LMSD103A - LMSD103C SURFACE MOUNT SCHOTTKY BARRIER DIODES VOLTAGE RANGE: 40 - 20V CURRENT: 350m A Features ! ! ! ! ! ! Low Forward Voltage Drop Guard Ring Construction for Transient Protection Negligible Reverse Recovery Time Low Reverse Capacitance Also Available in Lead Free Version B C E SOD-123FL Dim Min Max Typ A 3.58 3.72 3.65 3 B 2.72 2.78 2.75 C 1.77 1.83 1.80 D 1 1.02 1.08 1.05 E 0.097 1.03 1.00 H 0.13 0.17 0.15 L 0.53 0.57 0.55 All Dimensions in mm Mechanical Data ! Case: SOD-123FL plastic body over passivated junction ! Terminals : Plated axial leads, ! solderable per MIL-STD-750, Method 2026 D H L ! Polarity : Color band denotes cathode end ! Mounting Position : Any E ! Weight:0.0007 ounce, 0.02 grams Maximum Ratings A @ TA = 25°C unless otherwise specified Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage LMSD103B Non-Repetitive Peak Forward Surge Current @ t £ 1.0s Power Dissipation (Note 1) Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range LMSD103C 40 30 20 VR(RMS) 28 21 14 IFM Forward Continuous Current (Note 1) Electrical Characteristics LMSD103A VRRM VRWM VR Unit V V mA 350 IFSM 1.5 A Pd 400 mW RqJA 300 °C/W Tj, TSTG -65 to +125 °C @ TA = 25°C unless otherwise specified Characteristic Symbol Min Typ Max Unit V(BR)R 40 30 20 ¾ ¾ V IR = 100mA VFM ¾ ¾ 0.37 0.60 V IF = 20mA IF = 200mA IRM ¾ ¾ 5.0 mA VR = 30V VR = 20V VR = 10V Total Capacitance CT ¾ 28 ¾ pF VR = 0V, f = 1.0MHz Reverse Recovery Time trr ¾ 10 ¾ ns IF = IR = 200mA, Irr = 0.1 x IR, RL = 100W Reverse Breakdown Voltage (Note 2) LMSD103A LMSD103B LMSD103C Forward Voltage Drop (Note 2) Peak Reverse Current (Note 2) Notes: LMSD103A LMSD103B LMSD103C Test Condition 1. Part mounted on FR-4 board with recommended pad layout, which can be found on our website 2. Short duration test pulse used to minimize self-heating effect. 1 of 2 www.sunmate.tw IF, INSTANTANEOUS FORWARD CURRENT (A) 400 300 200 100 0 0 25 50 75 125 100 1 TA = 125°C 0.1 TA = 75°C TA = 25°C 0.01 T A = 0°C 0.001 TA = -40°C 0.0001 0 150 200 400 600 800 1000 VF, INSTANTANEOUS FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (°C) Fig.1 Power Derating Curve 1000 30 TA = 125°C f = 1.0MHz CT, TOTAL CAPACITANCE (pF) Pd, POWER DISSIPATION (mW) 500 100 TA = 75°C 10 1 TA = 25°C TA = 0°C 0.1 TA = -40°C 5 10 15 20 25 30 20 15 10 5 0 0.01 0 25 35 0 40 10 20 30 40 VR, REVERSE VOLTAGE (V) Fig. 4 Typ. Total Capacitance vs. Reverse Voltage VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics 2 of 2 www.sunmate.tw