1N5221B - 1N5267B

ZENER DIODES

FEATURES :

• Silicon planar power zener diodes.

• Standard zener voltage tolerance is

• Other tolerances are available upon request.

• These diodes are also available in MiniMELF case with

the type designation ZMM5221B ... ZMM5267B

• Pb / RoHS Free

MECHANICAL DATA :

Case: DO-35 Glass Case

Weight: approx. 0.13g

Maximum Ratings and Thermal Characteristics

Rating at 25

Symbol

Value

Unit

Zener Current see Table "Characteristics"

1.1

V

Power Dissipation at Ta = 75

°C

500

(1)

mW

Thermal Resistance Junction to Ambient Air

300

(1)

°C/W

Junction temperature

175

°C

Storage temperature range

-65 to + 175

°C

Note:

(1) Valid provided that leads at a distance of 3/8” from case are kept at ambient temperature.

Page 1 of 2

Rev. 04 : September 2, 2005

Parameter

DO - 35 Glass

(DO-204AH)

0.079(2.0 )max.

0.150 (3.8)

max.

0.020 (0.52)max.

Dimensions in inches and ( millimeters )

1.00 (25.4)

min.

1.00 (25.4)

min.

Cathode

Mark