SMD103A THRU SMD103C VOLTAGE 20V ~ 40V 0.35AMP Schottky Barrier Rectifiers Elektronische Bauelemente RoHS Compliant Product A suffix of "-C" specifies halogen & lead-free Features Mini MELF / SOD-80 * Guard Ring Construction for Transient Protection 1.45 ±0.1 0.3 * Low Reverse Recovery Time * Low Reverse Capacitance ±0.1 * Low Forward Voltage Drop 0.3 ±0.1 3.5±0.1 Mechanical Data * Case:SOD-80 * Weight:0.05 grams (approx.) Dimensions in millimeters Maximum Ratings Characteristic Item Symbol Value SMD103A Peak Repetitive Reverse Voltage SMD103B 40 30 VRRM SMD103C Forward Continuous Current SMD103B IFM 350 mA VR 28 21 V SMD103C Repetitive Peak Forward Current @ t<1.0s Power Dissipation at Tamb=25℃ Storage Temperature Range V 20 SMD103A RMS Reverse Voltage Unit 14 IFRM 1.0 A Ptot 400 Ts -65 ~ +175 mW ℃ Electrical Characteristics at Tj=25℃ Symbol Forward Voltage @IF=20mA @IF=200mA VF Min Typ Max - - 0.37 - - 0.6 Unit V Maximum Peak Reverse Current SMD103A at VR=30V SMD103B at VR=20V SMD103C at VR=10V IR - - 5.0 µA IR IR - - 5.0 µA - - 5.0 µA Junction Capacitance at VF=VR=0f=1MHz Ctot - 50 - pF trr - 10 - ns RthA - 0.25 - K/mW Reverse Recovery Time From IF=-IR=50mA to 200mA recover to 0.1 IR Thermal Resistance, Junction to Ambient Air http://www.SeCoSGmbH.com 01-Jun-2002 Rev. A Page 1 of 2 SMD103A THRU SMD103C VOLTAGE 20V ~ 40V 0.35AMP Schottky Barrier Rectifiers Elektronische Bauelemente 5 1000 100 IF, FORWARD CURRENT (A) IF, FORWARD CURRENT (mA) tp = 300µs duty cycle = 2% 10 1.0 0.10 0.01 0 0.5 4 3 2 1 0 1.0 0 VF, FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 1.5 100 40 100mA CJ, CAPACITANCE (pF) VR, REVERSE VOLTAGE (V) 1.0 VF, FORWARD VOLTAGE (V) Fig. 2 Typical High Current Fwd Characteristics 50 30 200mA IF = 400mA 20 10 0 0.5 10 1.0 0.1 0 100 TA, AMBIENT TEMPERATURE (°C) Fig. 3 Blocking Voltage Derating Curves http://www.SeCoSGmbH.com/ 01-Jun-2002 Rev. A 200 0 10 20 30 40 VR, REVERSE VOLTAGE (V) Fig. 4 Typ. Junction Capacitance vs Reverse Voltage Any changing of specification will not be informed individual Page 2 of 2