CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT
SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 70 - 100 Volts CURRENT 3.0 Amperes
FEATURES
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
* For surface mounted applications
* Low profile package
* Built-in strain relief
* Metal silicon junction, majority carrier conduction
* Low power loss, high efficiency
* High current capability, low forward voltage drop
* High surge capability
* For use in low voltage high frequency inverters, free
wheeling, and polarity protection applications
* High temperature soldering guaranteed :
260
o
C/10 seconds at terminals
SCM37PT
THRU
SCM310PT
SMC
0.245(6.22)
0.220(5.59)
0.125(3.17)
0.115(2.92)
MECHANICAL DATA
Case:
JEDEC SMC molded plastic
Terminals:
Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Weight:
0.007 ounce 0.25 gram
(1)
0.280(7.11)
0.260(6.60)
(2)
0.012(0.305)
0.006(0.152)
0.103(2.62)
0.079(2.06)
0.060(1.52)
0.030(0.76)
0.008(0.203)(max)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 H
Z
, resistive or inductive load.
For capacitive load, derate current by 20%.
o
0.320(8.13)
0.305(7.75)
Dimensions in inches and (millimeters)
SMC
SCM310PT
100
70
100
UNITS
Volts
Volts
Volts
Amps
Amps
pF
o
MAXIMUM RATINGES
( 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 T
L (SEE FIG.1)(Note 3)
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance (Note 3)
Operating and Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
C
J
R
JL
SCM37PT
70
49
70
SCM38PT
80
56
80
3.0
100
250
15
SCM39PT
90
63
90
C/W
o
T
J,
T
STG
-65 to +150
C
ELECTRICAL CHARACTERISTICS
( At T
A
= 25
o
C unless otherwise noted )
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 3.0 A DC (Note 1)
Maximum Average Reverse Current (Note 1)
at Rated DC Blocking Voltage
@ T
A
= 25
o
C
I
R
@ T
A
= 100 C
o
SYMBOL
V
F
SCM37PT
0.75
SCM38PT
SCM39PT
0.80
0.5
20
SCM310PT
UNITS
Volts
mAmps
mAmps
2002-5
NOTES : 1. Pulse test : 300 us pulse width, 1% duty cycle
2. Measured at 1.0 MH
Z
and applied reverse voltage of 4.0 volts
3. P.C.B. mounted 0.31 x 0.31" ( 8 x 8mm) copper pad areas
CHENMKO [ CHENMKO ENTERPRISE CO. LTD. ]
