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Электронный компонент: Z270

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1WATT ZENER DIODE
FEATURES
! PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY
FLAMMABILITY CLASSIFICATION 94V-0
! LOW ZENER IMPEDANCE
! EXCELLENT CLAMPING CAPABILITY
MECHANICAL DATA
! CASEMOLDED PLASTIC
! TERMINALSAXIAL LEADS,SOLDERABLE PER
MIL-STD-202, METHOD 208
! POLARITYCOLOR BAND DENOTES CATHODE
CASE-DO41
! MOUNTING POSITIONANY
! WEIGHT0.34 GRAM
DIMENSIONS IN INCHES AND (MILLIMETERS)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
RATINGS AT 25
C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED
STORAGE AND OPERATING TEMPERATURE RANGE -55 TO + 150
ELECTRICAL CHARACTERISTICS (TA=25UNLESS OTHERWISE NOTED) VF=1.2V MAX, IF = 200mA FOR ALL TYPES
ZENER
BREAKDOWN
VOLTAGE
DYNAMIC IMPEDANCES
25TA
MAXIMUM REVERSE
CURRENT
MEASUREMENT
VOLTAGE AND 25TA
MAXIMUM FORWARD
VOLTAGE
25TA
IF=1.0A
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
V
R
I
R
V
F
TYPE
V
mA
ohms
mA
ohms
V
A
V
Z110
Z115
Z120
Z130
Z140
Z150
Z160
Z170
Z180
Z190
Z200
Z210
Z220
Z230
Z240
Z250
Z260
Z270
Z280
Z290
Z300
Z310
Z320
Z330
110
115
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
750
750
850
1000
1200
1300
1500
2200
2200
2500
2500
5000
5000
5000
5000
5000
5000
5000
5000
5000
5000
5000
5000
5000
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
5000
5000
5000
5000
5000
5000
5000
5000
5000
5000
8000
9000
9000
9000
9000
9000
9000
9000
9000
9000
9000
9500
9500
9500
80
85
90
95
105
110
120
130
140
150
165
165
170
175
180
190
195
200
210
215
220
225
233
240
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
NOTESTANDARD 20%, SUFFIXA 10%,SUFFIXB 5%
Z110
THRU
Z330
.205(5.2)
.166(4.2)
1.0(25.4)
MIN
.034(0.9)
.028(0.7)
1.0(25.4)
MIN
.107(2.7)
.080(2.0)
Formosa MS
RATING AND CHARACTERISTIC CURVES Z1
10 THRU Z330
FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPARION
1
0
RE
VE
RSE
P
O
W
E
R DISSIP
A
T
I
ON,
W
A
T
T
S
25 50 75 100 125 150 175
LEAD TEMPERATURE,
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARCTERISTICS
10
1.0
0.1
.01
INST
ANT
ANE
OUS F
O
RW
ARD CURRE
NT
,
A
M
P
E
R
E
S
.4 .6 .8 1.0 1.2 1.4 1.6
INSTANTANEOUS
FORWARD VOLTAGE, VOLTS
FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS
1000
500
200
100
50
20
10



VZ
T
E
M
P
E
RAT
URE
COE
F
F
I
CIE
N
T
(
m
V
/



)



I
ZT
10 20 50 100 200 400 1000
V
Z
ZENER VOLTAGE
I
ZT
(VOLTS)
SINGLE PHASE
HALF WAVF
60H
Z
RESISTIVE OR
INDUCTIVE LOAD
0.375"(9.5mm) LEAD LENGTHS
T
J
=25
PULSE WIDTH=300us
1% DUTY CYCLE
FIG. 2 - ZENER VOLTAGE VERSUS ZENER CURRENT
10
5
2
1
0.5
0.2
0.1
I
Z
,
Z
E
NE
R CURRE
N
T
(m
A)
100 150 200 250 300 350 400 450
V
Z
, ZENER VOLTAGE (VOLTS)
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
4
1.0
.4
0.1
.04
.01
INST
ANT
ANE
OUS RE
VE
RSE
CURRE
NT
,
M
ICROAMP
E
RE
S
0 20 40 60 80 100 120 140
PERCENT OF RATED ZENER VOLTAGE
T
J
=25