COMCHIP Smal l Signal Sch ottky Diodes SMD Diodes Specialist CDBT-54/S/C/A-G Reverse Voltage: 30 Volts Forward Current: 200 mA RoHS Device Features SOT-23 -Design for mounting on small surface. 0.119(3.00) 0.110(2.80) -High speed switching application, circuit protection. 3 0.056(1.40) -Low forward voltage drop. 0.047(1.20) 1 Mechanical data 2 0.083(2.10) 0.066(1.70) -Case: SOT-23, molded plastic. 0.006(0.15) -Terminals: solderable per MIL-STD-750, method 2026. 0.002(0.05) 0.044(1.10) 0.103(2.60) 0.035(0.90) 0.086(2.20) -Approx. weight: 0.008 grams 0.006(0.15) max Circuit diagram 0.020(0.50) 0.013(0.35) 3 1 3 2 1 CDBT-54-G 3 2 CDBT-54S-G 1 0.007(0.20) min 3 2 1 CDBT-54C-G 2 Dimensions in inches and (millimeter) CDBT-54A-G Maximum Ratings and Electrical Characteristics (at Ta=25 OC unless otherwise noted) Parameter Repetitive peak reverse voltage Symbol Conditions Value Units V RRM 30 V Reverse voltage VR 30 V Forward current IF 200 mA 0.6 A 200 mW 0.24 0.32 0.40 0.50 1.00 V Peak surge forward current I FSM Power dissipation PD T<1.0 sec Maximum forward voltage VF @I F =0.1mA @I F =1mA @I F =10mA @I F =30mA @I F =100mA Maximum reverse current IR @V R =25V 2 μA Maximum reverse recovery time T rr I F =I R =10mA, R L =100Ω 5 nS Maximum diode capacitance CJ V R =1V, f=1.0MHz 10 pF Maximum junction temperature TJ 125 O C T STG -65 to +125 O C Storage temperature REV:A Page 1 QW-BA002 Comchip Technology CO., LTD. COMCHIP Smal l Signal Sch ottky Diodes SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDBT-54/S/C/A-G) Fig.1 Forward Characteristics Fig.2 Reverse Characteristics 1000 100 O T A =125 C Rever s e Curr e n t (μA ) F o r w a r d C u r rent ( mA) 10 100 O T A =125 C 10 T A =-25 OC O T A =0 C O T A =25 C 1 T A =75 OC T A =75 OC 1 T A =25 OC T A =0 OC 0.1 0.01 0.1 0.001 0 0.2 0.4 0.6 0.8 10 0 1.0 Fig.3 Capacitance Between Terminals Characteristics 40 30 50 Fig.4 Power Derating Curve 10 400 O T J =25 C f=1MHz Mounted on glass epoxy PCBs 8 Power Dissipation (mW) Capac i ta n c e Bet w een Termin a ls (p F ) 20 Reverse Voltage (V) Forward Voltage (V) 6 4 2 300 200 100 0 0 0 5 10 15 20 25 30 35 0 25 50 75 100 125 150 175 Ambient Temperature ( OC) Reverse Voltage (V) REV:A Page 2 QW-BA002 Comchip Technology CO., LTD.