Download CZMA27V

CZMA27V
SILICON PLANAR VOLTAGE DUAL ZENER DIODE
Pin configuration:
1 = CATHODE
2 = CATHODE
3 = ANODE
2
1
3
SOT-23 Formed SMD Package
Package Outline Details.
ALL DIMENSIONS IN mm
ABSOLUTE MAXIMUM RATINGS (per diode)
DESCRIPTION
SYMBOL
Working voltage
Vz
VALUE
UNIT
27
V
+/- 5
%
Ptot
300
mW
Tj
150
RATINGS per diode (at TA = 25 oC unless otherwise specified)
Limiting values
Repetitive Peak Forward Current
IFRM
250
Repetitive Peak Working Current
IZRM
250
mA
Total Power Dissipation up to T amb = 25oC*
Ptot
300
mW
Total Power Dissipation up to T amb = 25oC**
Ptot
250
mW
Junction Temperature
Tj
150
o
C
Storage Temperature
Tstg
-55 to +150
o
C
Thermal Resistance
From Junction to ambient
Rth (j-a)
430
K/W
From Junction to ambient
Rth (j-a)
500
K/W
Working voltage tolerance
Total Power Dissipation up to T amb = 25oC
Junction Temperature
o
C
mA
*Device mounted on a ceramic alumna.
**Device mounted on an FR5 circuit board.
ELECTRICAL CHARACTERISTICS (Ta = 25oC unless otherwise specified)
Device
differential
temperature
working voltage
VZ(V)*** at
IZ test =2mA
CZMA27
resistance
coefficient
differential
resistance
reverse current
rdif(ohm) at
IZ test =2mA
SZ (mV/K) at
IZ test =2mA
rdiff(ohm) at
IZ = 0.5mA
(nA)
IR
@
VR
Ta =25 oC
min
max
typ
max
min
max
typ
max
max
25.10
28.90
25
80
21.4
25.3
65
300
50
***Pulse test: 20ms</tp</50ms
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V F = max 0.9V @10mA
(V)
0.7