RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICA TION
FEATURES
* Glass passivated device
* Ideal for surface mounted applications
* Low leakage current
* Metallurgically bonded construction
* Mounting position: Any
* Weight: 0.015 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwis e specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SM4001
THRU
SM4007
MELF
MAXIMUM RATINGS
(At TA = 25oC unless otherwise noted)
SURFACE MOUNT
VOLTAGE RANGE 50 to 1000 Volts CURRENT 1.0 Ampere
GLASS PASSIVATED SILICON RECTIFIER
ELECTRICAL CHARACTERISTICS
(At TA = 25oC unless otherwise noted)
NOTES : 1. Measured at 1.0 MHz and applied average voltage of 4.0VDC
2. Thermal resistance junction to terminal 6.0mm2 coppeer pads to each terminal.
3. Thermal resistance junction to ambient, 6.0mm2 coppeer pads to each terminal.
Dimensions in inches and (millimeters)
2002-11
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current T
A
= 75
o
C
Peak Forward Surge Current I
FM
(surge): 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
SYMBOL
V
RRM
V
DC
I
O
I
FSM
C
J
T
J
, T
STG
V
RMS
Amps1.0
30
50
-55 to + 150
0
C/W
pF
0
C
UNITS
Volts
Volts
Maximum Thermal Resistance
SM4001 SM4003SM4002 SM4004 SM4006SM4005 SM4007
50 100 200 400 600 800 1000
50 100 200 400 600 800 1000
35 70 140 280 420 560 700
20
Volts
Amps
15
0
C/W(Note 2) Rθ
JL
(Note 3) Rθ
JA
CHARACTERISTICS V
F
SYMBOL
I
R
1.1
30
50 uAmps
uAmps
Maximum Full Load Reverse Current,
Maximum Forward Voltage at 1.0A DC Volts
UNITS
Maximum DC Average Reverse Current at
Rated DC Blocking Voltage @T
A
= 25
o
C
@T
A
= 125
o
C
SM4001 SM4003
SM4002 SM4004 SM4006SM4005 SM4007
5.0
Full cycle Average at T
A
= 75
o
C
uAmps
MECHANICAL DA TA
* Epoxy : Device has UL flammability classification 94V-0
.095 (2.4)
.106 (2.7)
.028 (.60)
.018 (.46)
.190 (4.8)
.205 (5.2)
SOLDERABLE
ENDS
RECTRON
RATING AND CHARACTERISTIC CURVES ( SM4001 THRU SM4007 )
FIG. 2 - MAXIMUM NON-REPETITIVE FORWARD
PEAK FORWARD SURGE CURRENT, (A)
NUMBER OF CYCLES AT 60Hz
SURGE CURRENT
124
68 10 20 40 60 80 100
50
40
30
20
10
0
8.3ms Single Half Sine-Wave
(JEDED Method)
FIG. 1 - TYPICAL FORWARD CURRENT
AVERAGE FORWARD CURRENT, (A)
AMBIENT TEMPERATURE, ( )
DERATING CURVE
1.0
.8
.6
.4
.2
00 25 50 75 100 125 150 175
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
Pulse Width = 300us
1% Duty Cycle
10
1.0
.1
.01.4 .6 .8 1.0 1.2 1.4 1.6
TJ = 25
TJ = 100
TJ = 25
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT, (uA)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
0 20 40 60 80 100 120 140
.01
.04
.1
.4
10
1.0
4
JUNCTION CAPACITANCE, (pF)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE, ( V )
200
100
60
40
20
10
6
4
2
1.1 .2 .4 1.0 2 4 10 20 40 100
TJ = 25
RECTRON
Mounting Pad Layout
.100 (2.54)
.200 (5.08)
.300 (7.62)
.100 (2.54)
.100 (2.54) F-SLOT WIDTH
OPTIMUM PAD SIZE
Dimensions in inches and (millimeters)
