Philips BYR29-800, BYR29-700, BYR29-600, BYR29-500 Datasheet

Philips Semiconductors Product specification

Rectifier diodes								BYR29 series
ultrafast
FEATURES		SYMBOL						QUICK REFERENCE DATA
• Low forward volt drop								VR = 500 V/ 600 V/ 700 V /
• Fast switching			k		a			800 V
• Soft recovery characteristic								VF ≤ 1.5 V
• Reverse surge capability			1			2
• High thermal cycling performance								IF(AV) = 8 A
• Low thermal resistance
								trr ≤ 75 ns
GENERAL DESCRIPTION	PINNING							SOD59 (TO220AC)

Ultra-fast, epitaxial rectifier diodes	PIN		DESCRIPTION
intended for use as output rectifiers
in high frequency switched mode	1		cathode
power supplies.	2		anode
The BYR29 series is supplied in the
conventional leaded SOD59	tab		cathode
(TO220AC) package.

tab

1 2

LIMITING VALUES

Limiting values in accordance with the Absolute Maximum System (IEC 134).

SYMBOL	PARAMETER	CONDITIONS		MIN.		MAX.				UNIT
			BYR29		-500	-600		-700	-800
VRRM	Peak repetitive reverse voltage			-	500	600		700	800	V
VRWM	Crest working reverse voltage			-	500	600		700	800	V
VR	Continuous reverse voltage			-	500	600		700	800	V
I	Average forward current1	square wave;		-			8			A
F(AV)		δ = 0.5;
IFRM	Repetitive peak forward current	Tmb ≤	115 ˚C	-			16			A
		t = 25	μs; δ = 0.5;
		Tmb ≤	115 ˚C
IFSM	Non-repetitive peak forward	t = 10 ms		-			60			A
	current	t = 8.3 ms		-			66			A
		sinusoidal; with
Tstg	Storage temperature	reapplied VRRM(max)		-40		150				˚C
Tj	Operating junction temperature			-		150				˚C

THERMAL RESISTANCES

SYMBOL	PARAMETER	CONDITIONS	MIN.	TYP.	MAX.	UNIT
Rth j-mb	Thermal resistance junction to		-	-	2.5	K/W
	mounting base
Rth j-a	Thermal resistance junction to	in free air.	-	60	-	K/W
	ambient

1 Neglecting switching and reverse current losses

September 1998

1

Rev 1.300

Philips Semiconductors Product specification

Rectifier diodes					BYR29 series
ultrafast
ELECTRICAL CHARACTERISTICS
Tj = 25 ˚C unless otherwise stated
SYMBOL	PARAMETER	CONDITIONS		MIN.	TYP.	MAX.	UNIT
VF	Forward voltage	IF = 8 A; Tj = 150˚C		-	1.07	1.50	V
		IF = 20 A		-	1.75	1.95	V
IR	Reverse current	VR = VRRM		-	1.0	10	mA
Qs	Reverse recovery charge	VR = VRRM; Tj	= 100 ˚C	-	0.1	0.2	mA
		IF = 2 A to VR	³ 30 V;	-	150	200	nC
		dIF/dt = 20 A/ms
trr	Reverse recovery time	IF = 1 A to VR	³ 30 V;	-	60	75	ns
		dIF/dt = 100 A/ms
Irrm	Peak reverse recovery current	IF = 10 A to VR ³ 30 V;		-	-	6	A
		dIF/dt = 50 A/ms; Tj = 100 ˚C
Vfr	Forward recovery voltage	IF = 10 A; dIF/dt = 10 A/ms		-	5.0	-	V

I	dI
	F
F	dt
		t
		rr
			time
	Q s	10%	100%
I	I
R
	rrm

Fig.1. Definition of trr, Qs and Irrm

I F

time

V F

V fr

V F

time

Fig.2. Definition of Vfr

20	PF / W			BYR29			Tmb(max) / C100
	Vo = 1.26 V						D = 1.0
	Rs = 0.03 Ohms
15						0.5			112.5
10				0.2					125
			0.1
					I	tp	D =	tp	137.5
5								T
							T	t
0	0	2	4	6		8	10		150
									12
				IF(AV) / A

Fig.3. Maximum forward dissipation PF = f(IF(AV)); square wave where IF(AV) =IF(RMS) x ÖD.

15	PF / W				BYR29			Tmb(max) / C
		Vo = 1.26 V
		Rs = 0.03 Ohms						a = 1.57
						2.2	1.9		120
10					2.8
				4					130
5
									140
0	0	1	2	3	4	5	6	7	150
									8
					IF(AV) / A

Fig.4. Maximum forward dissipation PF = f(IF(AV)); sinusoidal current waveform where a = form factor = IF(RMS) / IF(AV).

September 1998

2

Rev 1.300