SB220 – SB260 1 of 2 © 2000 Won-Top Electronics
SB220 – SB260
2.0A SCHOTTKY BARRIER RECTIFIER
Features
! Schottky Barrier Chip
! Guard Ring Die Construction for
Transient Protection
! High Current Capability A B A
! Low Power Loss, High Eff icienc y
! High Surge Current Capability
! For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Applications C
D
Mechanical Data
! Case: Molded Plastic
! Terminals: Plated Leads Solderable per
MIL-STD- 202, Met hod 208
! Polarity: Cathode Band
! Weight: 0.40 grams (approx.)
! Mounting Position: Any
! Marking: Type Number
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derat e current by 20%.
Characteristic Symbol SB220 SB230 SB240 SB250 SB260 Unit
Peak Repetit i ve Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR20 30 40 50 60 V
RMS Reverse Voltage VR(RMS) 14 21 28 35 42 V
Average Rectified Output Current (Note 1) @TL = 100°C IO2.0 A
Non-Repetiti ve P eak Forward Surge Current 8.3ms
Single half sine-wave superimposed on rated load
(JEDEC Method) IFSM 50 A
Forward Voltage @IF = 2.0A VFM 0.50 0.70 V
Peak Reverse Current @T
A = 25°C
At Rated DC Blocking Voltage @TA = 100°C IRM 0.5
10 mA
Typical Junction Capacitanc e (Note 2) Cj170 140 pF
Typical Thermal Resistance Junction to Lead RJL 15 K/W
Typical Thermal Resistance Junction to Ambient (Note 1) RJA 50 K/W
Operating and Storage Temperat ure Range Tj, TSTG -65 to +150 °C
Note: 1. Valid provided that leads are kept at ambi ent t emperature at a distanc e of 9.5mm from the case.
2. Measured at 1.0 MHz and applied reverse volt age of 4.0V D.C.
WTE
PO WER SEM IC OND UCTOR S
DO-15
Dim Min Max
A25.4 —
B5.50 7.62
C0.71 0.864
D2.60 3.60
All Dimensions in mm
20
30
40
50
10
110100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Max Non-Repetitive Peak Fwd Surge Current
Single Half Sine-Wave
(JEDEC Method)
T = 150 C
j°
10
100
1000
0.1 1 10 100
C , JUNCTION CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
SB250-SB260
SB220-SB240
T = 25 C
f = 1.0MHz
j°
0 20 40 60 80 100 120 140
I , INSTANTANEOUS REVERSE CURRENT (mA)
R
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 5 Typical Reverse Characteristics
T = 100 C
j°
T = 75 C
j°
T = 25 C
j°
100
10
1.0
0.1
0.01
0.001
0.1
1.0
10
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
20
0.50.1 0.9 1.3 1.7 2.1
T = 25 C
j°
I Pulse Width = 300 s
Fµ
SB250-SB260
SB220-SB240
0
1.0
2.0
25 50 75 100 125 150
I AVERAGE FORWARD CURRENT (A)
(O),
T , LEAD TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
L°
SB220 – SB260 2 of 2 © 2000 Won-Top Electronics
