CREAT BY ART
Low profile package
Built-in strain relief
Glass passivated junction
Low inductance
Typical IR less than 0.5uA above 11V
9XXA = Specific Device Code
G = Green Compound
Y = Year
WW = Work Week
Maximum Ratings and Electrical Characteristics
Rating at 25 ℃ ambient temperature unless otherwise specified.
Symbol Unit
TJ, TSTG ℃
Note 1: Mounted on Cu-Pad size 5mm x 5mm x 1.6mm on PCB
Watts
mW/℃
IFSM 10 Amps
DC Power Dissipation at TL=75℃, measure at
Zero Lead Length (Note 1) Derate above 75℃PD
1.5
20
Value
Dimensions in inches and (millimeters)
Terminals: Pure tin plated, lead free,
solderable per MIL-STD-750, method 2026
Standard packaging: 12mm tape (EIA-481)
Polarity: Color Band denotes positive end (cathode)
Mechanical Data
1SMA5926 - 1SMA5956
Marking Diagram
SMA/DO-214AC
1.5 Watts Surface Mount Silicon Zener Diodes
High temperature soldering guaranteed:
260℃ / 10 seconds at terminals
Features
Plastic package has Underwriters
Laboratory Flammability Classification 94V-0
For surface mounted applications in order
to optimize board space
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Case: Molded plastic over passivated junction
Weight: 0.064 gram
Type Number
Operating and Storage Temperature Range -55 to +150
Version:F11
Peak Forward Surge Current, 8.3ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method)
Pb
RoHS
COMPLIANCE
RoHS
COMPLIANCE
IZT ZZT@IZT IZM
mA ΩΩmA uA V mA(DC)
1SMA5926 926A 10.45 11 11.55 34.1 5.5 550 0.25 0.5 8.4 136
1SMA5927 927A 11.40 12 12.60 31.2 6.5 550 0.25 0.5 9.1 125
1SMA5928 928A 12.35 13 13.65 28.8 7.0 550 0.25 0.5 9.9 115
1SMA5929 929A 14.25 15 15.75 25.0 9.0 600 0.25 0.5 11.4 100
1SMA5930 930A 15.20 16 16.80 23.4 10.0 600 0.25 0.5 12.2 94
1SMA5931 931A 17.10 18 18.90 20.8 12.0 650 0.25 0.5 13.7 83
1SMA5932 932A 19.00 20 21.00 18.7 14.0 650 0.25 0.5 15.2 75
1SMA5933 933A 20.90 22 23.10 17.0 17.5 650 0.25 0.5 16.7 68
1SMA5934 934A 22.80 24 25.20 15.6 19.0 700 0.25 0.5 18.2 63
1SMA5935 935A 25.65 27 28.35 13.9 23.0 700 0.25 0.5 20.6 56
1SMA5936 936A 28.50 30 31.50 12.5 26.0 750 0.25 0.5 22.8 50
1SMA5937 937A 31.35 33 34.65 11.4 33.0 800 0.25 0.5 25.1 45
1SMA5938 938A 34.20 36 37.80 10.4 38.0 850 0.25 0.5 27.4 42
1SMA5939 939A 37.05 39 40.95 9.6 45.0 900 0.25 0.5 29.7 38
1SMA5940 940A 40.85 43 45.15 8.7 53.0 950 0.25 0.5 32.7 35
1SMA5941 941A 44.65 47 49.35 8.0 67.0 1000 0.25 0.5 35.8 32
1SMA5942 942A 48.45 51 53.55 7.3 70.0 1100 0.25 0.5 38.8 29
1SMA5943 943A 53.20 56 58.80 6.7 86.0 1300 0.25 0.5 42.6 27
1SMA5944 944A 58.90 62 65.10 6.0 100.0 1500 0.25 0.5 47.1 24
1SMA5945 945A 64.60 68 71.40 5.5 120.0 1700 0.25 0.5 51.7 22
1SMA5946 946A 71.25 75 78.75 5.0 140.0 2000 0.25 0.5 56.0 20
1SMA5947 947A 77.90 82 86.10 4.6 160.0 2500 0.25 0.5 62.2 18
1SMA5948 948A 86.45 91 95.55 4.1 200.0 3000 0.25 0.5 69.2 16
1SMA5949 949A 95.00 100 105.00 3.7 250.0 3100 0.25 0.5 76.0 15
1SMA5950 950A 104.50 110 115.50 3.4 300.0 4000 0.25 0.5 83.6 13
1SMA5951 951A 114.00 120 126.00 3.1 360.0 4500 0.25 0.5 91.2 12
1SMA5952 952A 123.50 130 136.50 2.9 450.0 5000 0.25 0.5 98.8 11
1SMA5953 953A 142.50 150 157.50 2.5 600.0 6000 0.25 0.5 114.0 10
1SMA5954 954A 152.00 160 168.00 2.3 700.0 6500 0.25 0.5 121.6 9
1SMA5955 955A 171.00 180 189.00 2.1 900.0 7000 0.25 0.5 136.8 8
1SMA5956 956A 190.00 200 210.00 1.9 1200.0 8000 0.25 0.5 152.0 7
Notes:
1. Tolerance and Voltage Regulation Designation. The type number listed indicates a tolerance of ±5%
2. Vz limits are to be huatanteed at thermal equilibrium
Version:F11
ZZK@IZK
Maximum DC
Zener Current
Leakage Current
IR@VR
Test
Current
ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
Device
(Note 1)
Device
Marking
Code
Nominal Zener Voltage
Vz@Iz
V
Min.
Zener Impedance
Max.
Nom.
(Notes 2)
Version:F11
RATINGS AND CHARACTERISTIC CURVES (1SMA5926 THRU 1SMA5956)
FIG. 1 STEADY STATE POWER DERATING
0
0.4
0.8
1.2
1.6
2
2.4
2.8
3.2
3.6
4
0 25 50 75 100 125 150
T, TEMPERATURE(℃)
PD, MAXIMUM POWER DISSIPATION(WATTS)
TL
TA
FIG. 4 EFFECT OF ZENER VOLTAGE
1
10
100
1000
10 100
Vz, ZENER VOLTAGE (V)
Zz, DYNAMIC IMPEDANCE (OHMS)
Iz(ms) = Iz(dc)
Iz(dc) = 1mA
10mA
20mA
FIG. 2 Vz = 12 THRU 68 VOLTS
0.1
1
10
100
0 1020304050607080
Vz, ZENER VOLTAGE (V)
IZ, ZENER CURRENT (mA)
FIG.3 ZENER VOLTAGE 12 TO 68 VOLTS
10
100
10 100
Vz, ZENER VOLTAGE @IZT (V)
Vz, TEMPERATURE COEFFICIEN
T
(mV/℃) @Izt
Version:F11
RATINGS AND CHARACTERISTIC CURVES (1SMA5926 THRU 1SMA5956)
FIG.5 CAPACITANCE CURVE
10
100
1000
1 10 100
BREAKDOWN VOLTAGE (V)
C, CAPACITANCE(pF)
TA=25℃MEASURED@
ZERO BIAS
MEASURED @
Vz/2
FIG. 6 TYPICAL PULSE RATING CURVE
0.01
0.1
1
10
0.01 0.1 1 10
Tp. PULSE WIDTH (ms)
PPK, PEAK POWER (KW)
NONREPETITIVE, EXPONENTIAL
PULSE WAVEFORM, TA=25℃
FIG. 7 PULSE WAVEFORM
0
10
20
30
40
50
60
70
80
90
100
110
120
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
T, TIME(ms)
IPPM, PEAK PULSE CURRENT (%)
≦10us
PEAK
VALUE
HALF VALUE - Ipp/2
TA=25℃
PW(ID) IS DEFINED AS THE POINT
WHERE THE PEAK CURRENT
DECAYS TO 50% OF Ipp
10/1000 us WAVEFORM
A
S DEFINED BY R.E.A
.
td
FIG. 8 PULSE WAVEFORM
0
10
20
30
40
50
60
70
80
90
100
110
120
0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1
T, TIME(ms)
IPPM, PEAK PULSE CURRENT (%)
0.9 IPEAK
T = 8us
0.5 IPEAK
0.1 IPEAK
8/20 us WAVEFORM
A
S DEFINED BY ANSI C62.1
A
ND IEC 801.5
