Diodes DRDNB21D - Manual (Page 5)

DRDNB21D
Document number: DS30756 Rev. 6 - 2
5 of 7
www.diodes.com
February 2011
© Diodes Incorporated
DRDNB21D
Switching Diode Elements
10
100
1,000
1
0.1
0 1.6 1.2 0.4 0.8
I,
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(mA
)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 7 Typical Forward Characteristics
F
0.1
1
10
100
1,000
10,000
0 20 40 60 80 100
V , REVERSE VOLTAGE (V)
Fig. 8 Typical Reverse Characteristics
R
I,
I
N
S
T
AN
T
ANE
O
U
S
R
EV
E
R
SE
C
U
R
R
EN
T
(n
A
)
R
0
0.5
1.0
2.5
2.0
1.5
3.0
0 10 20 40 30
C
,
T
O
T
AL
C
A
P
A
C
IT
AN
C
E (
p
F
)
T
V , REVERSE VOLTAGE (V)
Fig. 9 Typical Capacitance vs. Reverse Voltage
R
f = 1MHz
Typical Application Circuit
Typical Application Circuit DRDNB21D with two independent relays.
L1
Relay1 D1
RL1