1SMA5913B THRU 1SMA5957B
PLASTIC SURFACE MOUNT ZENER DIODES
3.3V-240V
1.5mA-113.8mA
FEATURES
•
Voltage Range – 3.3 to 240 V
•
ESD Rating of Class 3 (>16 kV) per Human Body Model
•
Flat Handling Surface for Accurate Placement
•
Package Design for Top Side or Bottom Circuit Board Mounting
•
Low Profile Package
•
Available in Tape and Reel
•
Ideal Replacement for MELF Packages
Mechanical Data
•
Case: Void–free, transfer-molded plastic
•
Maximum Case Temperature for Soldering Purposes: 260°C for
10 seconds
•
Finish: All external surfaces are corrosion resistant with readily solderable
leads
•
Polarity: Cathode indicated by molded polarity notch
•
Mounted Position: Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
°
C ambient temperature unless otherwise specified
Rating
DC Power Dissipation @ T
L
= 75 °C
Measured zero lead length(1" square copper pad, FR-4 board)
Derate above 75 °C
Thermal Resistance Junction to Lead
DC Power Dissipation @ Ta = 25 °C
(FR-4 board) Derate above 25 °C
Thermal Resistance Junction to Ambient
Maximum Forward Voltage at I
F
= 200 mA
Operating Junction and Storang Temperature Range
Symbol
P
D
Value
1.5
20
Unit
W
mW/°C
°C/W
W
mW/°C
°C/W
V
°C
R
ӨJL
P
D
R
ӨJA
V
F
T
J
, T
STG
50
0.5
4.0
250
1.5
- 65 to + 150
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1SMA5913B THRU 1SMA5957B
PLASTIC SURFACE MOUNT ZENER DIODES
3.3V-240V
1.5mA-113.8mA
ELECTRICAL CHARACTERISTICS
Rating at 25
°
C ambient temperature unless otherwise specified
Nominal Zener
Maximum Zener
Impedance
Voltage
TYPE
I
ZT
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
V
Z
@ I
ZT
(V)
(mA)
(Ω)
(Ω)
1SMA5913B
1SMA5914B
1SMA5915B
1SMA5916B
1SMA5917B
1SMA5918B
1SMA5919B
1SMA5920B
1SMA5921B
1SMA5922B
1SMA5923B
1SMA5924B
1SMA5925B
1SMA5926B
1SMA5927B
1SMA5928B
1SMA5929B
1SMA5930B
1SMA5931B
1SMA5932B
1SMA5933B
1SMA5934B
1SMA5935B
1SMA5936B
1SMA5937B
1SMA5938B
1SMA5939B
1SMA5940B
1SMA5941B
1SMA5942B
1SMA5943B
1SMA5944B
1SMA5945B
1SMA5946B
1SMA5947B
1SMA5948B
1SMA5949B
1SMA5950B
1SMA5951B
1SMA5952B
1SMA5953B
1SMA5954B
1SMA5955B
1SMA5956B
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
39
43
47
51
56
62
68
75
82
91
100
110
120
130
150
160
180
200
113.6
104.2
96.1
87.2
79.8
73.5
66.9
60.5
55.1
50.0
45.7
41.2
37.5
34.1
31.2
28.8
25.0
23.4
20.8
18.7
17.0
15.6
13.9
12.5
11.4
10.4
9.6
8.7
8.0
7.3
6.7
6.0
5.5
5.0
4.6
4.1
3.7
3.4
3.1
2.9
2.5
2.3
2.1
1.9
10
9.0
7.5
6.0
5.0
4.0
2.0
2.0
2.5
3.0
3.5
4.0
4.5
5.5
6.5
7.0
9.0
10
12
14
17.5
19
23
26
33
38
45
53
67
70
86
100
120
140
160
200
250
300
380
450
600
700
900
1200
500
500
500
500
500
350
250
200
200
400
400
500
500
550
550
550
600
600
650
650
650
700
700
750
800
850
900
950
1000
1100
1300
1500
1700
2000
2500
3000
3100
4000
4500
5000
6000
6500
7000
8000
Maximum Reverse
Leakage Current
I
R
@ V
R
(V)
(
μ
A)
100
75
25
5.0
5.0
5.0
5.0
5.0
50
50
50
50
50
50
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
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.0
3.0
4.0
5.2
6.0
6.5
7.0
8.0
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
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
83.6
91.2
98.8
114.0
121.6
136.8
152.0
182.4
Maximum DC
Zener Current
I
ZM
(mA)
454
416
384
348
319
294
267
241
220
200
182
164
150
136
125
115
100
93
83
75
68
62
55
50
45
41
38
34
31
29
26
24
22
20
18
16
15
13
12
11
10
9.0
8.0
7.0
6.0
I
ZK
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
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
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
1SMA5957B
240
1.5
1600
9000
0.25
Note :
(1) Suffix " B " indicates
±
5% tolerance, suffix " A " indicates
±
10% tolerance.
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1SMA5913B THRU 1SMA5957B
PLASTIC SURFACE MOUNT ZENER DIODES
3.3V-240V
1.5mA-113.8mA
RATINGS AND CHARACTERISTIC CURVES
PD , MAXIMUM POWER DISSIPATION (WATTS)
4
100
1SMA5913B THRU 1SMA5957B
IZ, ZENER CURRENT (mA)
125
150
3.2
10
2.4
TL
1.6
1
0.8
0
0
25
TA
0.1
50
75
100
T, TEMPERATURE (°C)
0
2
4
6
VZ, ZENER VOLTAGE (VOLTS)
8
10
Figure 1. Steady State Power Derating
Figure 2. VZ – 3.3 thru 10 Volts
8
6
4
2
0
–2
–4
2
VZ @ IZT
θ
VZ , TEMPERATURE COEFFICIENT (mV/
°
C)
θ
VZ , TEMPERATURE COEFFICIENT (mV/
°
C)
10
100
VZ @ IZT
4
6
8
VZ, ZENER VOLTAGE (VOLTS)
10
12
10
10
VZ, ZENER VOLTAGE (VOLTS)
100
Figure 3. Zener Voltage – 3.3 to 12 Volts
Figure 4. Zener Voltage – 14 to 68 Volts
ZZ, DYNAMIC IMPEDANCE (OHMS)
100
IZ(dc) = 1 mA
10
10 mA
IZ(rms) = 0.1 IZ(dc)
100
VZ, ZENER VOLTAGE (VOLTS)
20 mA
10
Figure 5. Effect of Zener Voltage
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Web Site: www.taychipst.com
1SMA5913B THRU 1SMA5957B
PLASTIC SURFACE MOUNT ZENER DIODES
3.3V-240V
1.5mA-113.8mA
RATINGS AND CHARACTERISTIC CURVES
1SMA5913B THRU 1SMA5957B
1000
MEASURED @
ZERO BIAS
MEASURED @
VZ/2
10
NONREPETITIVE, EXPONENTIAL
PULSE WAVEFORM, TJ = 25°C
1
100
Ppk , PEAK POWER (kW)
100
C, CAPACITANCE (pF)
0.1
TJ = 25°C
10
10
BREAKDOWN VOLTAGE (VOLTS)
0.01
0.01
0.1
1
TP, PULSE WIDTH (ms)
10
Figure 6. Capacitance Curve
Figure 7. Typical Pulse Rating Curve
120
Ippm, PEAK PULSE CURRENT (%)
100
80
60
40
20
0
TA = 25°C
= 10
µs
PW (ID) IS DEFINED AS THE
POINT WHERE THE PEAK CURRENT
PEAK VALUE DECAYS TO 50% OF Ipp.
Ippm
HALF VALUE – Ipp/2
10/1000
µs
WAVEFORM
AS DEFINED BY R.E.A.
td
0
1
2
3
t, TIME (ms)
4
5
120
100
Ippm, PEAK PULSE
0.9 IPEAK
CURRENT (%)
80
60
40
20
0.1 IPEAK
T = 8
µs
0
0
T
20
µs
0.02
0.04
0.06
t, TIME (ms)
0.08
0.1
8/20
µs
WAVEFORM
AS DEFINED BY ANSI C62.1
AND IEC 801–5.
0.5 IPEAK
Figure 8. Pulse Waveform
Figure 9. Pulse Waveform
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