®
TAK CHEONG
SE MI COND U C TO R
1 Watt DO-41 Hermetically
Sealed Glass Zener Voltage
Regulators
AXIAL LEAD
DO41
Absolute Maximum Ratings
Parameter
Storage Temperature Range
T
A
= 25°C unless otherwise noted
Value
-65 to +175
+175
1.0
53.5
100
Units
°C
°C
Watt
°C
/ W
°C
/ W
DEVICE MARKING DIAGRAM
Maximum Junction Operating Temperature
Total Device Dissipation
Thermal Resistance Junction to Lead
Thermal Resistance Junction to Ambient
L
1N
47
xx
T
L
: Logo
Device Code
: TC1N47xxT
VZ Tolerance (T) : A =
±5%
C =
±2%
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
§
§
§
§
§
§
§
§
Zener Voltage Range 3.3 to 56 Volts
Through-Hole Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All External Surfaces Are Corrosion Resistant And Leads Are Readily Solderable
RoHS Compliant
Solder Hot Dip Tin (Sn) Terminal Finish
Cathode Indicated By Polarity Band
ELECTRICAL SYMBOL
Cathode
Anode
Electrical Characteristics
Device Type
TC1N4728A
TC1N4729A
TC1N4730A
TC1N4731A
TC1N4732A
TC1N4733A
TC1N4734A
TC1N4735A
TC1N4736A
TC1N4737A
TC1N4738A
TC1N4739A
TC1N4740A
TC1N4741A
TC1N4742A
TC1N4743A
TC1N4744A
V
Z
@ I
ZT
(Volts)
Nominal
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
T
A
= 25°C unless otherwise noted
Z
ZT
@ I
ZT
I
ZT
I
ZK
(Ω)
(mA)
(mA)
Max
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
10
10
9
9
8
7
5
2
3.5
4
4.5
5
7
8
9
10
14
1
1
1
1
1
1
1
1
1
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
Z
ZK
@ I
ZK
(Ω)
Max
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
I
R
@ V
R
(µA)
Max
100
100
50
10
10
10
10
10
10
10
10
10
10
5
5
5
5
V
R
(Volts)
1
1
1
1
1
1
2
3
4
5
6
7
7.6
8.4
9.1
9.9
11.4
Number: DB-031
Jun 2016/ I
Page 1
TC1N4728A through TC1N4761A
®
TAK CHEONG
SE MI COND U C TO R
Electrical Characteristics
Device Type
TC1N4745A
TC1N4746A
TC1N4747A
TC1N4748A
TC1N4749A
TC1N4750A
TC1N4751A
TC1N4752A
TC1N4753A
TC1N4754A
TC1N4755A
TC1N4756A
TC1N4757A
TC1N4758A
TC1N4759A
TC1N4760A
TC1N4761A
T
A
= 25°C unless otherwise noted
V
Z
@ I
ZT
(Volts)
Nominal
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
I
ZT
(mA)
15.5
14
12.5
11.5
10.5
9.5
8.5
7.5
7
6.5
6
5.5
5
4.5
4.0
3.7
3.3
Z
ZT
@ I
ZT
(Ω)
Max
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
I
ZK
(mA)
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
Z
ZK
@ I
ZK
(Ω)
Max
700
700
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
2000
2000
2000
2000
I
R
@ V
R
(µA)
Max
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
V
R
(Volts)
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
V
F
Forward Voltage = 1.2 V Maximum @
I
F
= 200 mA for all types
Notes:
1. TOLERANCE AND TYPE NUMBER DESIGNATION (V
Z
)
The type numbers listed have a standard tolerance on the nominal zener voltage of
±
5%. Device tolerance of
±2%
is indicated by a
“C”
instead of an
“A”.
2. SPECIALS AVAILABLE INCLUDE
Nominal zener voltages between the voltages shown and tighter voltage, for detailed information on price, availability and delivery,
contact you nearest Tak Cheong representative.
3. ZENER VOLTAGE (V
Z
) MEASUREMENT
The zener voltage (V
Z
) is tested under pulse condition.
4. ZENER IMPEDANCE (Z
Z
) DERIVATION
The zener impedance is derived from the 60 cycle AC voltage, which results when an AC current having an RMS value equal to 10%
of the DC zener current (I
ZT
or I
ZK
) is superimposed on I
ZT
or I
ZK.
Number: DB-031
Jun 2016/ I
Page 2
®
TAK CHEONG
SE MI COND U C TO R
Typical Characteristics
1.0
1000
PD-Power Passipation [W]
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0
20
40
60
80
100
120
140
160
180
200
Total Capacitance [pF]
VR = 0V
f = 1MHz
Ta = 25
℃
100
VR = 2V
VR = 5V
VR = 20V
10
VR = 30V
1
0
5
10 15 20 25
30 35 40 45
50 55 60
Temperature [℃]
Figure 1. Power Dissipation vs Ambient Temperature
Valid provided leads at a distance of 0.8mm from case are kept at
ambient temperature
VZ - Reverse Voltage [V]
Figure 2. Total Capacitance
Differential Zener Impedance [Ω]
1000
Iz=1mA
1000
Iz=2mA
Iz=5mA
Iz=10mA
Ta = 25
℃
Forward Current [mA]
100
Ta = 25
℃
100
10
10
1
1
0.1
0
10
20
30
40
VZ - Reverse Voltage [V]
50
60
0.1
0
0.2
0.4
0.6
0.8
VF - Forw ard Voltage [V]
1
1.2
Figure 3. Differential Impedance vs. Zener Voltage
Figure 4. Forward Current vs. Forward Voltage
1000
100
Reverse Current [mA]
100
Reverse Current [mA]
10
Ta = 25
℃
1
10
Ta = 25
℃
1
0.1
0.1
0
3
6
9
VZ - Reverse Voltage [V]
12
15
0.01
10
20
30
40
50
VZ - Reverse Voltage [V]
60
70
Figure 5. Reverse Current vs. Reverse Voltage
Number: DB-031
Jun 2016/ I
Figure 6. Reverse Current vs. Reverse Voltage
Page 3
®
TAK CHEONG
SE MI COND U C TO R
Package Outline
Package
Case Outline
D0-41
DO-41
DIM
Min
Millimeters
Max
Min
Inches
Max
A
B
C
D
0.68
0.81
0.027
0.032
---
4.25
---
0.167
25.40
---
1.000
---
2.10
2.60
0.083
0.102
Notes:
.
1.
DO41 polarity denoted by cathode band.
Number: DB-031
Jun 2016/ I
Page 4