Diodes SBR1045D1Q User Manual
Page 3
SBR1045D1Q
Document number: DS36362 Rev. 1 - 2
3 of 5
June 2013
© Diodes Incorporated
SBR1045D1Q
SBR is a registered trademark of Diodes Incorporated.
Notes:8. Polymide, 2oz. Copper 16x minimum recommended pad layout
Fig. 3 Typical Reverse Characteristics
0.1
1
10
100
1,000
10,000
100,000
0
5
10
15
20
25
30
35
40
45
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
I
, I
N
S
T
ANT
A
N
E
OUS RE
VERSE
C
URRENT
(
u
A)
R
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
Fig. 4 Total Capacitance vs. Reverse Voltage
100
1,000
10,000
0.1
1
10
100
V , DC REVERSE VOLTAGE (V)
R
C
, T
O
T
A
L
CAP
A
C
IT
A
NCE
(p
F
)
T
f=1MHz
Fig. 5 Forward Current Derating Curve
25
50
75
100
125
150
T , AMBIENT TEMPERATURE (°C)
A
0
1
2
3
4
5
6
7
8
I
,
A
V
ERAGE
F
O
R
W
ARD CURRE
N
T
(
A
)
F(A
V
)
T = 150°C
R
J
JA
= 44°C/W
(Note 5)
Duty =
I
I
AV
PK
I
I
AV
PK
DC
= 2
I
I
AV
PK
= 3.33
I
I
AV
PK
= 10
I
I
AV
PK
= 20
Fig. 6 Operating Temperature Derating
0
25
50
75
100
125
150
0
5
10
15
20
25
30
35
40
45
V , DC REVERSE VOLTAGE (V)
R
T
, DERA
T
E
D
AM
B
IENT
T
E
M
PERA
T
URE
(
°C)
A
100,000
10,000
1,000
100
10
1
P
, M
A
X
IM
U
M A
V
A
L
A
N
C
H
E
P
O
WE
R
(W
)
AR
M
0.01
0.1
1
10
100
1,000
T , PULSE DURATION (µS)
P
Fig. 7 Maximum Avalanche Power Curve
200
400
600
800
1,000
0
t1, PULSE DURATION TIME (sec)
Figure 8 Single Pulse Maximum Power Dissipation
P
,
P
E
AK
T
R
A
N
SI
E
N
T
P
O
IW
E
R
(W
)
(P
K
)
Single Pulse
R
= 65 C/W
R
= r
* R
T - T = P * R
JA
JA(t)
(t)
JA
J
A
JA(t)