SMZJ3788 thru SMZJ3809B
Vishay Semiconductors
formerly General Semiconductor
Surface Mount Zener Diodes
DO-214AA (SMBJ-Bend)
Cathode Band
Zener Voltage
9.1 to 68V
Steady State Power
1.5W
0.086 (2.20)
0.077 (1.95)
0.155 (3.94)
0.130 (3.30)
ge
olta
dV
de ge
ten Ran
Ex
0.083 MIN
(2.10 MIN)
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)
0.096 (2.44)
0.084 (2.13)
0.060 (1.52)
0.030 (0.76)
0.220 (5.59)
0.205 (5.21)
Dimensions in inches
and (millimeters)
0.008
(0.203)
Max.
0.050 MIN
(1.27 MIN)
0.220 REF
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
Mechanical Data
Case:
JEDEC DO-214AA molded plastic over glass
passivated junction
Terminals:
Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity:
Band denotes cathode
Mounting Position:
Any
Weight:
0.003 oz., 0.093 g
Packaging Codes – Options (Antistatic):
51 – 2K per Bulk box, 20K/carton
52 – 750 per 7" plastic Reel (12mm tape), 15K/carton
5B – 3.2K per 13" plastic Reel (12mm tape), 32K/carton
J
STG
:
Maximum Electrical Characteristics
Operating Junction and Storage Temperature Range: T , T
Part Number
Device
Marking
Code
VK,L
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)
9.1
10
11
12
13
15
16
18
20
22
24
27
Test
Current
I
ZT
(mA)
41.2
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
Z
ZK
at I
ZK
(Ω)
(Ω)
(mA)
4.0
5.0
6.0
7.0
7.5
9.0
10.0
12.0
14.0
17.5
19.0
23.0
1000
1000
650
550
550
600
600
650
650
650
700
700
0.50
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
50
10
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
7.0
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)
140
125
115
105
98
85
80
70
62
56
51
46
SMZJ3788A,B
SMZJ3789A,B
SMZJ3790A,B
SMZJ3791A,B
SMZJ3792A,B
SMZJ3793A,B
SMZJ3794A,B
SMZJ3795A,B
SMZJ3796A,B
SMZJ3797A,B
SMZJ3798A,B
SMZJ3799A,B
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)
Document Number 88402
26-Sep-02
www.vishay.com
1
SMZJ3788 thru SMZJ3809B
Vishay Semiconductors
formerly General Semiconductor
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
51
56
62
68
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
Z
ZK
at I
ZK
(Ω)
(Ω)
(mA)
26.0
33.0
38.0
45.0
53.0
67.0
70.0
86.0
100.0
120.0
750
800
850
900
950
1000
1100
1300
1500
1700
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)
www.vishay.com
2
V
Z
-- Zener Voltage (V)
Document Number 88402
26-Sep-02
Microcontroller MCU
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