DS13004 Rev. E-2 1 of 2 B220/A-B260/A
www.diodes.com ã Diodes Incorporated
B220/A - B260/A
2.0A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Maximum Ratings and Electrical Characteristics @ TA = 25°C unless otherwise specified
·Schottky Barrier Chip
·Guard Ring Die Construction for
Transient Protection
·Ideally Suited for Automatic Assembly
·Low Power Loss, High Efficiency
·Surge Overload Rating to 50A Peak
·For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Application
·High Temperature Soldering:
260°C/10 Second at Terminal
·Plastic Material - UL Flammability
Classification 94V-0
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Mechanical Data
·Case: Molded Plastic
·Terminals: Solder Plated Terminal - Solderable
per MIL-STD-202, Method 208
·Polarity: Cathode Band or Cathode Notch
·Approx. Weight: SMA 0.064 grams
SMB 0.093 grams
·Mounting Position: Any
·Marking: Type Number
No Suffix Designates SMB Package
“A” Suffix Designates SMA Package
SMA SMB
Dim Min Max Min Max
A2.29 2.92 3.30 3.94
B4.00 4.60 4.06 4.57
C1.27 1.63 1.96 2.21
D0.15 0.31 0.15 0.31
E4.80 5.59 5.00 5.59
G0.10 0.20 0.10 0.20
H0.76 1.52 0.76 1.52
J2.01 2.62 2.00 2.62
All Dimensions in mm
A
B
C
D
G
H
E
J
Notes: 1. Thermal Resistance: Junction to terminal, unit mounted on PC board with 5.0 mm2 (0.013 mm thick) copper pad as heat sink.
2. Measured at 1.0 MHz and applied reverse voltage of 4.0V DC.
Characteristic Symbol B220/A B230/A B240/A B250/A B260/A Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
20 30 40 50 60 V
RMS Reverse Voltage VR(RMS) 14 21 28 35 42 V
Average Rectified Output Current @ TT = 100°C IO2.0 A
Non-Repetitive Peak 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 @ TA = 25°C
at Rated DC Blocking Voltage @ TA = 100°C IRM 0.5
20 mA
Typical Junction Capacitance (Note 2) Cj200 pF
Typical Thermal Resistance, Junction to Terminal RqJT 20 K/W
Typical Thermal Resistance, Junction to Ambient (Note 1) RqJA 25 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Features
SPICE MODELS: B220 B230 B240 B250 B260
B220A B230A B240A B250A B260A
DS13004 Rev. E-2 2 of 2 B220/A-B260/A
www.diodes.com
0.01
0.1
1.0
10
0 0.2 0.4 0.6 0.8 1.0
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fi
g
.2 T
y
pical Forward Characteristics
B220 thru B240
B250 thru B260
T - 25ºC
J
I Pulse Width = 300 ms
F
0
10
20
30
40
5
0
110100
I , PEAK FWD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60 Hz
Fi
g
. 3 Max Non-Repetitive Peak Fwd Sur
g
e Current
Single Half-Sine-Wave
(JEDEC Method)
10
100
1000
0.1 1 10 100
C , JUNCTION CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
R
Fi
g
.4 T
y
pical Junction Capacitance
T = 25°C
j
f = 1MHz
0 20 40 60 80 100 120 140
I , INSTANTANEOUS REVERSE CURRENT (mA
)
R
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fi
g
. 5 T
y
pical 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
0.5
1.0
25 50 75 100 125 150
I AVERAGE FORWARD CURRENT (A)
O,
T , TERMINAL TEMPERATURE (ºC)
T
Fi
g
. 1 Forward Current Deratin
g
Curve
1.5
2.0
2
.5
