SMZJ3789 thru SMZJ3809B
Surface Mount Zener Diodes
DO-214AA (SMBJ-Bend)
Zener Voltage
10 to 68V
Steady State Power
1.5W
0.086 (2.20)
0.077 (1.95)
0.155 (3.94)
0.130 (3.30)
Mounting Pad Layout
0.106 MAX
(2.69 MAX)
0.180 (4.57)
0.160 (4.06)
0.012 (0.305)
0.006 (0.152)
0.083 MIN
(2.10 MIN)
0.050 MIN
(1.27 MIN)
0.220 REF
0.096 (2.44)
0.084 (2.13)
0.060 (1.52)
0.030 (0.76)
0.220 (5.59)
0.205 (5.21)
0.008
(0.203)
Max.
Dimensions in inches and (millimeters)
Mechanical Data
Case:
JEDEC DO-214 molded plastic over
passivated junction
Terminals:
Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity:
Band denotes cathode
Mounting Position:
Any
Weight:
0.003oz., 0.093g
Packaging codes/options:
5/3.2K per 13” Reel (12mm tape)
2/750 ea per 7” Reel (12mm tape)
Features
• Plastic package has Underwriters Laboratory
Flammability Classificaion 94V-0
• For surface mounted applications
• Glass passivated chip junction
• Low Zener impedance
• Low regulation factor
• High temperature soldering guaranteed:
250°C/10 seconds at terminals
• Contact local sales office for gull-wing
(SMZG prefix) lead form (DO-215AA)
J
STG
:
Maximum Electrical Characteristics
Operating Junction and Storage Temperature Range: T , T
Part Number
Modified J-Bend
SMZJ3789A,B
SMZJ3790A,B
SMZJ3791A,B
SMZJ3792A,B
SMZJ3793A,B
SMZJ3794A,B
SMZJ3795A,B
SMZJ3796A,B
SMZJ3797A,B
SMZJ3798A,B
SMZJ3799A,B
Device
Marking
Code
WA,B
WC,D
WE,F
WG,H
WI,J
WK,L
XA,B
XC,D
XE,F
XG,H
XI,J
Nominal Zener
Voltage
V
Z
at I
ZT
(V)
10
11
12
13
15
16
18
20
22
24
27
Test
Current
I
ZT
(mA)
37.5
34.1
31.2
28.8
25.0
23.4
20.8
18.7
17.0
15.6
13.9
Max. Zener Impedance
Leakage Current
Z
ZT
at I
ZT
(Ω)
5.0
6.0
7.0
7.5
9.0
10.0
12.0
14.0
17.5
19.0
23.0
Z
ZK
at I
ZK
(Ω)
1000
650
550
550
600
600
650
650
650
700
700
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
–55°C to +150°C
Max. Reverse
Current
I
R
at V
R
(µA)
(V)
50.0
10.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
Max. Zener
Current
I
ZM
(mA)
125
115
105
98
85
80
70
62
56
51
46
Notes:
(1) Standard voltage tolerance is ±20%, suffix “A” denotes ±10% and suffix “B” denotes ±5%
(2) Maximum steady state power dissipation is 1.5W at T
L
= 75°C (See Fig. 1)
6/28/00
SMZJ3789 thru SMZJ3809B
Surface Mount Zener Diodes
Max. Electrical Characteristics (con’t.)
Operating Junction and Storage Temperature Range: T , T
J
STG
:
–55°C to +150°C
Part Number
Modified J-Bend
SMZJ3800A,B
SMZJ3801A,B
SMZJ3802A,B
SMZJ3803A,B
SMZJ3804A,B
SMZJ3805A,B
SMZJ3806A,B
SMZJ3807A,B
SMZJ3808A,B
SMZJ3809A,B
Device
Marking
Code
XK,L
YA,B
YC,D
YE,F
YG,H
YI,J
YK,L
ZA,B
ZC,D
ZE,F
Nominal Zener
Voltage
V
Z
at I
ZT
(V)
30
33
36
39
43
47.0
51.0
56.0
62.0
68.0
Test
Current
I
ZT
(mA)
12.5
11.4
10.4
9.6
8.7
8.0
7.3
6.7
6.0
5.5
Max. Zener Impedance
Leakage Current
Z
ZT
at I
ZT
(Ω)
26.0
33.0
38.0
45.0
53.0
67.0
70.0
86.0
100.0
120.0
Z
ZK
at I
ZK
(Ω)
750
800
850
900
950
1000
1100
1300
1500
1700
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Max. Reverse
Current
I
R
at V
R
(µA)
(V)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
Max. Zener
Current
I
ZM
(mA)
41
38
35
31
28
26
24
22
20
18
Notes:
(1) Standard voltage tolerance is ±20%, suffix “A” denotes ±10% and suffix “B” denotes ±5%
(2) Maximum steady state power dissipation is 1.5W at T
L
= 75°C (See Fig. 1)
Ratings and Characteristic Curves
(T
Fig. 1 – Maximum Continuous Power
Dissipation
P
M(AV)
-- Average Power Dissipation (W)
2.0
A
= 25°C unless otherwise noted)
Fig. 2 – Typical Zener Impedance
1,000
1.5
Z
Z
-- Dynamic Impedance (Ω)
60H
Z
Resistive or
Inductive Load
T
J
= 25°C
I
Z
(rms) = 0.1I
Z
(DC)
100
V
Z
= 62V
1.0
10
V
Z
= 22V
0.5
P.C.B. Mounted on
0.31 x 0.31 x 0.08" (8 x 8 x 2mm)
Copper Pad Areas
0
25
50
75
100
125
150
175
V
Z
= 10V
0
0.5
1
10
100
500
T
L
-- Lead Temperature (°C)
I
Z
-- Zener Test Current (mA)
Fig. 3 – Typical Zener Impedance
200
100
Fig. 4 – Typical Temperature
Coefficients
θ
VZ
-- Temperature Coefficient (mV/°C)
Z
Z
-- Dynamic Impedance (Ω)
100
I
Z
= 1mA
Tested at Rated I
ZT
10
I
Z
= 10mA
I
Z
= 20mA
2
10
I
Z
(rms) = 0.1I
Z
(DC)
100
10
10
100
V
Z
-- Zener Voltage (V)
V
Z
-- Zener Voltage (V)
Embedded System
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