RB481K ROHM Co. Ltd., RB481K Datasheet - Page 2

• Manufacturer Part Number: RB481K
• Description: Schottky Barrier Diode
• Manufacturer: ROHM Co. Ltd.

Diodes
Electrical characteristic curves (Ta=25°C)
0.001
1000
1000
0.01
100
100
450
440
430
420
410
400
20
15
10
0.1
10
10
5
0
1
0.001
0
Ta=75℃
FORWARD VOLTAGE：VF(mV)
Ta=125℃
100
VF-IF CHARACTERISTICS
Rth-t CHARACTERISTICS
IFSM DISPERSION MAP
VF DISPERSION MAP
0.1
AVE:421.0mV
200
TIME:(s)
Mounted on epoxy board
IM=10mA
AVE:5.60A
1ms
300us
Ta=25℃
Ifsm
300
time
10
Ta=-25℃
IF=200mA
8.3ms
IF=100mA
Ta=25℃
n=10pcs
400
Rth(j-a)
Rth(j-c)
1cyc
1000
500
100000
10000
0.15
0.05
1000
0.2
0.1
0.01
100
10
0.1
50
45
40
35
30
25
20
15
10
0
10
5
0
5
0
1
0
1
0
Sin(θ＝180)
IFSM-CYCLE CHARACTERISTICS
0.1
FORWARD CURRENT：Io(A)
REVERSE VOLTAGE：VR(V)
VR-IR CHARACTERISTICS
Io-Pｆ CHARACTERISTICS
AVERAGE RECTIFIED
D=1/2
NUMBER OF CYCLES
IR DISPERSION MAP
10
AVE:4.775uA
0.2
Ifsm
10
0.3
8.3ms
20
1cyc
Ta=-25℃
Ta=125℃
Ta=75℃
Ta=25℃
Ta=25℃
n=30pcs
VR=10V
8.3ms
DC
0.4
100
30
0.5
100
10
0.5
0.4
0.3
0.2
0.1
20
19
18
17
16
15
14
13
12
11
10
10
1
5
0
0
0
1
0
IFSM-t CHARACTERISTICS
REVERSE VOLTAGE：VR(V)
VR-Ct CHARACTERISTICS
VR-P
REVERSE VOLTAGE:VR(V)
Sin(θ＝180)
5
Ct DISPERSION MAP
10
R
CHARACTERISTICS
AVE:14.33pF
TIME:t(ms)
DC
Rev.C
10
10
D=1/2
Ifsm
20
RB481K
15
f=1MHz
Ta=25℃
n=10pcs
f=1MHz
VR=0V
t
30
20
100
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