CDSF4148-HF

SMD Switching Diode SMD Diodes Specialist C DSF4148-HF(RoHS Device) H igh Speed Features H alogen free. Designed for mounting on small surface. Extremely thin/leadless package. High mounting capability, strong surge withstand, high reliability. Use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ICs, MOSFET, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication. 0.051(1.30) 0.043(1.10) 1005(2512) 0.102(2.60) 0.095(2.40) 0.035(0.90) 0.027(0.70) Mechanical data C ase: 1005(2512) standard package, molded plastic. Terminals: Gold plated, solderable per MIL-STD-750,method 2026. Polarity: Indicated by cathode band. Mounting position: Any Weight: 0.006 gram(approx.). 0.020(0.50) Typ. 0.012 (0.30) Typ. 0.040(1.00) Typ. Dimensions in inches and (millimeter) Maximum Rating ( at T A =25 C unless otherwise noted) O Parameter Reverse voltage Reverse voltage Average forward current Forward current,surge peak Repetitive peak forward current Power dissipation Thermal resistance junction to ambient air Storage temperature Junction temperature T P = 1 uS T P = 1 mS Conditions Symbol Min Typ Max Unit V RRM VR IO I FSM I FRM PD R θ JA T STG Tj -40 4 1 300 350 286 +125 +125 100 75 150 V V mA A mA mW °C/W O C C O Electrical Characteristics ( at T A =25 C unless otherwise noted) O Parameter Reverse breakdown voltage Forward voltage Reverse current Capacitance between terminals Reverse recovery time I R = 1 00 uA Conditions I F = 5 0 mA DC VR = 20 V VR = 75 V f = 1 MH Z ,and 0VDC reverse voltage I F = I R = 1 0 mA, R L = 100 ohms, I rr = 1 mA Symbol Min Typ Max Unit V BR VF IR CT T rr 75 1.0 25 2.5 4 4 V V nA uA PF nS REV:B QW-G0003 Comchip Technology CO., LTD. Page 1 SMD Switching Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDSF4148-HF) Fig. 1 - Forward characteristics 1000 10u Fig. 2 - Reverse characteristics 125 C R everse current ( A ) Forward current (mA ) 1 00 1u 10 100n 75 C 1 C C 10n 25 C 1n 125 C 25 75 0.1 -25 C 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.1n 0 10 20 30 -25 C 40 50 60 70 80 90 100 Forward voltage (V) Reverse voltage (V) Fig. 3 - Capacitance between terminals characteristics Capacitance between terminals : (pF) 5.0 Fig. 4 - Current derating curve A verage forward current ( % ) f=1MHz Ta = 25 C 4.0 Mounting on glass epoxy PCBs 100 80 3.0 60 2.0 40 1.0 20 0 0 5 10 15 20 25 30 35 0 0 25 50 75 100 125 150 Reverse voltage : (V) Ambient temperature ( C) REV:B QW-G0003 Comchip Technology CO., LTD. Page 2 S MD Switching Diode SMD Diodes Specialist Reel Taping Specification P0 P1 d Index hole E T F B Polarity W C P A 12 0 o D2 D1 D W1 Trailer ....... ....... 10 pitches (min) Device ....... ....... ....... ....... Leader ....... ....... 10 pitches (min) End Start Direction of Feed SYMBOL A 1.55 ± 0.10 0.061 ± 0.004 B 2.65 ± 0.10 0.104 ± 0.004 C 1.05 ± 0.10 0.041 ± 0.004 d 1.55 ± 0.05 0.061 ± 0.002 D 178 ± 1 7.008 ± 0.04 D1 60.0 MIN. 2.362 MIN. D2 13.0 ± 0.20 0.512 ± 0.008 F/1005 (mm) (inch) SYMBOL E 1.75 ± 0.10 0.069 ± 0.004 F 3.50 ± 0.05 0.138 ± 0.002 P 4.00 ± 0.10 0.157 ± 0.004 P0 4.00 ± 0.10 0.157 ± 0.004 P1 2.00 ± 0.05 0.079 ± 0.004 T 0.23 ± 0.05 0.009 ± 0.002 W 8.00 ± 0.20 0.315 ± 0.008 W1 13.5 MAX. 0.531 MAX. F/1005 (mm) (inch) REV:B QW-G0003 Comchip Technology CO., LTD. Page 3 S MD Switching Diode SMD Diodes Specialist Suggested PAD Layout F/1005 SIZE (mm) A B C D E 2.10 1.20 1.20 3.30 0.90 (inch) 0.083 0.047 0.047 C D A E 0.130 B 0.035 Standard Package Qty per Reel Case Type (Pcs) F/1005 4000 Reel Size (inch) 7 REV:B QW-G0003 Comchip Technology CO., LTD. Page 4