Small Signal Schottky Diodes CDBH3-54/S/C/A-G Reverse Voltage: 30 V Forward Current: 200 mA RoHS Device SOT-523 Features - Designed for mounting on small surface. 0.067(1.70) 0.059(1.50) - High speed switching application, circuit protection. 3 0.014(0.35) 0.010(0.25) 0.035(0.90) 0.028(0.70) - Low forward voltage drop. 1 2 0.020(0.50)TYP. Mechanical data 0.043(1.10) 0.035(0.90) 0.008(0.20) 0.004(0.10) - Case: SOT-523, molded plastic. - Terminals: solderable per MIL-STD-750, method 2026. 0.069(1.75) 0.057(1.45) 0.031(0.80) 0.028(0.70) - Weight: 0.002 grams(approx. ) 0.004(0.10) max 0.010(0.25) 0.006(0.15) Circuit diagram 0.018(0.46) 0.010(0.26) Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characteristics (at Ta=25°C unless otherwise noted) Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA010 Page 1 Comchip Technology CO., LTD. Small Signal Schottky Diodes RATING AND CHARACTERISTIC CURVES (CDBH3-54/S/C/A-G) Fig.4 - Power Derating Curve Power Dissipation, (mW) 200 150 100 50 0 0 25 50 75 100 125 150 Ambient Temperature, (°C) Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA010 Page 2 Comchip Technology CO., LTD. Small Signal Switching Diodes Reel Taping Specification P1 F E d P0 W B 3 XX 1 2 C A P 12 o 0 D2 D1 D W1 Trailer Tape Leader Tape Components 50±2 Empty Pockets SOT-523 SOT-523 100±2 Empty Pockets SYMBOL A B C d D D1 D2 (mm) 1.85 ± 0.05 1.85 ± 0.05 0.88 ± 0.05 1.50 ± 0.10 178.00 ± 2.00 54.40 ± 1.00 13.00 ± 1.00 (inch) 0.073 ± 0.002 0.073 ± 0.002 0.035 ± 0.002 0.059 ± 0.004 7.008 ± 0.079 2.142 ± 0.039 0.512 ± 0.039 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.10 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 + 0.30 /–0.10 12.30 ± 1.00 (inch) 0.069 ± 0.004 0.138 ± 0.004 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.315 + 0.012 /–0.004 0.484 ± 0.039 Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-BA010 Page 3 Comchip Technology CO., LTD. Small Signal Switching Diodes Marking Code Part Number Marking Code CDBH3-54-G L1 CDBH3-54A-G L2 CDBH3-54C-G L3 CDBH3-54S-G L4 3 XX 1 2 xx = Product type marking code Suggested PAD Layout SOT-523 B SIZE (mm) (inch) A 0.60 0.024 B 0.50 0.020 C 0.40 0.016 D 1.00 0.039 E 1.24 0.049 F 1.84 0.072 A E C F A D Standard Packaging REEL PACK Case Type SOT-523 REEL Reel Size ( pcs ) (inch) 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:A Page 4 QW-BA010 Comchip Technology CO., LTD.