Formosa MS
1WATT ZENER DIODE
FEATURES
!
PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY
FLAMMABILITY CLASSIFICATION 94V-0
!
LOW ZENER IMPEDANCE
!
EXCELLENT CLAMPING CAPABILITY
MECHANICAL DATA
!
CASE︰MOLDED PLASTIC
!
TERMINALS：AXIAL LEADS,SOLDERABLE PER
MIL-STD-202, METHOD 208
!
POLARITY：COLOR BAND DENOTES CATHODE
!
MOUNTING POSITION：ANY
!
WEIGHT：0.34 GRAM
1.0(25.4)
MIN
Z110
THRU
Z330
.034(0.9)
.028(0.7)
.205(5.2)
.166(4.2)
.107(2.7)
.080(2.0)
1.0(25.4)
MIN
CASE-DO41
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=25℃UNLESS OTHERWISE NOTED) VF=1.2V MAX, IF = 200mA FOR ALL TYPES
MAXIMUM REVERSE
MAXIMUM FORWARD
DYNAMIC IMPEDANCES
ZENER
CURRENT
VOLTAGE
＠
BREAKDOWN
＠25℃TA
＠
MEASUREMENT
VOLTAGE
25℃TA
TYPE
VOLTAGE AND 25℃TA
＠IF=1.0A
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
V
R
I
R
V
F
V
mA
ohms
mA
ohms
V
V
µA
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
NOTE︰STANDARD± 20%, SUFFIX〝A〞± 10%,SUFFIX〝B〞± 5%
RATING AND CHARACTERISTIC CURVES Z110 THRU Z330
FIG. 2 - ZENER VOLTAGE VERSUS ZENER CURRENT
FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPARION
10
REVERSE POWER DISSIPATION,
WATTS
I
Z
, ZENER CURRENT (mA)
1
5
2
1
0.5
0.2
0.1
100
25
50
75
100
125
150
175
150
200
250
300
350
400 450
SINGLE PHASE
HALF WAVF
60H
Z
RESISTIVE OR
INDUCTIVE LOAD
0.375”(9.5mm) LEAD LENGTHS
0
V
Z
, ZENER VOLTAGE (VOLTS)
LEAD TEMPERATURE,
℃
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARCTERISTICS
INSTANTANEOUS FORWARD CURRENT,
AMPERES
10
INSTANTANEOUS REVERSE
CURRENT,MICROAMPERES
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
4
1.0
.4
0.1
.04
.01
0
20
40
60
80
100
120
140
T
J
=25℃
1.0
0.1
T
J
=25℃
PULSE WIDTH=300us
1% DUTY CYCLE
PERCENT OF RATED ZENER VOLTAGE
.01
.4
.6
.8
1.0
1.2
1.4 1.6
INSTANTANEOUS
FORWARD VOLTAGE, VOLTS
FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS
θ
VZ
TEMPERATURE COEFFICIENT
(mV/℃)
＠
I
ZT
℃
1000
500
200
100
50
20
10
10
20
50
100
200
400
1000
V
Z
ZENER VOLTAGE
＠
I
ZT
(VOLTS)
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