Features
· 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 40A Peak
· For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Applications
· Plastic Material - UL Flammability
Classification 94V-0
Mechanical Data
· Case: Molded Plastic
· Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
· Polarity: Cathode Band
· Weight: 0.3 grams (approx.)
· Mounting Position: Any
· Marking: Type Number
SB120 - SB160
1.0A SCHOTTKY BARRIER RECTIFIER
A
Dim Min Max
B
DO-41 Plastic
A
B
C
D
All Dimensions in mm
25.40 ¾
4.06 5.21
0.71 0.864
2.00 2.72
A
C
D
Maximum Ratings and Electrical Characteristics
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol SB120 SB130 SB140 SB150 SB160 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
(Note 1) (See Figure 1)
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
Forward Voltage (Note 2) @ IF = 1.0A
Peak Reverse Current @ TA = 25°C
at Rated DC Blocking Voltage (Note 2) @ T
Typical Thermal Resistance Junction to Lead (Note 1)
Typical Thermal Resistance Junction to Ambient
Operating Temperature Range
Storage Temperature Range
Notes: 1. Measured at ambient temperature at a distance of 9.5mm from the case.
2. Short duration test pulse used to minimize self-heating effect.
= 100°C
A
V
V
V
R(RMS)
I
V
I
R
R
T
RRM
RWM
V
R
I
O
FSM
FM
RM
qJL
qJA
T
STG
j
@ TA = 25°C unless otherwise specified
20 30 40 50 60 V
14 21 28 35 42 V
1.0 A
40 A
0.50 0.70 V
0.5
10 5.0
15 °C/W
50
-65 to +125 -65 to +150
-65 to +150
mA
°C/W
°C
DS23022 Rev. 4 - 2 1 of 3 SB120-SB160
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1.0
0.5
Resistive or Inductive Load
(O),
I AVERAGE FORWARD CURRENT (A)
0.375” (9.5mm) lead length
0
SB120 - SB140
SB150 & SB160
25 50 75 100 125 150
F
I , INSTANTANEOUS FWD CURRENT (A)
1.0
0.1
T= +75°C
j
0.2
T = +125°C
j
T = +25°C
j
T = -25°C
j
1% Duty Cycle
0.4 0.6 0.8 1.0 1.2
T , LEAD TEMPERATURE (° C)
L
Fig. 1 Forward Current Derating Curve
1.0
T = +125ºC
j
T = +25ºC
j
0.1
1% Duty Cycle
I , INSTANTANEOUS FORWARD CURRENT (A)
F
0.01
0 0.2 0.4 0.6
V , INSTANTANEOUS FWD VOLTAGE (V)
F
Fig.3 Typ. Forward Characteristics - SB150 thru SB160
0.8 1.0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig.2 Typical Forward Characteristics - SB120 thru SB140
4
8.3ms Single Half Sine-Wave
(JEDEC Method)
T = T
j j(max)
30
20
10
FSM
0
I , PEAK FORWARD SURGE CURRENT (A)
110100
NUMBER OF CYCLES AT 60 Hz
. 4 Max Non-Repetitive Peak Fwd Surge Current
Fi
T = 25° C
j
f= 1.0MHz
V = 50m Vp-p
sig
1000
T = +125°C
j
100
T
C , TOTAL CAPACITANCE (pF)
SB120 - SB140
SB150 - SB160
100
10
0.1 1 10 100
V , REVERSE VOLTAGE (V)
R
Fig.5 Typical Total Capacitance
10
1
0.1
0.01
0
25
50
PERCENTAGE OF PEAK REVERSE VOLTAGE (%)
. 6 Typical Reverse Characteristics, SB120 thru SB140
Fi
T= +75°C
j
T = +25°C
j
T = -25°C
75
j
100
DS23022 Rev. 4 - 2 2 of 3 SB120-SB160
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