Frontier DL4729A-LFR 1watt melf zener diode Datasheet

Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: [email protected]
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1WATT MELF ZENER DIODE
DL4728A-LFR THRU DL4753A-LFR
FEATURES
z LOW COST
z SMALL SIZE
z ROHS
SOLDERABLE ENDS
.105(2.67)
.095(2.41)
MECHANICAL DATA
z CASE: MELF, DIMENSIONS IN INCHES AND (MILLIMETERS)
z TERMINALS: SOLDERABLE PER MIL-STD -202, METHOD 208
z POLARITY: COLOR BAND DENOTES CATHODE
z MOUNTING POSITION: ANY
z WEIGHT: 0.135 GRAMS
.205(5.2)
.190(4.8)
.022(.60)
.018(.46)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE
SPECIFIED STORAGE AND OPERATING TEMPERATURE RANGE -55 TO + 150°C
ELECTRICAL CHARACTERISTICS (TA=25℃ UNLESS OTHERWISE NOTED) VF=1.2V MAX, IF = 200mA FOR ALL TYPES
JEDEC
TYPE NO
NOMINAL
ZENER
VOLTAGE
VZ@ IZT
VOLTS
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
DL4728A-LF
R
DL4729A-LF
R
DL4730A-LF
R
DL4731A-LF
R
DL4732A-LF
R
DL4733A-LF
R
DL4734A-LF
R
DL4735A-LF
R
DL4736A-LF
R
DL4737A-LF
R
DL4738A-LF
R
DL4739A-LF
R
DL4740A-LF
R
DL4741A-LF
R
DL4742A-LF
R
DL4743A-LF
R
DL4744A-LF
R
DL4745A LF
NOTE︰SUFFIX "A" FOR ±5﹪
MAXIMUM ZENER IMPEDANCE
LEAKAGE CURRENT
TEST
CURRENT
IZT
mA
ZZT @ IZT
OHMS
ZZK @ IZK
OHMS
IZK
mA
IR
μA MAX
VR
VOLTS
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14
12.5
11.5
10.5
9.5
8.5
7.5
7.0
10
10
9
9
8
7
5
2
3.5
4
4.5
5
7
8
9
10
14
16
20
22
23
25
35
40
45
50
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
1000
1000
1000
1
1
1
1
1
1
1
1
1
0.5
0.5
0.5
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
100
100
50
10
10
10
10
10
10
10
10
10
10
5
5
5
5
5
5
5
5
5
5
5
5
5
1
1
1
1
1
1
2
3
4
5
6
7
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
DL4728A-LFR THRU DL4753A-LFR
SURGE
CURRENT
@ TA=25℃
Page: 1
IR-mA
1380
1260
1190
1070
970
890
810
730
660
605
550
500
454
414
380
344
304
285
250
225
205
190
170
150
135
125
RATINGS AND CHARACTERISTIC CURVES DL4728A-LFR THRU DL4753A-LFR
FIG.1B- Range for Units to 12 to 100 Volts
θ VZ, TEMPERATURE COEFFICIENT
+10
+8
( mV/℃)
+6
+4
+2
VZ@IZT
RANGE
0
-2
-4
2
3
4
5
6
7
8
9
10
100
70
50
30
20
( mV/℃)
θ VZ, TEMPERATURE COEFFICIENT
FIG.1A- Range for Units to 12 Volts
+12
10
7
5
3
2
VZ@IZT
RANGE
1
11 12
10
20
30
50
70
100
VZ, ZENER VOLTAGE (VOLTS)
VZ, ZENER VOLTAGE (VOLTS)
Figure 2. Temperature Coefficients (-55℃to+150℃temperature change;90% of the units are in the ranges indicated.)
125
100
75
50
25
θ
0
0
0.1 0.2
VZ@IZ
V/℃)
RESISTANCE (mV/℃/W)
150
(
θ VZ, TEMPERATURE COEFFICIENT
+6
JL,
JUNCTION TO LEAD THERMAL
175
+4
TA=25℃
+2
20mA
0.01mA
0
1mA
-2
NOTE: BELOW 3 VOLTS AND ABOVE 8 VOLTS
CHANGES IN ZENER CURRENT DO NOT
EFFECT TEMPERATURE COEFFICIENTS
-4
3
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
5mA
20mA
10
7
5
100
0VBIAS
50
20
2
10
8
1
4
50%OF BREAKDOWN BIAS
1
1
2 3
5
7
10
20 30
2
5
10
20
50 70 100
VZ, NOMINAL VZ (VOLTS)
VZ, ZENER CURRENT (mA)
Figure. 7 - Power Temperature Derating Curve
1.25
1.0
0.75
0.5
0.25
0
8
0VBIAS
C, CAPACITANCE (PF)
100
70
50
20
7
400
300
200
Tj=25℃
Iz(ms)=0.1Iz(do)
f=60hz
PD ,MAXIMUM DISSIPATION
(WATTS)
ZZ DYNAMIC IMPEDANCE (OHMS)
200
6
Figure 4. Effect of Zener Current
Figure 3. Typical Thermal Resistance versus Lead Length
Iz=1mA
5
VZ, ZENER VOLTAGE (VOLTS)
L, LEAD LENGTH TO HEAT SINK (INCHES)
1000
700
500
4
20
40
DL4728A-LFR THRU DL4753A-LFR
60
80 100 120 140 160
TL, LEAD TEMPERATURE (OC)
180 200
Page: 2
50
100
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