SMD Schottky Barrier Diode CDBQR42/43-HF I o = 200 mA V R = 30 Volts RoHS Device Halogen Free 0402/SOD-923F Features 0.041(1.05) 0.037(0.95) -Low forward voltage. -Designed for mounting on small surface. -Extremely thin/leadless package. -Majority carrier conduction. 0.026(0.65) 0.022(0.55) Mechanical data -Case: 0402 /SOD-923F standard package, molded plastic. -Terminals: Gold plated, solderable per MIL-STD-750,method 2026. 0.022(0.55) 0.018(0.45) 0.012(0.30) Typ. -Marking code: CDBQR42-HF : BD CDBQR43-HF : BE -Mounting position: Any -Weight: 0.001 gram(approx.). 0.020(0.50) Typ. Dimensions in inches and (millimeter) Maximum Rating (at T A =25 C unless otherwise noted) O Parameter Conditions Symbol Min Typ Max Unit Peak reverse voltage Reverse voltage RMS reverse voltage Average forward rectified current Repetitive peak forward current Forward current,surge peak 8.3 ms single half sine-wave superimposed on rate load(JEDEC method) Power dissipation V RM 30 V VR 30 V V R(RMS) 21 V IO 200 mA I FRM 0.5 A I FSM 4 A PD 125 Thermal resistance junction to ambient air R Storage temperature T STG Junction temperature Tj 667 JA -55 mW O C/W +125 O +125 O C C Electrical Characteristics (at T A =25 C unless otherwise noted) O Parameter Conditions Forward voltage CDBQR42/43-HF CDBQR42-HF CDBQR42-HF CDBQR43-HF CDBQR43-HF I F = 200mA I F = 10mA I F = 50mA I F = 2mA I F = 15mA Reverse current Symbol Min Typ Max Unit VF 1 0.4 0.65 0.33 0.45 V V R = 25V IR 0.5 uA Capacitance between terminals f = 1 MHz, and 1 VDC reverse voltage CT 10 pF Reverse recovery time I F =I R =10mA,Irr=0.1xIR,RL=100 ohm T rr 5 nS REV:B Page 1 QW-G1101 Comchip Technology CO., LTD. SMD Schottky Barrier Diode RATING AND CHARACTERISTIC CURVES (CDBQR42/43-HF) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 1m Reverse current ( A ) 100 10 10u O 75 C 1u 100n C C O 125 C O O 25 100u O 25 C -25 C O 125 75 C 1 O Forward current (mA ) 500 0.1 10n 0 0.2 0.4 0.6 0.8 0 10 40 Reverse voltage (V) Forward voltage (V) Fig.3 - Capacitance between terminals characteristics Fig.4 - Current derating curve 120 16 f=1MHz O T A =25 C 14 Mounting on glass epoxy PCBs Average forward current(%) Capacitance between terminals ( P F) 30 20 12 10 8 6 4 2 100 80 60 40 20 0 0 0 5 10 15 20 25 30 35 0 25 50 75 100 125 150 O Reverse voltage (V) Ambient temperature ( C) REV:B Page 2 QW-G1101 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Reel Taping Specification d P0 P1 T E Index hole F W B Polarity P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0402 (SOD-923F) 0402 (SOD-923F) SYMBOL A B C d D D1 D2 (mm) 0.75 0.10 1.15 0.10 0.60 0.10 1.55 + 0.10 178 1 60.0 MIN. 13.0 0.20 (inch) 0.026 0.004 0.045 0.004 0.024 0.004 0.061 + 0.004 7.008 0.04 2.362 MIN. 0.512 0.008 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 0.10 3.50 0.05 4.00 0.10 4.00 0.10 2.00 0.10 0.22 0.05 8.00 0.20 13.5 MAX. (inch) 0.069 0.004 0.138 0.002 0.157 0.004 0.157 0.004 0.079 0.004 0.009 0.002 0.315 0.008 0.531 MAX. REV:B Page 3 QW-G1101 Comchip Technology CO., LTD. SMD Schottky Barrier Diode Marking Code Park Number Marking Code CDBQR42-HF BD CDBQR43-HF BE XX xx = Product type marking code Suggested PAD Layout 0402/SOD-923F SIZE (mm) (inch) A 0.750 0.030 B 0.500 0.020 D A E C C 0.700 0.028 D 1.250 0.049 E 0.250 0.010 B Standard Package Qty per Reel Reel Size (Pcs) (inch) 5000 7 Case Type 0402/SOD-923F REV:B Page 4 QW-G1101 Comchip Technology CO., LTD. Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Comchip Technology: CDBQR43-HF