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What is UN421D?

This electronic component, produced by the manufacturer "Panasonic Semiconductor", performs the same function as "Silicon NPN epitaxial planer transistor".


UN421D Datasheet PDF - Panasonic Semiconductor

Part Number UN421D
Description Silicon NPN epitaxial planer transistor
Manufacturers Panasonic Semiconductor 
Logo Panasonic Semiconductor Logo 


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Total 13 Pages



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No Preview Available ! UN421D datasheet, circuit

Transistors with built-in Resistor
UN4211/4212/4213/4214/4215/4216/4217/4218/
4219/4210/421D/421E/421F/421K/421L
Silicon NPN epitaxial planer transistor
For digital circuits
s Features
q Costs can be reduced through downsizing of the equipment and
reduction of the number of parts.
q New S type package, allowing supply with the radial taping.
4.0±0.2
Unit: mm
s Resistance by Part Number
q UN4211
q UN4212
q UN4213
q UN4214
q UN4215
q UN4216
q UN4217
q UN4218
q UN4219
q UN4210
q UN421D
q UN421E
q UN421F
q UN421K
q UN421L
(R1)
10k
22k
47k
10k
10k
4.7k
22k
0.51k
1k
47k
47k
47k
4.7k
10k
4.7k
(R2)
10k
22k
47k
47k
5.1k
10k
10k
22k
10k
4.7k
4.7k
s Absolute Maximum Ratings (Ta=25˚C)
Parameter
Collector to base voltage
Collector to emitter voltage
Collector current
Total power dissipation
Junction temperature
Storage temperature
Symbol
VCBO
VCEO
IC
PT
Tj
Tstg
Ratings
50
50
100
300
150
–55 to +150
Unit
V
V
mA
mW
˚C
˚C
marking
123
1.27 1.27
2.54±0.15
1 : Emitter
2 : Collector
3 : Base
New S Type Package
Internal Connection
R1
B
R2
C
E
1

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UN421D equivalent
UN4211/4212/4213/4214/4215/4216/4217/
Transistors with built-in Resistor 4218/4219/4210/421D/421E/421F/421K/421L
Cob — VCB
6
f=1MHz
IE=0
Ta=25˚C
5
4
3
2
1
0
0.1 0.3 1 3 10 30 100
Collector to base voltage VCB (V)
10000
3000
1000
IO — VIN
VO=5V
Ta=25˚C
300
100
30
10
3
1
0.4 0.6 0.8 1.0 1.2 1.4
Input voltage VIN (V)
VIN — IO
100
VO=0.2V
Ta=25˚C
30
10
3
1
0.3
0.1
0.03
0.01
0.1
0.3 1 3 10 30
Output current IO (mA)
100
Characteristics charts of UN4214
IC — VCE
160
Ta=25˚C
140
IB=1.0mA
0.9mA
120 0.8mA
0.7mA
0.6mA
100 0.5mA
80 0.4mA
60 0.3mA
40 0.2mA
20
0.1mA
0
0 2 4 6 8 10 12
Collector to emitter voltage VCE (V)
VCE(sat) — IC
100
IC/IB=10
30
10
3
1
0.3
Ta=75˚C
25˚C
0.1
0.03 –25˚C
0.01
0.1 0.3 1 3 10 30 100
Collector current IC (mA)
hFE — IC
400
VCE=10V
350
300
250
Ta=75˚C
200
25˚C
150
– 25˚C
100
50
0
1 3 10 30 100 300 1000
Collector current IC (mA)
Cob — VCB
6
f=1MHz
IE=0
Ta=25˚C
5
4
3
2
1
0
0.1 0.3 1 3 10 30 100
Collector to base voltage VCB (V)
10000
3000
1000
IO — VIN
VO=5V
Ta=25˚C
300
100
30
10
3
1
0.4 0.6 0.8 1.0 1.2 1.4
Input voltage VIN (V)
VIN — IO
100 VO=0.2V
Ta=25˚C
30
10
3
1
0.3
0.1
0.03
0.01
0.1
0.3 1 3 10 30
Output current IO (mA)
100
5


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Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for UN421D electronic component.


Information Total 13 Pages
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Download [ UN421D.PDF Datasheet ]

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