Diodes
Zener diode
PTZ Series
PTZ Series
!Applications 1) Voltage regulation and voltage limiting. 2) Voltage surge ab...
Diodes
Zener diode
PTZ Series
PTZ Series
!Applications 1)
Voltage regulation and
voltage limiting. 2)
Voltage surge absorption.
!Features 1) Small surface mounting type. (PMDS) 2) 1W of power can be obtained despite compact size. 3) High surge withstand level.
!Construction Silicon epitaxial planar
!External dimensions (Units : mm)
1.5±0.2 CATHODE MARK
4.5±0.2 1.2±0.3
5.0±0.3
0∼0.1
2.6±0.2
ROHM : PMDS EIAJ : − JEDEC : SOD-106
0.1
+0.02 −0.1
2.0±0.2
Model name (
voltage rank) Date of manufacture Ex. 1999.12→9.C
!Absolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Power dissipation ∗
P
1
W
Junction temperature
Tj
150
°C
Storage temperature
Tstg
−55~+150
°C
∗ Mounting density of other power components should be taken into consideration when laying out the pattern.
!Marking (
Voltage rank)
Type No. PTZ3.6B PTZ3.9B PTZ4.3B PTZ4.7B PTZ5.1B PTZ5.6B PTZ6.2B PTZ6.8B PTZ7.5B
(Ex.) PTZ3.6B
3.6 B 3.9 B 4.3 B 4.7 B 5.1 B 5.6 B 6.2 B 6.8 B 7.5 B
Type No. PTZ8.2B PTZ9.1B PTZ10B PTZ11B PTZ12B PTZ13B PTZ15B PTZ16B PTZ18B
8.2 B 9.1 B 10 B 11 B 12 B 13 B 15 B 16 B 18 B
Type No. PTZ20B PTZ22B PTZ24B PTZ27B PTZ30B PTZ33B PTZ36B
− −
20 B 22 B 24 B 27 B 30 B 33 B 36 B
− −
3.6B 9C
Zener
voltage category Year of manufacture: last digit of Western calendar
Month of manufacture
Ex.) PTZ3.6B 1999 Dec.
Month Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. Symbol 1 2 3 4 5 6 7 8 9 O A C
Diodes
!Electrical characteristics (Ta=25°C)
Zener
voltage...