Vishay 25TTS...PbF High Voltage Series Data Sheet

25TTS...PbF High Voltage Series

Vishay High Power Products

Phase Control SCR, 25 A

2

(A)

TO-220AB

1 (K) (G) 3

PRODUCT SUMMARY

VT at 16 A	< 1.25 V
ITSM	300 A
VRRM	800/1200 V

DESCRIPTION/FEATURES

The 25TTS.. High Voltage Series of silicon controlled rectifiers are specifically designed for medium power switching and phase control applications. The glass passivation technology used has reliable operation up to 125 °C temperature.

Available

RoHS*

COMPLIANT

junction

Typical applications are in input rectification (soft start) and these products are designed to be used with Vishay HPP input diodes, switches and output rectifiers which are available in identical package outlines.

This product has been designed and qualified for industrial level and lead (Pb)-free (“PbF” suffix).

OUTPUT CURRENT IN TYPICAL APPLICATIONS

	APPLICATIONS	SINGLE-PHASE BRIDGE	THREE-PHASE BRIDGE	UNITS
	Capacitive input filter TA = 55 °C, TJ = 125 °C,	18	22	A
	common heatsink of 1 °C/W

MAJOR RATINGS AND CHARACTERISTICS

PARAMETER	TEST CONDITIONS	VALUES	UNITS
IT(AV)	Sinusoidal waveform	16	A
IRMS		25
VRRM/VDRM		800/1200	V
ITSM		300	A
VT	16 A, TJ = 25 °C	1.25	V
dV/dt		500	V/µs
dI/dt		150	A/µs
TJ		- 40 to 125	°C

VOLTAGE RATINGS

		VRRM, MAXIMUM PEAK	VDRM, MAXIMUM PEAK	IRRM/IDRM
	PART NUMBER	REVERSE VOLTAGE	DIRECT VOLTAGE	AT 125 °C
		V	V	mA
	25TTS08PbF	800	800	10
	25TTS12PbF	1200	1200

* Pb containing terminations are not RoHS compliant, exemptions may apply

Document Number: 94385	For technical questions, contact: [e-mail]	www.vishay.com
Revision: 11-Aug-08		1

25TTS...PbF High Voltage Series

Vishay High Power Products Phase Control SCR, 25 A

ABSOLUTE MAXIMUM RATINGS

	PARAMETER	SYMBOL	TEST CONDITIONS		VALUES			UNITS
					TYP.	MAX.
	Maximum average on-state current	IT(AV)	TC = 93 °C, 180° conduction half sine wave		16
	Maximum RMS on-state current	IRMS			25			A
	Maximum peak, one-cycle,	ITSM	10 ms sine pulse, rated VRRM applied		300
	non-repetitive surge current		10 ms sine pulse, no voltage reapplied		350
	Maximum I2t for fusing	I2t	10 ms sine pulse, rated VRRM applied		450			A2s
			10 ms sine pulse, no voltage reapplied		630
	Maximum I2√t for fusing	I2√t	t = 0.1 to 10 ms, no voltage reapplied		6300			A2√s
	Maximum on-state voltage drop	VTM	16 A, TJ = 25 °C		1.25			V
	On-state slope resistance	rt	TJ = 125 °C		12.0			mΩ
	Threshold voltage	VT(TO)			1.0			V
	Maximum reverse and direct leakage current	IRM/IDM	TJ = 25 °C	VR = Rated VRRM/VDRM	0.5
			TJ = 125 °C		10			mA
	Holding current	IH	Anode supply = 6 V, resistive load, initial IT = 1 A		-		100
	Maximum latching current	IL	Anode supply = 6 V, resistive load		200
	Maximum rate of rise of off-state voltage	dV/dt			500			V/µs
	Maximum rate of rise of turned-on current	dI/dt			150			A/µs

TRIGGERING

	PARAMETER	SYMBOL	TEST CONDITIONS	VALUES	UNITS
	Maximum peak gate power	PGM		8.0	W
	Maximum average gate power	PG(AV)		2.0
	Maximum peak positive gate current	+ IGM		1.5	A
	Maximum peak negative gate voltage	- VGM		10	V
			Anode supply = 6 V, resistive load, TJ = - 10 °C	60
	Maximum required DC gate current to trigger	IGT	Anode supply = 6 V, resistive load, TJ = 25 °C	45	mA
			Anode supply = 6 V, resistive load, TJ = 125 °C	20
	Maximum required DC gate		Anode supply = 6 V, resistive load, TJ = - 10 °C	2.5
		VGT	Anode supply = 6 V, resistive load, TJ = 25 °C	2.0
	voltage to trigger				V
			Anode supply = 6 V, resistive load, TJ = 125 °C	1.0
	Maximum DC gate voltage not to trigger	VGD	TJ = 125 °C, VDRM = Rated value	0.25
	Maximum DC gate current not to trigger	IGD		2.0	mA

SWITCHING

PARAMETER	SYMBOL	TEST CONDITIONS	VALUES	UNITS
Typical turn-on time	tgt	TJ = 25 °C	0.9
Typical reverse recovery time	trr	TJ = 125 °C	4	µs
Typical turn-off time	tq		110

www.vishay.com	For technical questions, contact: [e-mail]	Document Number: 94385
2		Revision: 11-Aug-08

25TTS...PbF High Voltage Series

Phase Control SCR, 25 A Vishay High Power Products

THERMAL AND MECHANICAL SPECIFICATIONS

PARAMETER			SYMBOL	TEST CONDITIONS	VALUES	UNITS
Maximum junction and storage			TJ, TStg		- 40 to 125	°C
temperature range
Maximum thermal resistance,			RthJC	DC operation	1.1
junction to case
Maximum thermal resistance,			RthJA		62	°C/W
junction to ambient
Typical thermal resistance,			RthCS	Mounting surface, smooth and greased	0.5
case to heatsink
Approximate weight					2	g
					0.07	oz.
Mounting torque		minimum			6 (5)	kgf · cm
						(lbf · in)
		maximum			12 (10)
Marking device				Case style TO-220AB	25TTS08
					25TTS12

Document Number: 94385	For technical questions, contact: [e-mail]	www.vishay.com
Revision: 11-Aug-08		3