Vishay 240NQ045PbF Data Sheet

240NQ045PbF

Vishay High Power Products

Schottky Rectifier, 240 A

Lug terminal anode

HALF-PAK (D-67)	Base
	cathode

PRODUCT SUMMARY

IF(AV)

240 A

	FEATURES
	• 150 °C TJ operation
	• Low forward voltage drop	RoHS
	• High frequency operation
		COMPLIANT

•Guard ring for enhanced ruggedness and long term reliability

•Lead (Pb)-free

•Designed and qualified for industrial level

DESCRIPTION

The 240NQ.. high current Schottky rectifier module series has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 150 °C junction temperature. Typical applications are in high current switching power supplies, plating power supplies, UPS systems, converters, freewheeling diodes, welding, and reverse battery protection.

MAJOR RATINGS AND CHARACTERISTICS

SYMBOL	CHARACTERISTICS	VALUES	UNITS
IF(AV)	Rectangular waveform	240	A
VRRM		45	V
IFSM	tp = 5 µs sine	26 000	A
VF	240 Apk, TJ = 125 °C	0.64	V
TJ	Range	- 55 to 150	°C

VOLTAGE RATINGS

	PARAMETER	SYMBOL	240NQ045PbF	UNITS
	Maximum DC reverse voltage	VR	45	V
	Maximum working peak reverse voltage	VRWM

ABSOLUTE MAXIMUM RATINGS

	PARAMETER	SYMBOL	TEST CONDITIONS			VALUES	UNITS
	Maximum average forward current	IF(AV)	50 % duty cycle at TC = 104 °C, rectangular waveform			240
	See fig. 5
							A
	Maximum peak one cycle		5 µs sine or 3 µs rect. pulse		Following any rated	26 000
	non-repetitive surge current	IFSM			load condition and with
			10 ms sine or 6 ms rect. pulse			3400
	See fig. 7				rated VRRM applied
	Non-repetitive avalanche energy	EAS	TJ = 25 °C, IAS = 18 A, L = 1 mH			324	mJ
	Repetitive avalanche current	IAR	Current decaying linearly to zero in 1 µs			48	A
			Frequency limited by TJ maximum VA = 1.5 x VR typical

Document Number: 94462	For technical questions, contact: [e-mail]	www.vishay.com
Revision: 06-May-08		1

240NQ045PbF

Vishay High Power Products Schottky Rectifier, 240 A

ELECTRICAL SPECIFICATIONS
PARAMETER		SYMBOL	TEST CONDITIONS		VALUES		UNITS
			240 A	TJ = 25 °C	0.72
Maximum forward voltage drop		VFM (1)	480 A		1.04		V
See fig. 1			240 A	TJ = 125 °C	0.64
			480 A		0.97
Maximum reverse leakage current per leg		IRM (1)	TJ = 25 °C	VR = Rated VR	20		mA
See fig. 2			TJ = 125 °C		1120
Maximum junction capacitance		CT	VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C		14 800		pF
Typical series inductance		LS	From top of terminal hole to mounting plane		5.0		nH
Maximum voltage rate of change		dV/dt	Rated VR		10 000		V/µs
Note
(1) Pulse width < 500 µs
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER		SYMBOL	TEST CONDITIONS		VALUES		UNITS
Maximum junction and storage		TJ, TStg			- 55 to 150		°C
temperature range
Maximum thermal resistance,		RthJC	DC operation		0.19
junction to case			See fig. 4
							°C/W
Typical thermal resistance,		RthCS	Mounting surface, smooth and greased		0.05
case to heatsink
Approximate weight					30		g
					1.06		oz.
Mounting torque	minimum				3 (26.5)
	maximum		Non-lubricated threads		4 (35.4)		N · m
Terminal torque	minimum				3.4 (30)		(lbf · in)
	maximum				5 (44.2)
Case style					HALF-PAK module

www.vishay.com	For technical questions, contact: [e-mail]	Document Number: 94462
2		Revision: 06-May-08

240NQ045PbF

Schottky Rectifier, 240 A Vishay High Power Products

	1000
		Tj = 150°C
<![if ! IE]> <![endif]>(A)	100
<![if ! IE]> <![endif]>F
<![if ! IE]> <![endif]>-I
<![if ! IE]> <![endif]>InstantaneousForwardCurrent	10	Tj = 125°C
		Tj = 25°C

1

0.0

0.3

0.6

0.9

1.2

1.5

1.8

ForwardVoltageDrop-VFM(V)

Fig. 1 - Maximum Forward Voltage Drop Characteristics

	10000
<![if ! IE]> <![endif]>(mA)	1000		150°C
			125°C
<![if ! IE]> <![endif]>R
<![if ! IE]> <![endif]>-I	100			100°C
<![if ! IE]> <![endif]>ReverseCurrent
	1				75°C		25°C
	10					50°C
	0.1
	0	5	10	15	20	25	30	35	40	45

ReverseVoltage-VR(V)

Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage

10000
<![if ! IE]> <![endif]>(pF)			T = 25°C
<![if ! IE]> <![endif]>T			J
<![if ! IE]> <![endif]>JunctionCapacitance-C
1000
0	10	20	30	40	50
	ReverseVoltage-VR(V)

Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage

<![if ! IE]>

<![endif]>ThermalImpedanceZ (°C/W) thJC

1

D = 0.75

D = 0.50

0.1D = 0.33 D = 0.25

D = 0.20

0.01		Single Pulse
		(Thermal Resistance)
0.001
1E-05	1E-04	1E-03	1E-02	1E-01	1E+00	1E+01

t1,RectangularPulseDuration(Seconds)

Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics

Document Number: 94462	For technical questions, contact: [e-mail]	www.vishay.com
Revision: 06-May-08		3