LESHAN RADIO COMPANY, LTD. SCHOTTKY BARRIER SWITCHING DIODE Features · · · · · LMSD103*T1G Low Forward Voltage Drop Guard Ring Construction for Transient Protection Negligible Reverse Recovery Time Low Reverse Capacitance Also Available in Lead Free Version 1 2 Mechanical Data · · · · · · · · · SOD-123 Case: SOD-123, Plastic Case material - UL Flammability Rating Classification 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Polarity: Cathode Band Leads: Solderable per MIL-STD-202, Method 208 Also Available in Lead Free Plating (Matte Tin Finish). Please See Ordering Information, Note 4, on Page 2 Marking: Type Code only or Date Code and Type Code Type Codes: LMSD103AT1G LMSD103BT1G LMSD103CT1G Weight: 0.01 grams (approx.) Maximum Ratings Equivalent Circuit Diagram 1 2 Cathode Anode S4 S5 S6 @ TA = 25°C unless otherwise specified Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current (Note 1) 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 Electrical Characteristics LMSD103AT1G LMSD103BT1G LMSD103CT1G Unit VRRM VRWM VR 40 30 20 V VR(RMS) 28 21 14 V mA IFM 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) LMSD103AT1G LMSD103BT1G LMSD103CT1G Forward Voltage Drop (Note 2) Peak Reverse Current (Note 2) Notes: LMSD103AT1G LMSD103BT1G LMSD103CT1G 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. Rev.O 1/3 LESHAN RADIO COMPANY, LTD. LMSD103*T1G 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 40 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics 0 10 20 30 40 VR, REVERSE VOLTAGE (V) Fig. 4 Typ. Total Capacitance vs. Reverse Voltage Rev.O 2/3 LESHAN RADIO COMPANY, LTD. LMSD103*T1G SOD-123 Outline Dimensions Unit:mm SOD-123 Dim A B C D E H J K Min Max 2.55 2.85 1.40 1.80 0.95 1.35 0.50 0.70 0.30 REF 0.10 0.15 3.55 3.85 PIN 1. CATHODE 2. ANODE Rev.O 3/3