SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 60 Volts CURRENT 2.0 Ampere
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FEATURES
* Low switching noise
* Low forward voltage drop
* High current capability
* High switching capability
* High surge capabitity
* High reliability
MECHANICAL DATA
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%.
* 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: 0.098 gram
FM220
THRU
FM260
DO-214AA
MAXIMUM RATINGS (At T
A
= 25
o
C unless otherwise noted)
ELECTRICAL CHARACTERISTICS (At T
A
= 25
o
C unless otherwise noted)
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.
Dimensions in inches and (millimeters)
2002-10
CHARACTERISTICS
Maximum Average Reverse Current
at Rated DC Blocking Voltage
V
F
SYMBOL
I
R
m A m p s
Maximum Instantaneous Forward Voltage at 2.0A DC
Volts
1.0
10
@T
A
= 25
o
C
@T
A
= 100
o
C
.55
.70
m A m p s
UNITS
FM220
FM240
FM250
FM260
FM230
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)
SYMBOL
V
RRM
V
DC
I
FSM
C
J
T
STG
V
RMS
UNITS
Volts
Volts
Volts
Amps
2.0
40
40
130
Amps
0
C / W
0
C
Storage Temperature Range
R
J A
I
O
-55 to + 150
pF
Operating Temperature Range
T
J
FM220
FM240
FM250
FM260
FM230
20
40
50
60
30
14
28
35
42
21
20
40
50
60
30
-55 to + 150
0
C
0.012 (0.305)
0.006 (0.152)
0.008 (0.203)
0.004 (0.102)
0.220 (5.59)
0.205 (5.21)
0.030 (0.76)
0.060 (1.52)
0.084 (2.13)
0.096 (2.44)
0.160 (4.06)
0.180 (4.57)
0.130 (3.30)
0.155 (3.94)
0.083 (2.11)
0.077 (1.96)
RECTRON
RATING AND CHARACTERISTIC CURVES ( FM220 THRU FM260 )
FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE
AVREAGE FORWARD CURRENT, (A)
2.0
1.5
1.0
0.5
0
0
25
75
100
125
150
175
50
LEAD TEMPERATURE, ( )
Single
Half Wave 60HZ
Resistive or
Inductive Load
FM250-FM260
FM220-FM240
FIG. 3A - TYPICAL REVERSE CHARACTERISTICS
100
10
1.0
0.1
.01
.001
INSTANTANEOUS REVERSE CURRENT (mA)
TJ = 25
TJ = 125
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
0
TJ = 75
FM220-FM240
FIG. 3B - TYPICAL REVERSE CHARACTERISTICS
100
10
1.0
0.1
.01
INSTANTANEOUS REVERSE CURRENT (mA)
.001
TJ = 25
TJ = 75
TJ = 125
TJ = 150
FM250-FM260
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, (pF)
400
200
100
80
60
40
20
10
.1
.4
1.0
4
10
40
80
TJ = 25
REVERSE VOLTAGE, (V)
FM220
FM230
FM240
FM250
FM260
FIG. 2 - TYPICAL INSTANTANEOUS
FORWARD CHARCTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
20
10
1.0
.1
.1
.3
.5
.7
.9 1.1 1.3 1.5 1.7 1.9 2.1
TJ = 25
Pulse Width = 300uS
1% Duty Cycle
8.3ms Single Half Sine-Wave
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
PEAK FORWARD SURGE
CURRENT, (A)
NUMBER OF CYCLES AT 60Hz
JEDEC Method
1
2
4
6 810
20
40
80100
0
10
20
40
60
70
P.C.B Mounted on
0.4X0.4"(10X10mm)
copper pad areas
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