Surface Mount Schottky Rectifier KUU KCMSH3-40MA Offering High Surge Current and Loss in Compact Size

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Product Description

Product Overview

The KCMSH3-40MA is a Surface Mount Schottky Barrier Rectifier designed for low voltage, high frequency applications. It features a metal silicon junction for majority carrier conduction, offering low power loss, high efficiency, and high forward surge current capability. Ideal for use in inverters, free wheeling, and polarity protection.

Product Attributes

Case: SMA
Terminals: Solderable per MIL-STD-750, Method 2026
Approx. Weight: 60mg / 0.0021oz

Technical Specifications

Symbol	Parameter	KCMSH3-40MA	Units	Conditions
V_DC	Maximum DC Blocking Voltage	40	V	-
V_RRM	Maximum Repetitive Peak Reverse Voltage	28	V	-
V_RMS	Maximum RMS voltage	-	V	-
I_F(AV)	Maximum Average Forward Rectified Current	3.0	A	Single phase, half wave, 60Hz resistive or inductive load, for capacitive load, derate by 20% T_a = 25C
I_FSM	Peak Forward Surge Current, 8.3ms Single Half Sine-wave	80	A	Superimposed on Rated Load (JEDEC method)
V_F	Max Instantaneous Forward Voltage	0.55	V	at I_F = 3 A
I_R	Maximum DC Reverse Current at Rated DC Reverse Voltage	0.5	mA	T_a = 25C
I_R	Maximum DC Reverse Current at Rated DC Reverse Voltage	-	mA	T_a = 100C
T_j	Operating Junction Temperature Range	-55 ~ +125	C	-
T_stg	Storage Temperature Range	-55 ~ +150	C	-
R_JA	Typical Thermal Resistance	70	C/W	P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.
C_j	Typical Junction Capacitance	450	pF	Measured at 1 MHz and applied reverse voltage of 4 V D.C