DS30091 Rev. B-2
1 of 2
SBG2030CT - SBG2045CT
SBG2030CT - SBG2045CT
20A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Features
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Maximum Ratings and Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Case: D
2
PAK Molded Plastic
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: See Diagram
Marking: Type Number
Weight: 1.7 grams (approx.)
Mounting Position: Any
Mechanical Data
B
C
D
E
G
H
J
K
L
M
A
1
2
3
4
PIN 1
PIN 3
PIN 2 & 4
D
2
PAK
Dim
Min
Max
A
9.65
10.69
B
14.60
15.88
C
0.51
1.14
D
2.29
2.79
E
4.37
4.83
G
1.14
1.40
H
1.14
1.40
J
8.25
9.25
K
0.30
0.64
L
2.03
2.92
M
2.29
2.79
All Dimensions in mm
Characteristic
Symbol
SBG
2030CT
SBG
2035CT
SBG
2040CT
SBG
2045CT
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
30
35
40
45
V
RMS Reverse Voltage
V
R(RMS)
21
25
28
32
V
Average Rectified Output Current
@ T
C
= 105
C
I
O
20
A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on rated load
(JEDEC Method)
I
FSM
225
A
Forward Voltage, per Element
@ I
F
= 10A
V
FM
0.55
V
Peak Reverse Current
@ T
j
= 25
C
at Rated DC Blocking Voltage
@ T
j
= 100
C
I
RM
1.0
50
mA
Typical Junction Capacitance (Note 2)
C
j
650
pF
Typical Thermal Resistance Junction to Case (Note 1)
R
qJC
2.0
K/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +125
C
Schottky Barrier Chip
Guard Ring Die Construction for
Transient Protection
Low Power Loss, High Efficiency
High Surge Capability
High Current Capability and Low Forward
Voltage Drop
Surge Overload Rating to 225A Peak
For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Applications
Plastic Material: UL Flammability
Classification Rating 94V-0
Notes:
1. Thermal resistance: junction to case mounted on heat sink.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
DS30091 Rev. B-2
2 of 2
SBG2030CT - SBG2045CT
0
50
100
150
200
250
300
1
10
100
I
,
PEAK
F
O
R
W
ARD
SURGE
CURRENT
(A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Max Non-Repetitive Surge Current
0
5
10
15
20
25
0
50
100
150
I
,
A
VERA
G
E
FWD
C
URRENT
(
A
)
(A
V)
T , CASE TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
C
I
,
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
0.1
1.0
10
100
0
0.4
0.8
1.2
T = 25 C
j
1.6
2.0
Pulse Width = 300 s
2% Duty Cycle
100
1000
0.1
1.0
10
100
C
,
JUNCTI
O
N
CAP
ACIT
ANCE
(pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
T = 25 C
f = 1.0MHz
j
10000
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