DA221中文资料
Diodes
1/4
Switching diode
DA221M / DA221 / DA204U / DA204K DA228U / DA228K / UMR12N
z Applications Bias circuits
Protection circuits
z Features
1) Three types of packages are available. (VMD3, EMD3, UMD3, SMD3)
2) Two diode elements are connected in series (V F × 2) per circuit.
z Construction
Silicon epitaxial planar
z Circuit
z External dimensions (Unit : mm)
Diodes
2/4
z Marking
UMD3
DA204U
DA228U UMD6
UMR12N
??R12
SMD3
DA204K
DA228K
K BU
K
BU EMD3DA221
K
??
VMD3
DA221M
K
??
z Absolute maximum ratings (T a=25°C)
Type V RM (V)V R (V)I FM (mA)I O (mA)I surge (mA)(1μs)
(TOTAL)Pd(mW)Tj(°C)Tstg(°C)DA2212020200100300150150?55 to +150DA221M 2020200100300150150?55 to +150DA204U 2020200100300200150?55 to +150DA228K 8080200100300200150?55 to +150UMR12N
80
80
200
100
300
200
150
?55 to +150
?55 to +150DA228U 8080200100300200150?55 to +150DA204K 2020200100300200150Peak reverse voltage Peak forward current Mean rectifying current Surge current Power dissipation Junction temperature
Storage
temperature DC reverse voltage
z Electrical characteristics (T a=25°C)
Type
Forward voltage
V F (V)Max.I R (μA)Max.Reverse current Fig.
Cond.Cond.I F (mA)V R (V)DA221 1.0100.115 1 to 4DA221M 1.0100.115 1 to 45 to 9UMR12N
1.2
100
0.1
80
DA204U 1.0100.115 1 to 40.1DA228U 1.210080 5 to 90.11.01015DA204K 1 to 40.1DA228K 1.210080 5 to 9
Diodes
3/4
z Electrical characteristic curves (T a=25°C) (DA221, DA204U, DA204K) …Fig.1 to 4
T a =125°C
D1
D1+D2
0.40.8 1.2 1.6 2.0 2.4
100101
1.00.01
75°C
2
5°C
?25°C
125°C
75°C
25°C
?25°C
F O R W A R D C U R R E N T : I F (m A )
FORWARD VOLTAGE : V F (V)Fig.1 Forward characteristics
F O R W A R D C U R R E N T : I F (m A )
FORWARD VOLTAGE : V F (V)Fig.2 Forward characteristics
D2 125°C
D1 100°C D2 100°C
D1 75°C D2 75°C
5101520
0.01
0.1
1
10
100D1 Ta=125°C
R E V E R S E C
U R R E N T : I R (n A )
REVERSE VOLTAGE : V R (V)
Fig.3 Reverse characteristics
1
25
10C A P A C I T A N C E B E T W E E N T E R M I N A L S : C T (p F )
REVERSE VOLTAGE : V R (V)
Fig.4 Capacitance between terminals characteristics
Diodes
4/4
(DA228U, DA228K, UMR12N) …Fig.5 to 9
F O R W A R D C U R R E N T : I F (m A )
FORWARD VOLTAGE : V F (V)
Fig.5 Forward characteristics F O R W A R D C U R R E N T : I F
(m A )
FORWARD VOLTAGE : V F (V)Fig.6 Forward characteristics R E V E R S E C U R R E
N T : I R (n A )
REVERSE VOLTAGE : V R (V)
Fig.7 Reverse characteristics
R E V E R S E C U R R
E N T : I R (n A )
REVERSE VOLTAGE : V R (V)Fig.8 Reverse characteristics
1
10
C A P A C I T A N C E B E T W E E N T E R M I N A L S : C T (p F )
REVERSE VOLTAGE : V R (V)
Fig.9 Capacitance between terminals characteristics
Appendix
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.0