Seme BZX55C8V2CSM, BZX55C9V1CSM, BZX55C5V6CSM, BZX55C7V5CSM, BZX55C2V7CSM Datasheet

BZX55C Series

MECHANICAL DATA
Dimensions in mm(inches)
	0.51 ± 0.10
	(0.02 ± 0.004)		0.31		rad.
2.54± 0.13 ±(0.100.005)			(0.012)
	2	1	0.15	0.006)
	3
	1.91 ± 0.10		0.76 ±	(0.03 ±
	(0.075 ± 0.004)		0.31			A
					rad.
	3.05 ± 0.13		(0.012)
	(0.12 ± 0.005)					1.40
			1.02 ± 0.10			(0.055)
		A =				max.
			(0.04 ± 0.004)

SOT23 CERAMIC (LCC1 PACKAGE)

Underside View

Pad 1 – Anode

Pad 2 – N/C

Pad 3 – Cathode

VOLTAGE REGULATOR

DIODE IN A

CERAMIC SURFACE MOUNT

PACKAGE

FOR HI–REL APPLICATIONS

FEATURES

•HERMETIC CERAMIC SURFACE MOUNT PACKAGE (SOT23 COMPATIBLE)

•VOLTAGE RANGE 2.4 TO 75V

ABSOLUTE MAXIMUM RATINGS

PTOT

TOP

TSTG

TSOL

RθJA

RθJ–MB

Power Dissipation	TMB = 25°C	500mW
Derate above 25°C		4mW/°C
Maximum Operating Ambient Temperature		–55 to +150°C
Storage Temperature Range		–65 to +175°C
Soldering Temperature	(5 seconds max.)	260°C
Thermal Resistance Junction to Ambient		336°C/W
Thermal Resistance Junction to Mounting Base		140°C/W

ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise stated)

		Parameter	Test Conditions		Min.	Typ.	Max.	Units
	VZ	Zener Voltage	For VZ nom. ≤ 36V,	IZ = 5mA	VZ min.	VZ nom.	VZ max.	V
			For VZ nom. ≥ 39V,	IZ = 2.5mA
	IR	Reverse Current	VR = VR test				IR max.	µA
			VR = VR test	TAMB = 150°C			IR max(2)
	ZZ	Small Signal Breakdown Impedance	IZ = IZ test				ZZ max.	Ω
	ZZ	Small Signal Breakdown Impedance	For VZ nom. ≤ 36V,	IZK = 1mA			ZK max.	Ω
		near breakdown knee	For VZ nom. ≥ 39V,	IZK = 0.5mA

See table 1 for type variants and test parameters.

Semelab plc. Telephone [phone]. Telex: 341927. Fax [phone].

Prelim. 3/95