LS4148/LS4448/LS914B Taiwan Semiconductor 450mA, 75V Switching Diode FEATURES KEY PARAMETERS Low power loss, high efficiency PARAMETER VALUE UNIT Ideal for automated placement I 450 mA F(AV) High surge current capability V 75 V RRM Compliance to RoHS directive 2011/65/EU and I 2 A in accordance to WEEE 2002/96/EC FSM Halogen-free according to IEC 61249-2-21 V at I =100mA 1.00 V F F T 175 C APPLICATIONS J MAX Switching mode power supply (SMPS) Package LS34 Adapters Configuration Single dice Lighting application On-board DC/DC converter MECHANICAL DATA Case: QUADRO Mini-MELF(LS34) Packing code with suffix means green compound (halogen-free) Terminal: Matte tin plated leads, solderable per J-STD-002 Polarity: Indicated by cathode band Weight: 0.06 (approximately) ABSOLUTE MAXIMUM RATINGS (T = 25C unless otherwise noted) A PARAMETER SYMBOL PART NUMBER UNIT Repetitive peak reverse voltage V 75 V RRM Forward current I 450 mA F(AV) Peak Forward Surge Current I 2 A FSM Junction temperature range T -65 ~ 175 C J Storage temperature range T -65 ~ 175 C STG THERMAL PERFORMANCE PARAMETER SYMBOL LIMIT UNIT Junction-to-ambient thermal resistance R 300 C/W JA 1 Version:F1610 LS4148/LS4448/LS914B Taiwan Semiconductor ELECTRICAL SPECIFICATIONS (T = 25C unless otherwise noted) A PARAMETER CONDITIONS SYMBOL TYP MAX UNIT LS4448, LS914B 0.72 -- I = 5.0mA, T = 25C F J LS4148 (1) -- 1.0 Forward voltage per diode V V F I = 10.0mA, T = 25C F J LS4448, LS914B 1.0 -- I = 100mA, T = 25C F J V =20V T = 25C 25 -- R J nA Reverse current rated V per R I R (2) diode V =75V T = 25C -- 5 A R J 1 MHz, V =0V 4 Junction capacitance C -- F R J Notes: 1. Pulse test with PW=0.3 ms 2. Pulse test with PW=30 ms ORDERING INFORMATION PACKING PACKING CODE PART NO. PACKAGE PACKING CODE SUFFIX 10K / 13 Reel L0 LS4148 QUADRO G (Note 1) Mini-MELF 2.5K / 7 Reel L1 Notes: 1. Whole series with green compound EXAMPLE PACKING CODE EXAMPLE P/N PART NO. PACKING CODE DESCRIPTION SUFFIX LS4148 L0G LS4148 L0 G Green compound 2 Version:F1610