Compact NH SF55G Super Fast Recovery Rectifier Designed for Industrial Electronics and High Frequency Inverter

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Product Description

Product Overview

The SF55G is a Super Fast Recovery Rectifier from Niu Hang Specification Electronic Co. Ltd. It features glass passivated chip junctions, ultrafast reverse recovery times, low leakage current, and low forward voltage drop for high efficiency. Designed for high surge capability and high-temperature soldering, this rectifier is suitable for high-frequency inverters, LED drivers, and other demanding applications.

Product Attributes

Brand: Niu Hang (NH)
Model: SF55G
Certifications: RoHS 2011/65/EU
Package: DO-27 (DO-201AD)
Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026
Polarity: White band denotes cathode end
Weight: App. 1.0 grams (0.0353 ounce)

Technical Specifications

Parameter	Symbol	Test Conditions	Unit	SF55G
Maximum Ratings
Maximum Repetitive Peak Reverse Voltage	V_RRM		V	300
Maximum RMS Voltage	V_RMS		V	210
Maximum DC Blocking Voltage	V_DC		V	300
Peak Forward Surge Current	I_FSM	8.3ms single half sine-wave superimposed on rated load (JEDEC method at rated TL)	A	50
Maximum Average Forward Rectified Current	I_F(AV)	See Fig.1	A	5.0
Electrical Characteristics
Maximum Instantaneous Reverse Current at Rated DC Blocking Voltage	I_RRM	Ta=25, 80%*V_RRM	uA	100
Maximum Instantaneous Reverse Current at Rated DC Blocking Voltage	I_RRM	Ta=125, 80%*V_RRM	uA	50
Maximum Instantaneous Forward Voltage	V_F	I_F=5.0A, Note 1	V	1.25
Maximum Reverse Recovery Time	T_RR	I_F=0.5A, I_R=1.0A, I_RR=0.25A, Note 1	ns	50
Typical Junction Capacitance	C_J	V_R=4V, f=1MHz, Note 1	pF	25
Thermal Characteristics
Typical Thermal Resistance (Note 2)	R_JA	Vertical P.C.B. mounted	/W	300
Typical Thermal Resistance (Note 2)	R_JL	Vertical P.C.B. mounted	/W	8
Operating Junction and Storage Temperature Range	T_J, T_STG			-55 to 150