3. Tolerance and Voltage Regulation Designation − The type number listed indicates a tolerance of
±5%.
4. V
Z
limits are to be guaranteed at thermal equilibrium.
* Include SZ-prefix devices where applicable.
www.onsemi.com
2
1SMA59xxBT3G Series, SZ1SMA59xxBT3G Series
RATING AND TYPICAL CHARACTERISTIC CURVES (T
A
= 25°C)
4
100
PD , MAXIMUM POWER DISSIPATION (WATTS)
IZ, ZENER CURRENT (mA)
125
150
3.2
10
2.4
T
L
1.6
1
0.8
T
A
0
0
25
50
75
100
T, TEMPERATURE (°C)
0.1
0
2
4
6
V
Z
, ZENER VOLTAGE (VOLTS)
8
10
Figure 1. Steady State Power Derating
Figure 2. V
Z
− 3.3 thru 10 Volts
θ
VZ , TEMPERATURE COEFFICIENT (mV/
°
C)
100
10
8
6
4
2
0
-2
-4
V
Z
@ I
ZT
I
Z
, ZENER CURRENT (mA)
10
1
0.1
0
10
20
50
60
30
40
V
Z
, ZENER VOLTAGE (VOLTS)
70
80
2
4
6
8
V
Z
, ZENER VOLTAGE (VOLTS)
10
12
Figure 3. V
Z
= 12 thru 68 Volts
Figure 4. Zener Voltage − 3.3 to 12 Volts
θ
VZ , TEMPERATURE COEFFICIENT (mV/
°
C)
100
70
50
ZZ, DYNAMIC IMPEDANCE (OHMS)
V
Z
@ I
ZT
100
I
Z(dc)
= 1 mA
30
20
10
10 mA
I
Z(rms)
= 0.1 I
Z(dc)
100
V
Z
, ZENER VOLTAGE (VOLTS)
20 mA
10
10
20
30
50
V
Z
, ZENER VOLTAGE (VOLTS)
70
100
10
Figure 5. Zener Voltage − 12 to 68 Volts
Figure 6. Effect of Zener Voltage
www.onsemi.com
3
1SMA59xxBT3G Series, SZ1SMA59xxBT3G Series
RATING AND TYPICAL CHARACTERISTIC CURVES (T
A
= 25°C)
1000
MEASURED @
ZERO BIAS
MEASURED @
V
Z
/2
10
NONREPETITIVE, EXPONENTIAL
PULSE WAVEFORM, T
J
= 25°C
1
100
Ppk , PEAK POWER (kW)
100
C, CAPACITANCE (pF)
0.1
T
J
= 25°C
10
10
BREAKDOWN VOLTAGE (VOLTS)
0.01
0.01
0.1
1
T
P
, PULSE WIDTH (ms)
10
Figure 7. Capacitance Curve
Figure 8. Typical Pulse Rating Curve
120
Ippm, PEAK PULSE CURRENT (%)
≤
10
ms
PEAK VALUE
I
ppm
100
80
60
40
20
0
T
A
= 25°C
PW (I
D
) IS DEFINED AS THE
POINT WHERE THE PEAK CURRENT
DECAYS TO 50% OF I
pp
.
120
100
0.9 I
PEAK
Ippm, PEAK PULSE
CURRENT (%)
80
60
40
20
0.1 I
PEAK
0
1
2
3
t, TIME (ms)
4
5
0
0
T
20
ms
0.02
0.04
0.06
t, TIME (ms)
0.08
T = 8
ms
0.1
8/20
ms
WAVEFORM
AS DEFINED BY ANSI C62.1
AND IEC 801-5.
HALF VALUE - I
pp
/2
10/1000
ms
WAVEFORM
AS DEFINED BY R.E.A.
t
d
0.5 I
PEAK
Figure 9. Pulse Waveform
Figure 10. Pulse Waveform
www.onsemi.com
4
MECHANICAL CASE OUTLINE
PACKAGE DIMENSIONS
SMA
CASE 403D
ISSUE H
STYLE 1
STYLE 2
SCALE 1:1
H
E
E
DATE 23 SEP 2015
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M,
1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION b SHALL BE MEASURED WITHIN DIMENSION L.
DIM
A
A1
b
c
D
E
H
E
L
MIN
1.97
0.05
1.27
0.15
2.29
4.06
4.83
0.76
MILLIMETERS
NOM
MAX
2.10
2.20
0.10
0.20
1.45
1.63
0.28
0.41
2.60
2.92
4.32
4.57
5.21
5.59
1.14
1.52
MIN
0.078
0.002
0.050
0.006
0.090
0.160
0.190
0.030
INCHES
NOM
0.083
0.004
0.057
0.011
0.103
0.170
0.205
0.045
MAX
0.087
0.008
0.064
0.016
0.115
0.180
0.220
0.060
b
D
POLARITY INDICATOR
OPTIONAL AS NEEDED
(SEE STYLES)
A
A1
GENERIC
MARKING DIAGRAM*
xxxx
AYWWG
STYLE 1
xxxx
A
Y
WW
G
xxxx
AYWWG
STYLE 2
L
c
SOLDERING FOOTPRINT*
4.000
0.157
= Specific Device Code
= Assembly Location
= Year
= Work Week
= Pb−Free Package
2.000
0.079
*This information is generic. Please refer to
device data sheet for actual part marking.
Pb−Free indicator, “G” or microdot “
G”,
may or may not be present.
2.000
0.079
SCALE 8:1
mm
inches
STYLE 1:
PIN 1. CATHODE (POLARITY BAND)
2. ANODE
STYLE 2:
NO POLARITY
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
DOCUMENT NUMBER:
DESCRIPTION:
98AON04079D
SMA
Electronic versions are uncontrolled except when accessed directly from the Document Repository.
Printed versions are uncontrolled except when stamped “CONTROLLED COPY” in red.
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