0.1-FEB.11.2009 200 T J , JUNCTION TEMPERATURE, C FIG. 1-TYPICAL FORWARD CHARACTERISTIC 0 100 0 8 500 400 300 200 100 0 50 100 150 200 AMBIENT TEMPERATURE( OC) FIG. 4 POWER DERATING CURVE PAGE . 2 MOUNTING PAD LAYOUT SOT-23 0.035 MIN. (0.90) MIN. Unitinch(mm) 0.078 (2.00) 0.037 (0.95) 0.043 (1.10) 0.031 MIN. (0.80) MIN. 0.043 (1.10) 0.106 (2.70) ORDER INFORMATION * Packing information T/R - 12K per 13" plastic Reel T/R - 3K per 7" plastic Reel LEGAL STATEMENT Copyright PanJit International, Inc 2012 The information presented in this document is believed to be accurate and reliable. The specifications and information herein are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit does not convey any license under its patent rights or rights of others. REV.0.1-FEB.11.2009 PAGE . 3 Part No_packing code_Version For example : RB500V-40_R2_00000 Serial number Version code means HF Part No. Packing size code means 13" Packing type means T/R Packing Code XX Version Code XXXXX Packing type 1st Code T/B A N/A 0 HF 0 serial number T/R R 7" 1 RoHS 1 serial number B/P B 13" 2 T/P T 26mm X TRR S 52mm Y TRL L PBCU U FORMING F PBCD D REV.0.1-FEB.11.2009 Packing size nd st 2 Code HF or RoHS 1 Code code nd th 2 ~5 Code PAGE . 4