Diodes SMD Type Schottky Diodes BAT54/A/C/S-HF (KAT54/A/C/S-HF) SOT-23 Unit: mm +0.1 2.9 -0.1 +0.1 0.4 -0.1 Features Small plastic SMD package. 1 0.55 Guard ring protected +0.1 1.3 -0.1 +0.1 2.4 -0.1 0.4 3 Low forward voltage 2 ● Pb−Free Package May be Available. The G−Suffix Denotes a +0.1 0.95 -0.1 +0.1 1.9 -0.1 +0.1 0.97 -0.1 Pb−Free Lead Finish +0.05 0.1 -0.01 1.Base 0-0.1 BAT 54A BAT 54 BAT 54C +0.1 0.38 -0.1 2.Emitter 3.collector BAT 54S Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Maximum Repetitive Reverse Voltage VRRM 30 V Average Rectified Forward Current IF(AV) 200 mA IFSM 600 mA PD 200 mW Thermal Resistance, Junction to Ambient RθJA 430 Storage Temperature Range Tstg -55 to +150 TJ 150 Non-repetitive Peak Forward Surge Current Pulse width = 1.0 second Power Dissipation Operating Junction Temperature W Electrical Characteristics Ta = 25 Parameter Symbol Breakdown Voltage VR Forward Voltage VF Testconditions Max Unit IF = 0.1 mA 240 mV IF = 1 m A 320 mV IR = 100 Min Typ 30 A V IF = 10 mA 400 mV IF = 30 mA 500 mV IF = 1 0 0 m A 0.8 V Reverse Current IR V R =25 V 2 A Total Capacitance CT VR = 1V, f = 1.0 MHz 10 pF Reverse Recovery Time trr IF = IR = 10 mA, IRR = 1.0 mA,RL = 100Ω 5 ns Marking TYPE BAT54-HF BAT54A-HF BAT54C-HF BAT54S-HF Marking L4 L42 F or KL2 F L43 F or KL3 F L44 F or KL4 F F www.kexin.com.cn 1 Diodes SMD Type BAT54/A/C/S-HF (KAT54/A/C/S-HF) Typical Characteristics Reverse 100 o C 100 Characteristics o Ta =100 C 10 R C o F Ta =1 00 (mA) Characteristics (uA) Forward 1000 I 1 REVERSE CURRENT FORWARD CURRENT Ta = I 25 10 1 0.1 0.01 o Ta =25 C 0.1 0.01 0 200 400 600 FORWARD VOLTAGE 800 VF 1000 0 5 (mV) 10 15 REVERSE VOLTAGE 20 25 30 125 150 VR (V) Power Derating Curve Capacitance Characteristics 20 300 Ta =25 ℃ (mW) f=1MHz D P 8 4 0 150 100 50 0 0 5 10 15 REVERSE VOLTAGE 2 250 200 12 POWER DISSIPATION CAPACITANCE BETWEEN TERMINALS CT (pF) 16 www.kexin.com.cn 20 VR 25 (V) 30 0 25 50 75 AMBIENT TEMPERATURE 100 T a ( ℃)