SK32F THRU SK3200F
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 200 Volts
Forward Current - 3.0 Ampere
SMAF
Cathode Band
Top View
FEATURES
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
For surface mounted applications
Metal silicon junction,majority carrier conduction
Low power loss,high efficiency
Built-in strain relief,ideal for automated placement
High forward surge current capability
High temperature soldering guaranteed:
260 C/10 seconds at terminals
0.106(2.70)
0.094(2.40)
0.063(1.60)
0.051(1.30)
0.146(3.7)
0.130(3.3)
0.051(1.30)
0.043(1.10)
0.0091(0.23)
0.0071(0.18)
0.051(1.30)
0.039(1.0)
MECHANICAL DATA
Case:
JEDEC SMAF molded plastic body
Terminals:
leads solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:0.0018
ounce, 0.064 grams
0.193(4.90)
0.173(4.40)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
MDD Catalog Number
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at T
L
(see fig.1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
Maximum DC reverse current
T
A
=25 C
at rated DC blocking voltage
T
A
=100 C
Typical junction capacitance (NOTE 1)
Typical thermal resistance (NOTE 2)
Operating junction temperature range
Storage temperature range
SYMBOLS
SK32F SK33F SK34F SK35F SK36F SK38F SK310F SK3150F SK3200F
UNITS
VOLTS
VOLTS
VOLTS
Amp
V
RRM
V
RMS
V
DC
I
(AV)
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
3.0
80
56
80
100
70
100
150
105
150
200
140
200
I
FSM
V
F
I
R
C
J
R
θ
JA
T
J
,
T
STG
500
0.55
0.5
20.0
80.0
0.70
0.85
10
300
55.0
-50 to +125
-50 to +150
-50 to +150
0.2
2.0
0.95
Amps
Volts
mA
pF
C/W
C
C
Note:1.Measured
at 1MHz and applied reverse voltage of 4.0V D.C.
2.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas
RATINGS AND CHARACTERISTIC CURVES SK32F THRU SK3200F
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
3.0
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
80
2.4
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
64
1.8
48
1.2
32
0.6
SK32F-SK36F
SK38F-SK3200F
16
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
0
25
50
75
100
125
150
175
0
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
50
T
J
=25 C
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS FORWARD
CURRENT,AMPERES
10.0
10
TJ=100 C
1
1
TJ=75 C
0.1
0.1
SK32F-SK34F
SK35F-SK36F
SK38F-SK3150F
SK3200F
0.01
TJ=25 C
0.001
0
20
40
60
80
100
0.01
PERCENT OF PEAK REVERSE VOLTAGE,%
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
FIG. 5-TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
100
JUNCTION CAPACITANCE, pF
2000
1000
T
J
=25 C
10
100
1
SK32F-SK34F
SS35F-SS3200F
0.1
0.01
0.1
1
10
100
10
0.1
1.0
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)!
PCB Design
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