B1020WS

B1020WS Surface Mount Schottky Barrier Diode P b Lead(Pb)-Free Features: * Ultra high-speed switching * Very low forward voltage * Voltage clampingProtection circuits. SCHOTTKY DIODE 1.0 AMPERES 20 VOLTS Mechanical Data: * Case: SOD-323 * Leads: Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.004 grams(approx.) 4V-O SOD-323 SOD-323 Outline Demensions Unit:mm Dim A B C D E H J K MILLMETERS Min Ma x 1.60 1.80 1.15 1.35 0.80 1.00 0.25 0.40 0.15 REF 0.00 0.10 0.089 0.177 2.30 2.70 PIN 1.CATHODE 2.ANODE WEITRON http://www.weitron.com.tw 1/3 06-Feb-09 B1020WS Maximum Ratings (TA=25°C Unless otherwise noted) Characteristic Continuous Reverse Voltage Symbol VR IO Value Unit V A A °C/W °C/W °C °C °C 20 1.0 5.0 2201 1802 -65 to +125 +125 -65 to +150 Non-Repetitve Peak Forward Surge Current Thermal Resistance junction to Ambient Operating Ambient temperature Range Operating Temperature Range Storage Temperature Range IFSM RθJA Tamb TJ TSTG 1. Device mounted on an FR4 printed-circuit board with Cu clad 10x10mm. 2. Device mounted on an FR4 printed-circuit board with Cu clad 40x40mm Electrical Characteristics Characteristic Forward Voltage IF=10mA IF=100mA IF=1000mA Reverse Current VR=5V VR=8V VR=15V Capacitance between terminals VR=5V, f=1.0MHz (TA=25˚C Unless otherwise noted) Symbol Min Typ Max Unit VF - 240 300 480 5 7 10 19 270 350 550 10 20 50 25 mV IR - µA Cd - pF Device Marking Item Marking Eqivalent Circuit diagram B1020WS V2 1 2 WEITRON http://www.weitron.com.tw 2/3 06-Feb-09 B1020WS Electrical Characteristic curves(TA=25˚C) 103 IF (mA) 102 T amb = 125 °C IR (µ A) 105 Tamb = 125 °C 104 T amb = 85 °C 103 Tamb = 25 °C 102 Tamb = 85 °C Tamb = 25 °C 10 10 1 10- 1 0 0.2 0. 4 0.6 VF (V) 1 0 5 10 15 20 25 VR (V) Fig.1 Forward current as a function of forward Fig.2 Reverse current as a function of reverse 80 Cd (pF) 60 Tamb = 25 °C; f = 1 MHz. 40 20 0 0 5 10 15 20 VR (V) Fig.3 Diode capacitance as a function of reverse WEITRON http://www.weitron.com.tw 3/3 06-Feb-09