500 mW DO-35 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings TA = 25°C unless ot herwise not ed
Parameter Value Units
Power Dissipation 500 mW
Storage Temperature Range -65 to +200 °C
Operating Junction Temperature +200 °C
Lead Temperature (1/16” from case for 10 seconds) +230 °C
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Zener Volt age Range 2.4 to 56 Volts
DO-35 Pack age (JE DEC)
Through-Hole Devic e Type Mount ing
Herm etically Sealed Glass
Com pression Bonded Construction
All external s urfac es are corros i on resistant and leads are readily solderable
Cathode indi cated by polarity band
Anode
1N5221B through 1N5263B Series
AXIAL LEAD
DO-35
DEVICE MARKING DIAGRAM
L
52
xx
B
L : Logo
Device Code : 1N52xxB
Cathode
ELECTRICAL SYMBOL
Electrical Characteristics TA = 25°C unless otherwise noted
Device Type VZ @ IZT
(Volts)
Nominal
IZT
(mA)
ZZT @ IZT
(Ω)
Max
ZZK @ IZK = 0.25mA
(Ω)
Max
IR @ VR
(µA)
Max
VR
(Volts)
1N5221B 2.4 20 30 1200 100 1
1N5222B 2.5 20 30 1250 100 1
1N5223B 2.7 20 30 1300 75 1
1N5224B 2.8 20 30 1400 75 1
1N5225B 3 20 29 1600 50 1
1N5226B 3.3 20 28 1600 25 1
1N5227B 3.6 20 24 1700 15 1
1N5228B 3.9 20 23 1900 10 1
1N5229B 4.3 20 22 2000 5 1
1N5230B 4.7 20 19 1900 5 2
1N5231B 5.1 20 17 1600 5 2
1N5232B 5.6 20 11 1600 5 3
1N5233B 6 20 7 1600 5 3.5
1N5234B 6.2 20 7 1000 5 4
1N5235B 6.8 20 5 750 3 5
1N5236B 7.5 20 6 500 3 6
1N5237B 8.2 20 8 500 3 6.5
1N5238B 8.7 20 8 600 3 6.5
1N5239B 9.1 20 10 600 3 7
1N5240B 10 20 17 600 3 8
1N5241B 11 20 22 600 2 8.4
1N5242B 12 20 30 600 1 9.1
1N5243B 13 9.5 13 600 0.5 9.9
1N5244B 14 9 15 600 0.1 10
October 2003 / B
Page 1
Electrical Characteristics TA = 25°C unless otherwise noted
Device Type VZ @ IZT
(Volts)
Nominal
IZT
(mA)
ZZT @ IZT
(Ω)
Max
ZZK @ IZK = 0.25mA
(Ω)
Max
IR @ VR
(µA)
Max
VR
(Volts)
TC1N5245B 15 8.5 16 600 0.1 11
TC1N5246B 16 7.8 17 600 0.1 12
TC1N5247B 17 7.4 19 600 0.1 13
TC1N5248B 18 7 21 600 0.1 14
TC1N5249B 19 6.6 23 600 0.1 14
TC1N5250B 20 6.2 25 600 0.1 15
TC1N5251B 22 5.6 29 600 0.1 17
TC1N5252B 24 5.2 33 600 0.1 18
TC1N5253B 25 5 35 600 0.1 19
TC1N5254B 27 4.6 41 600 0.1 21
TC1N5255B 28 4.5 44 600 0.1 21
TC1N5256B 30 4.2 49 600 0.1 23
TC1N5257B 33 3.8 58 700 0.1 25
TC1N5258B 36 3.4 70 700 0.1 27
TC1N5259B 39 3.2 80 800 0.1 30
TC1N5258B 36 3.4 70 700 0.1 27
TC1N5259B 39 3.2 80 800 0.1 30
TC1N5260B 43 3 93 900 0.1 33
TC1N5261B 47 2.7 105 1000 0.1 36
TC1N5262B 51 2.5 125 1100 0.1 39
TC1N5263B 56 2.2 150 1300 0.1 43
VF Forward Voltage = 1.1 V Maxim um @ IF = 200 mA for all types
Notes:
1. The type numbers listed have zener voltage as s hown and have a st andard tolerance on the nominal zener voltage of ±5%.
Suffix A = ±10%, C = ±2% and D = ±1%.
2. For detailed information on price, availability and delivery of nominal zener voltages between the voltages shown and tighter
voltage tol erances, contact your nearest Synsemi represent ative.
3. The zener im pedanc e is derived f rom t he 60-cycl e ac vol tage, whic h result s when an ac c urrent havin g an rm s value equal t o
10% of the dc zener current (IZT or IZK) is superimposed to IZT or IZK.
Electrical Symbol Definition Typical Characteristics
Symbol Parameter
VZReverse Zener Voltage @ IZT
IZT Reverse Current
ZZT Maximum Zener Impedance @ IZT
IZK Reverse Current
ZZK Maximum Zener Impedance @ IZK
IRReverse Leakage Current @ VR
VRBreakdown Voltage
IFForward Current
VFForward Voltage @ IF
(nA)
VZVRIR
IZT
IF
VF
(mA)
(mA)
(V)
(mV)
I
V
Ordering Information
Device Package Quantity
1N52xxB Bulk 10,000
1N52xxB.TB Tape and Ammo 5,000
1N52xxB.TR Tape and Reel 10,000
October 2003 / B
Page 2
Tape & Reel Packaging Information
Tape & Reel
Outline
Reel Dimensions
DIM Millimeters
D1 356
D2 30
D3 84
W1 77.5
Quantity Per Reel
PKG Type Quantity Per Reel
DO-35 10,000
October 2003 / B
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Tape & Ammo Packaging Information
Tape & Ammo
Outline
Quantity Per Ammo
Box
PKG Type Quantity Per Box
DO-35 5,000
250mm x 80mm x 80mm
Taping Dim ens ions
Description Millimeters
Standard Width 52 26
Tape Spacing (B) 52 ± 0.69 26 +0.5 / -0
Component Pitch (C) 5.08 ± 0.4 5.08 ± 0.4
Untaped Lead (L1 – L2) ± 0.69 ± 0.69
Glass Offset (F) ± 0.69 ± 0.69
Bent (D) 1.2 Max 1.2 Max
Tape Width (G) 6.138 ± 0.576 6.138 ± 0.576
Tape Mismatch (E) 0.55 Max 0.55 Max
Taped Lead (G) 3.2 Min 3.2 Min
Lead Beyond Tape (H) 0 0
October 2003 / B
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Bulk Packaging Information
Bulk Outline
Quantity Per Box
PKG Type Quantity Per Box
DO-35 10,000
190mm x 150mm x 65mm
Quantity Per Plastic Bag
DO-35 500 x 20 Plastic Bag
Plas tic Bag
October 2003 / B
Page 5
Package Outline
Package Case Outline
DO-35 DO-35
Millimeters Inches
DIM
Min Max Min Max
A 0.46 0.55 0.018 0.022
B 3.05 5.08 0.120 0.200
C 25.40 38.10 1.000 1.500
D 1.53 2.28 0.060 0.090
Notes: 1. Al l dimensions are within JEDEC standard.
2. DO35 polari t y denoted by cathode band.
October 2003 / B
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