SS34LF

山东晶导微电子有限公司 SS34LF Jingdao Microelectronics Surface Mount Schottky Barrier Rectifier Reverse Voltage - 40V Forward Current - 3.0A PINNING PIN FEATURES • Metal silicon junction, majority carrier conduction • For surface mounted applications • Low power loss, high efficiency • High forward surge current capability • For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications DESCRIPTION 1 Cathode 2 Anode 1 2 Top View Marking Code: SS34L Simplified outline SMAF and symbol MECHANICAL DATA • Case: SMAF • Terminals: Solderable per MIL-STD-750, Method 2026 • A pprox. Weight: 27mg / 0.00095oz Absolute Maximum Ratings and Electrical characteristics Ratings at 25 °C ambient temperature unless otherwise specified.Single phase, half wave, 60Hz resistive or inductive load, for capacitive load, derate by 20 % Symbols Parameter SS34LF Units Maximum Repetitive Peak Reverse Voltage V RRM 40 V Maximum RMS voltage V RMS 28 V Maximum DC Blocking Voltage V DC 40 V Maximum Average Forward Rectified Current I F(AV) 3.0 A Peak Forward Surge Current,8.3ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method) I FSM 80 A VF 0.5 V IR 0.3 5 mA Cj 300 pF RθJA 65 °C/W Tj -55 ~ +150 °C T stg -55 ~ +150 °C Max Instantaneous Forward Voltage at 3 A Maximum DC Reverse Current T a = 25°C at Rated DC Reverse Voltage T a =100°C Typical Junction Capacitance （1） Typical Thermal Resistance （2） Operating Junction Temperature Range Storage Temperature Range （1）Measured at 1 MHz and applied reverse voltage of 4 V D.C （2）P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas. 2016.01 SMAF-S-SS34LF-3A40V Page 1 of 3 山东晶导微电子有限公司 SS34LF Jingdao Microelectronics Fig.2 Typical Reverse Characteristics Average Forward Current (A) 3.5 3.0 2.5 2.0 1.5 1.0 0.5 Single phase half-wave 60 Hz resistive or inductive load 0.0 25 50 75 100 125 150 Instaneous Reverse Current ( μA) Fig.1 Forward Current Derating Curve 10 4 10 1 T J =25°C 10 0 0 60 80 100 Fig.4 Typical Junction Capacitance T J =25°C Junction Capacitance ( pF) 20 10 1 0.1 0 0.5 1.0 500 100 20 10 0.1 1 10 100 Instaneous Forward Voltage (V) Reverse Voltage (V) Fig.5 Maximum Non-Repetitive Peak Forward Surage Current Fig.6- Typical Transient Thermal Impedance 100 80 60 40 20 8.3 ms Single Half Sine Wave (JEDEC Method) 00 1 1000 1.5 10 100 Transient Thermal Impedance（ °C /W） Instaneous Forward Current (A) 40 20 Percent of Rated Peak Reverse Voltage（%） Fig.3 Typical Forward Characteristic Peak Forward Surage Current (A) T J =75°C 10 2 Case Temperature (°C) 100 10 Number of Cycles at 60Hz 2016.01 T J =100°C 10 3 1 0.01 0.1 1 10 100 t, Pulse Duration（sec） www.sdjingdao.com Page 2 of 3 山东晶导微电子有限公司 SS34LF Jingdao Microelectronics PACKAGE OUTLINE Plastic surface mounted package; 2 leads SMAF ∠ALL ROUND C A ∠ALL ROUND HE g Top View mil Bottom View A C D E e g HE max 1.2 0.20 3.7 2.7 1.6 1.2 4.9 min 0.9 0.12 3.3 2.4 1.3 0.8 4.4 max 47 7.9 146 106 63 47 193 min 35 4.7 130 94 51 31 173 UNIT mm g pad e E A pad D E A V M 7° The recommended mounting pad size Marking Type number 2.2 (86) 1.6 (63) SS34LF Marking code SS34L 1.8 (71) 1.6 (63) ∠ mm Unit ： (mil) 2016.01 XTH601155B5 Page 3 of 3