CDIDI 1N3825, 1N3824A, 1N3824, 1N3823A, 1N3822A Datasheet

L = 95°C

	• 1N3821A-1 THRU 1N3828A-1 AVAILABLE IN JAN, JANTX AND JANTXV	1N3821A thru 1N3828A
	PER MIL-PRF-19500/115	and
		1N3821A-1 thru 1N3828A-1
	• 1 WATT ZENER DIODE
	• DOUBLE PLUG CONSTRUCTION
	• METALLURGICALLY BONDED

MAXIMUM RATINGS

Operating Temperature: -65°C to +175°C

Storage Temperature: -65°C to +175°C

DC Power Dissipation: 1 watt @T

Power Derating: 12.5 mW / °C above T L = 95°C

Forward Voltage @ 200mA = 1.2 volts maximum

ELECTRICAL CHARACTERISTICS @					25°C
CDI		NOMINAL				ZENER														MAX. DC
TYPE		ZENER				TEST			MAXIMUM	ZENER IMPEDANCE						ZENER				MAX. REVERSE
NUMBER	VOLTAGE		CURRENT																CURRENT						LEAKAGE CURRENT
		V	Z	@ 1		ZT		1	ZT				Z	ZT	@ 1	ZT	Z	ZK	@ 1	ZK=1mA			1	ZM		l @ V		R
																										R
(NOTE 1)		(NOTE 3)													(NOTE 2)
			VOLTS					mA			OHMS					OHMS				mA					A			VOLTS
1N3821				3.3				76						10					400			276		100		1
1N3821A				3.3				76						10					400			276		100		1						FIGURE 1
1N3822				3.6				69						10					400			252		75		1
1N3822A				3.6				69						10					400			252		75		1				DESIGN	DATA
1N3823				3.9				64						9					400			238			25		1
1N3823A				3.9				64						9					400			238			25		1
1N3824				4.3				58						9					400			213			5		1			CASE:	Hermetically sealed glass
1N3824A				4.3				58						9					400			213			5		1
																														case, DO41.
1N3825				4.7				53						8					500			194			5		1
1N3825A				4.7				53						8					500			194			5		1			LEAD MATERIAL:		Copper clad steel
1N3826				5.1				49						7					550			178			3		1
1N3826A				5.1				49						7					550			178			3		1
																														LEAD FINISH:		Tin / Lead
1N3827				5.6				45						5					600			162			3		2
1N3827A				5.6				45						5					600			162			3		2
1N3828				6.2				41						2					700			146			3		3			THERMAL RESISTANCE: (		R		O		JEC ):
1N3828A				6.2				41						2					700			146			3		3
																														80 ˚C/W maximum at L = .375 inch
																														THERMAL IMPEDANCE: (		Z	O		JX ): 15
																														˚C/W maximum
NOTE 1			No suffix = + 10% tolerance on nominal Zener voltage, suffix “A” signifies5%,+ suffix “C”																											POLARITY:	Diode to be operated with
																														the banded (cathode) end positive.
			signifies +2%, suffix “D” signifies1%+.
NOTE 2			Zener impedance is derived by superimposing on 1 ZT																		A 60Hz rms a.c. current equal to									MOUNTING POSITION:		Any.
			10% of 1				ZT.
NOTE	3		Zener voltageis measured											with the device junctioninthermal equilibriumatan ambient
			temperature of 25°C + 3°C.

22 COREY	STREET, MELROSE, MASSACHUSETTS	02176
PHONE (781)	665-1071	FAX [phone]
WEBSITE: http://www.cdi-diodes.com		E-mail: [e-mail]