RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM220A
THRU
FM260A
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 60 Volts CURRENT 2.0 Ampere
FEATURES
*
*
*
*
*
*
Low switching noise
Low forward voltage drop
High current capability
High switching capability
High surge capabitity
High reliability
DO-214AC
MECHANICAL DATA
*
*
*
*
*
*
Case: Molded plastic
Epoxy: Device has UL flammability classification 94V-O
Lead: MIL-STD-202E method 208C guaranteed
Metallurgically bonded construction
Mounting position: Any
Weight: 0.057 gram
0.067 (1.70)
0.051 (1.29)
0.180(4.57)
0.160(4.06)
0.110 (2.79)
0.086 (2.18)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
0.091 (2.31)
0.067 (1.70)
0.059 (1.50)
0.035 (0.89)
0.209 (5.31)
0.185 (4.70)
0.012 (0.305)
0.006 (0.152)
0.008 (0.203)
0.004 (0.102)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(At T
A
= 25
o
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at Derating Lead Temperature
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ
JA
C
J
T
J
T
STG
-65 to + 125
-65 to + 150
FM220A
20
14
20
FM230A
30
21
30
FM240A
40
28
40
2.0
50
40
130
-65 to + 150
FM250A
50
35
50
FM260A
60
42
60
UNITS
Volts
Volts
Volts
Amps
Amps
0
C/ W
pF
0
0
C
C
ELECTRICAL CHARACTERISTICS
(At T
A
= 25
o
C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 2.0A DC
Maximum Average Reverse Current
at Rated DC Blocking Voltage
@T
A
= 25 C
@T
A
= 100
o
C
o
SYMBOL
V
F
I
R
FM220A
FM230A
.55
FM240A
1.0
10
FM250A
.70
FM260A
UNITS
Volts
mAmps
mAmps
2002-6
NOTES : 1. Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5” (12.7mm) Lead Length.
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
RATING AND CHARACTERISTIC CURVES ( FM220A THRU FM260A )
INSTANTANEOUS FORWARD CURRENT, (A)
FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE
AVREAGE FORWARD CURRENT, (A)
FIG. 2 - TYPICAL INSTANTANEOUS
FORWARD CHARCTERISTICS
20
10
2.0
1.5
1.0
Single
Half Wave 60HZ
Resistive or
Inductive Load
0
25
FM
A-F
M2
M2
40
A
60
A
2
FM
20
A-F
1.0
0.5
P.C.B Mounted on
0.4X0.4"(10X10mm)
copper pad areas
FM220A
FM230A
FM240A
FM250A
FM260A
TJ = 25
Pulse Width = 300uS
1% Duty Cycle
0
0
25
50
75
100
125
150
LEAD TEMPERATURE, (
)
175
.1
.1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG. 3B - TYPICAL REVERSE CHARACTERISTICS
FIG. 3A - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT (mA)
FM220A-FM240A
INSTANTANEOUS REVERSE CURRENT (mA)
100
100
FM250A-FM260A
10
TJ = 125
10
1.0
TJ = 75
1.0
TJ = 150
TJ = 125
0.1
0.1
TJ = 75
.01
TJ = 25
.01
TJ = 25
.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
.001
0
20
40
60
80
100
120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
JUNCTION CAPACITANCE, (pF)
PEAK FORWARD SURGE
CURRENT, (A)
400
200
100
80
60
40
20
10
.1
.4
1.0
4
10
REVERSE VOLTAGE, (V)
40
80
TJ = 25
70
60
8.3ms Single Half Sine-Wave
40
20
10
0
1
JEDEC Method
2
4 6 810
20 40
80100
NUMBER OF CYCLES AT 60Hz
RECTRON
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