Features Applications n RoHS compliant* n Switch Mode Power Supplies (SMPS) n Leadless chip form n Portable equipment batteries n High current capability n High frequency rectification n Low forward voltage n DC/DC converters n Halogen free** n Telecommunications CD123D-B1xR Schottky Barrier Chip Diode Series General Information Portable communications, computing and video equipment manufacturers are challenging the semiconductor industry to develop increasingly smaller electronic components. Bourns offers small-signal Schottky Barrier Diodes for switching and rectification applications, in a compact chip package compatible with SOD-123 size format. The Schottky Barrier Diodes offer a forward current of 1 A with a choice of repetitive peak reverse voltage of 20 V and 40 V. Absolute Maximum Ratings ( T = 25 C Unless Otherwise Noted) A CD123D- Parameter Symbol Unit B120R B140R B140LR Maximum Repetitive Peak Reverse Voltage V 20 40 40 V RRM Maximum Average Forward Rectified Current (T = 55 C) I 1 A A F(AV) Peak Forward Surge Current 8.3 ms Single Half Sine-Wave I 20 A FSM Superimposed on Rated Load (JEDEC Method) Operating Temperature Range T -55 to +125 C J Storage Temperature Range T -55 to +150 C STG Electrical Characteristics ( T = 25 C Unless Otherwise Noted) A Parameter Symbol Test Condition Min. Typ. Max. Unit I = 0.1A 0.32 F CD123D-B120R I = 0.5 A 0.40 F CD123D-B140R I = 1.0 A 0.46 0.50 F Instantaneous Forward Voltage V V F I = 0.1A 0.24 F I = 0.5 A CD123D-B140LR 0.31 F I = 1.0 A 0.37 0.38 F CD123D-B120R 0.015 0.2 CD123D-B140R Repetitive Peak Reverse Current I V = V mA R R RRM CD123D-B140LR 0.30 1.0 CD123D-B120R 110 V = 4 V, R CD123D-B140R Junction Capacitance C pF J f = 1.0 MHz CD123D-B140LR 115 (1) R Junction to Ambient 190 JA Thermal Resistance C/W (2) R Junction to Case 60 JL (1) NOTES: Pulse test width P = 300 us, 1 % duty cycle. W (2) Mounted on P.C. board with 2.73 x 1.6 mm and 0.86 x 1.6 mm copper pad areas. Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 520 390 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com * RoHS Directive 2015/863, Mar 31, 2015 and Annex. **Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document,www.bourns.com/legal/disclaimer.pdf and at . *RoHS COMPLIANT & **HALOGEN FREE *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* CD123D-B1xR Schottky Barrier Chip Diode Series Performance Graphs - Model CD123D-B120R & CD123D-B140R Forward Current Derating Curve Maximum Non-Repetitive Peak Forward Surge Current 25 1.2 8.3 ms Single Half Sine-Wave 1.0 20 0.8 15 0.6 10 0.4 5 0.2 0 0 0255075 100 125 150 110 100 Number of Cycles at 60 Hz Lead Temperature (C) Typical Forward Characteristics Typical Reverse Characteristics 100.00 10.00 10.00 1.00 T = 100 C J 1.00 0.10 0.10 0.01 T = 25 C J 0.01 T = 25 C A . 0.001 0.001 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 020406080 100 Percent of Rated Peak Reverse Voltage (%) Forward Voltage (V) Typical Junction Capacitance 400 T = 25 C J f = 1.0 MHz V = 50 mVP-P sig 100 10 Specifications are subject to change without notice. 0.1 110 100 Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific Reverse Voltage (V) disclaimers as set forth on the last page of this document, www.bourns.com/and at legal/disclaimer.pdf. Instantaneous Forward Current (A) Junction Capacitance (pF) Average Forward Current (A) Instantaneous Reverse Current (mA) Peak Forward Surge Current (A)