TAK CHEONG
®
SEM IC O N DU C TO R
500 mW DO-35 Hermetically
Sealed Glass Fast Switching
Diodes
AXIAL LEAD
DO35
Absolute Maximum Ratings
Symbol
P
D
T
STG
T
J
W
IV
I
O
I
FM
I
FSURGE
Power Dissipation
T
A
= 25°C unless otherwise noted
Value
500
-65 to +150
+175
75
150
450
2
Units
mW
°C
°C
V
mA
mA
A
L
TC1Nxxxx
DEVICE MARKING DIAGRAM
Parameter
Storage Temperature Range
Operating Junction Temperature
Working Inverse Voltage
Average Rectified Current
Non-repetitive Peak Forward Current
Peak Forward Surge Current
(Pulse Width = 1.0 µsecond)
L
xx
xx
: Logo
: Device Code
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Fast Switching Device (T
RR
<4.0 nS)
DO-35 Package (JEDEC)
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
Symbol
B
V
Breakdown Voltage
T
A
= 25°C unless otherwise noted
Parameter
Test Condition
I
R
=100µA
I
R
=5µA
Limits
Min
100
Volts
75
25
5
0.62
0.72
1.0
1.0
Volts
nA
µA
Max
Unit
I
R
Reverse Leakage Current
V
R
=20V
V
R
=75V
V
F
Forward Voltage
TC1N4448, TC1N914B
TC1N4148
TC1N4448, TC1N914B
I
F
=5mA
I
F
=10mA
I
F
=100mA
I
F
=10mA, V
R
=6V
R
L
=100Ω
I
RR
=1mA
T
RR
Reverse Recovery Time
4
nS
C
Capacitance
V
R
=0V, f=1M
HZ
4
pF
Number: DB-036
October 2008 / F
Page 1
TC1N4148/TC1N4448/TC1N914B
TAK CHEONG
Typical Characteristics
500
®
SEM IC O N DU C TO R
PD - Power Dissipation [mW]
1.5
Total Capacitance [pF]
400
300
200
100
0
0
25
50
75
100
125
150
175
200
f = 1MHz
Ta = 25
℃
1.0
0.5
0.0
0
5
10
15
20
25
30
Temperature [
℃
]
VR - Reverse Voltage [V]
Figure 1. Power Dissipation vs Ambient Temperature
Valid provided leads at a distance of 0.8mm from case are kept at
ambient temperature
Figure 2. Total Capacitance
160
60
IR - Leakage Current [nA]
BV - Reverse Voltage [V]
Ta=25
℃
150
50
40
30
20
10
0
Ta=25
℃
140
130
120
110
1
10
100
IR - Reverse Current [uA]
10
VR - Reverse Voltage [V]
100
Figure 3. Reverse Voltage vs Reverse Current
BV – 1.0uA to 100uA
Figure 4. Reverse Current vs Reverse Voltage
IR – 10V to 100V
1500
1400
Ta=25
℃
1300
1200
1100
1000
900
800
700
600
500
400
300
200
100
0.001
1000
VF - Forward Voltage [mV]
VF - Forward Voltage (mV)
800
Ta= -40
℃
Ta=25
℃
400
Ta=65
℃
Ta=125
℃
200
600
0.100
10.000
IF - Forw ard Current [m A]
1000.000
0
0.01
0.1
1
10
IF - Forw ard Current (m A)
100
Figure 5. Forward Voltage vs Forward Current
VF – 0.001mA to 800mA
Figure 6. Forward Voltage vs Ambient Temperature
VF – 0.01mA to 100mA (-40 to +125 Deg C)
Number: DB-036
October 2008 / F
Page 2
TAK CHEONG
Package Outline
Package
®
SEM IC O N DU C TO R
Case Outline
DO-35
DO-35
DIM
Min
Millimeters
Max
Min
Inches
Max
A
B
C
D
0.46
0.55
0.018
0.022
3.05
4.00
0.120
0.157
25.40
38.10
1.000
1.500
1.53
2.00
0.060
0.079
Notes:
1.
2.
All dimensions are within JEDEC standard.
DO35 polarity denoted by cathode band.
Number: DB-036
October 2008 / F
Page 3
TAK CHEONG
®
DISC LA I MER NOTIC E
NOTICE
The information presented in this document is for reference only. Tak Cheong reserves the right to make
changes without notice for the specification of the products displayed herein.
The product listed herein is designed to be used with ordinary electronic equipment or devices, and not
designed to be used with equipment or devices which require high level of reliability and the malfunction of with
would directly endanger human life (such as medical instruments, transportation equipment, aerospace
machinery, nuclear-reactor controllers, fuel controllers and other safety devices), Tak Cheong Semiconductor
Co., Ltd., or anyone on its behalf, assumes no responsibility or liability for any damagers resulting from such
improper use of sale.
This publication supersedes & replaces all information reviously supplied. For additional information, please visit
our website
http://www.takcheong.com,
or consult your nearest Tak Cheong’s sales office for further assistance.
Number: DB-100
April 14, 2008 / A
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