PAGE . 1
May 31,2011-REV.07
1N4736A SERIES
FEATURES
• Low profile package
• Built-in strain relief
• Low inductance
• High temperature soldering : 260°C /10 seconds at terminals
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• In compliance with EU RoHS 2002/95/EC directives
MECHANICAL DATA
• Case: Molded plastic DO-41
• Epoxy:UL 94V-O rate flame retardant
• Terminals: Axial leads, solderable per MIL-STD-750, Method 2026
guaranteed
• Polarity: Color band denotes positive end
• Mounting position:Any
• Weight: 0.012 ounce, 0.3 gram
• Packing information
B - 1K per Bulk box
T/R - 5K per 13" paper Reel
T/B - 2.5K per horiz. tape & Ammo box
SILICON ZENER DIODE
6.8 to 51 Volts 1.0 WattsPOWER
VOLTAGE
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52=bmaTtanoitapissiDrewoP
O
C
PTOT
*1W
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TJ
051+ot55-
O
C
egnaRerutarepmeTegarotS
TSTG
051+ot55-
O
C
.erutarepmettneibmatatpekeraesacmorfmm01foecnatsidatasdaeltahtdedivorpdilaV*
MAXIMUM RA TINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
0.034(0.86)
0.028(0.71)
0.107(2.7)
0.080(2.0)
1.0(25.4)MIN. 0.205(5.2)
0.160(4.1)
PAGE . 2
May 31,2011-REV.07
1N4736A SERIES
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Z
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Z
ZT
@I
ZT
Z
ZK
@I
ZK
I
R
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R
V.moN V.niM V.xaM ΩΩ
Ω
ΩΩ Am ΩΩ
Ω
ΩΩ Am Au V 14-OD
RENEZttaW0.1
A6374N1 8.6 64.6 41.7 5.3 73 007 1 5 4 A6374N1
A7374N1 5.7 31.7 88.7 4 43 007 5.0 5 5 A7374N1
A8374N1 2.8 97.7 16.8 5.4 13 007 5.0 5 6 A8374N1
A9374N1 1.9 56.8 65.9 5 82 007 5.0 5.0 7 A9374N1
A0474N1 01 5.9 5.01 7 52 007 52.0 5.0 6.7 A0474N1
A1474N1 11 54.01 55.11 8 32 007 52.0 1.0 4.8 A1474N1
A2474N1 21 4.11 6.21 9 12 007 52.0 1.0 1.9 A2474N1
A3474N1 31 53.21 56.31 01 91 007 52.0 1.0 9.9 A3474N1
A4474N1 51 52.41 57.51 41 71 007 52.0 1.0 4.11 A4474N1
A5474N1 61 2.51 8.61 61 5.51 007 52.0 1.0 2.21 A5474N1
A6474N1 81 1.71 9.81 02 41 057 52.0 1.0 7.31 A6474N1
A7474N1 02 91 12 22 5.21 057 52.0 1.0 2.51 A7474N1
A8474N1 22 9.02 1.32 32 5.11 057 52.0 1.0 7.61 A8474N1
A9474N1 42 8.22 2.52 52 5.01 057 52.0 1.0 2.81 A9474N1
A0574N1 72 56.52 53.82 53 5.9 057 52.0 1.0 6.02 A0574N1
A1574N1 03 5.82 5.13 04 5.8 0001 52.0 1.0 8.22 A1574N1
A2574N1 33 53.13 56.43 54 5.7 0001 52.0 1.0 1.52 A2574N1
A3574N1 63 2.43 8.73 05 7 0001 52.0 1.0 4.72 A3574N1
A4574N1 93 50.73 59.04 06 5.6 0001 52.0 1.0 7.92 A4574N1
A5574N1 34 58.04 51.54 07 6 0051 52.0 1.0 7.23 A5574N1
A6574N1 74 56.44 53.94 08 5.5 0051 52.0 1.0 8.53 A6574N1
A7574N1 15 54.84 55.35 59 5 0051 52.0 1.0 8.83 A7574N1
PAGE . 3
May 31,2011-REV.07
1N4736A SERIES
Fig.1 Steady-State Power Derating Curve Fig.2 Typical Junction Capacitance
Fig.4 Typical Forward CharacteristicsFig.3 Typical Leakage Characteristics
Fig.5 Typical Effect Of Zener Current On Zener
Im
p
edanc
e
10
100
1000
1 10 100
VZ , Zener Voltage (V)
0V BIAS
1V BIAS
50% VZ BIAS
0.1
1.0
10.0
100.0
1000.0
10000.0
0 102030405060
VZ , Nominal Zener Voltage (V)
TJ = 25°C
T
J
= 125°C
IR, Leaka
g
e Current
(
nA
)
Typical Leakage Current at 80% of
Nominal Breakdown Voltage
1
10
100
1000
0.4 0.5 0.6 0.7 0.8 0.9 1 1.1
VF, Forward Voltage (V)
TJ = 150°C
TJ =
125°C
TJ = 75°C
TJ = 25°C
IF, Forward Current (mA) CJ, Junction Capacitance (pF)
0.1
1
10
100
1000
1 10 100
IZ , Zener Current (mA)
Zz,Dynamic Impedance (OHMS)
22V
51V
6.8V
Fig.6 Typical Effect Of Zener Voltage On Zener
Impedance
0.1
1
10
100
1000
1 10 100
VZ , Zener Voltage (V)
Zz,Dynamic Impedance (OHMS)
IZ=1mA
IZ=5mA
IZ=20mA
1.0
0.75
0.5
0.25
0
020406080111112024680000000
o
T , Lead Temperature( C)
L
P , Maximum Power
D
Dissipation(Watts)
PAGE . 4
May 31,2011-REV.07
1N4736A SERIES
Fig.7 Thermal Resistance Versus Lead Length Fig.8 Temperature Coefficient (+25oC To +150oC Temperature
Range ; 90% Of The Units Are In The Ranges Indicated)
0
20
40
60
80
100
120
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
θJL, Junction To Lead Thermal
Resistance (oC / W )
L, Lead Length To Heat Sink (Inches)
1
10
100
1 10 100
VZ, Zener Voltage (V)
θVZ , Temperature
Coefficient (mV/oC)