SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
SS32B THRU SS320B
20 to 200 Volts
CURRENT
3.0 Ampere
Features
The plastic package carries Underwriters Laboratory
For surface mounted applications
Metal silicon junction,majority carrier conduction
Low power loss,high efficiency
Flammability Classification 94V-0
Built-in strain relief,ideal for automated placement
High forward surge current capability
High temperature soldering guaranteed: 260 C/10 seconds at terminals
Mechanical Data
Case: Transfer molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead :Solder plated, solderable per MIL-STD-750 method 2026
Polarity: Color band denotes cathode end
Weight: 0.003ounce, 0.093 gram
Maximum Ratings and Electrical Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load
For capacitive load derate current by 20%
SYMBOL
S
VRRM
SS
32B
20
SS
34B
40
SS
35B
50
SS
36B
60
SS
38B
80
Maximum RMS Voltage
VRMS
14
28
35
42
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current at
TLsee figure 1 TL =100℃
Peak Forward Surge Current 8.3ms single half
sine-wave superimposed on rated load (JEDEC
method)
Maximum Instantaneous Forward Voltage @
3.0A(Note1)
Maximum DC Reverse Current at
TA = 25℃
rated DC Blocking Voltage per
TA = 100℃
element
VDC
20
40
50
60
TYPE NUMBER
Maximum Repetitive Peak Reverse Voltage
Typical Thermal Resistance (Note 2)
SS
315B
150
SS
320B
200
56
70
105
140
Volts
80
100
150
200
Volts
UNIT
Volts
I(AV)
3.0
Amps
IFSM
80
Amps
VF
0.55
0.70
0.85
0.1
IR
20.0
10.0
50
RθJL
12
CJ
Operating Junction Temperature
TJ
TSTG
0.90
0.01
RθJA
Diode junction capacitance (Note 3)
Storage Temperature Range
SS
310B
100
300
2.0
Volts
mA
℃/W
200
(-55 to +150)
pF
(-65 to +175)
(-55 to +150)
℃
℃
Notes:
1. Pulse test:300μs pulse width,1% duty cycle.
2. Thermal resistance from Junction to ambient and from junction to lead mounted on PCB. with 0.3×0.3″(8.0 ×
8.0mm)copper pad areas.
3. f=1MHz and applied 4V DC reverse voltage.
Sep-03, Rev A
CHANGZHOU LANGJIE ELECTRONICS CO.,LTD
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
SS32B THRU SS320B
20 to 200 Volts
CURRENT
3.0 Ampere
3 .5
3 .0
2 .5
S S 3 2B -S S 3 10B
S S 3 15 B -S S 320B
2 .0
1 .5
1 .0
0 .5
0
50
P .C .B .M O U N T E D
0 .3 0X 0.30 ″(8.0X 8.0m m )
COPPER PAD AREAS
60
70
80
90
1 00
1 10
1 20
1 30
1 40
1 50
1 60
F 1G .2-M A X IM U M N O N -R E P E T IT IV E P E A K
FORW ARD SURGE CURRENT
1 00
T L = 100℃
8 .3 m s S in g le H a lf S ine-W ave
(JE D E C M e th od)
90
80
70
AMPERES
4 .0
AMPERES
AVERAGE FORWARD CURRENT
F 1G .1-F O R W A R D C U R R E N T
D E R A T IN G C U R V E
PEAK FORWARD SURGE CURRENT,
Ratings and Characteristic Curves (TA=25℃ unless otherwise noted)
60
50
40
30
20
10
0
1
1 00
F 1G .4-T Y P IC A L R E V E R S E C H A R A C T E R IS T IC S
T J =2 5℃
P u lse W id th=300us
1 % D u ty C ycle
1 .0
0 .1
S S 3 2B -S S 34B
S S 3 5B -S S 36B
S S 3 8B -S S 3 15B
S S 3 20B
1 00
T J = 100℃
10
MICROAMPERES
INSTANTANEOUS REVERSE CURRENT,
AMPERES
INSTANTANEOUS FORWARD CURRENT,
F 1G .3-T Y P IC A L IN S T A N T A N E O U S
F O R W A R D C H A R A C T E R IS T IC S
10
10
N U M B E R O F C Y C LE S A T 60 H z
LE A D T E M P E R A T U R E ,(℃ )
1 .0
T J =7 5℃
0 .1
T J =2 5℃
0 .01
0 .0 01
0
0 .01
0
0 .2
0 .4
0 .6
0 .8
1 .0
1 .2
1 .4
IN S T A N T A N E O U S F O R W A R D V O LT A G E , V O LT S
20
40
60
80
1 00
PERCENT O F RATED PEAK
R E V E R S E V O LT A G E ,(% )
F 1G .5-T Y P IC A L JU N C T IO N C A P A C IT A N C E
JUNCTION CAPACITANCE,(pF)
2 0 00
1 0 00
T J =2 5℃
f= 1 M H z
V sig = 5 0m V p-p
1 00
S S 3 2B -S S 34B
S S 3 5B -S S 3 20B
0 .1
1 .0
10
1 00
R E V R E S E V O LT A G E , V O LT S
Sep-03, Rev A
CHANGZHOU LANGJIE ELECTRONICS CO.,LTD
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
SS32B THRU SS320B
Package Outline Dimensions
CURRENT
20 to 200 Volts
3.0 Ampere
in inches (millimeters)
Marking
Type number
Sep-03, Rev A
Marking code
SS32B
SS32
SS34B
SS34
SS35B
SS35
SS36B
SS36
SS38B
SS38
SS310B
SS310
SS315B
SS315
SS320B
SS320
CHANGZHOU LANGJIE ELECTRONICS CO.,LTD
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
SS32B THRU SS320B
20 to 200 Volts
CURRENT
3.0 Ampere
Package Reel Information
Specifications
Ao
Bo
Ko
Po
W
t1
SMB
3.77±0.10
5.70±0.10
2.67±0.10
4.00±0.1
12.0±0.05
0.23±0.02
DEVICE
TYPE
SMB
Sep-03, Rev A
13"Reel
07"Reel
Tape
Width Q'TY/REEL(p BOX/CARTO Q'TY/CARTO Q'TY/REEL(p REEL/BOX BOX/CARTO Q'TY/CARTO
cs)
ON
N(pcs)
cs)
ON
N(pcs)
12mm
3000
8
48000
NA
NA
NA
NA
CHANGZHOU LANGJIE ELECTRONICS CO.,LTD
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
SS32B THRU SS320B
CURRENT
20 to 200 Volts
3.0 Ampere
Reflow Profile
Reflow Condition
Pre Heat
Temperature Min.
+150°C
Temperature Max.
+200°C
Time(Min to Max)
60-180 secs.
Average ramp up rate(Liquidus Temp(TL) to peak)
3°C/sec. Max.
TS(max) to TL - Ramp-up Rate
3°C/sec. Max.
Reflow
Sep-03, Rev A
Pb-Free Assembly
Temperature (TL)(Liquidus)
+217°C
Temperature (TL)
60-150 secs.
Peak Temp (TP)
+(260+0/-5 )°C
Time within 5°C of actual Peak Temp (TP)
25 secs.
Ramp-down Rate
6°C/sec. Max.
Time 25°C to peak Temp (TP)
8 min. Max.
Do not exceed
+260°C
CHANGZHOU LANGJIE ELECTRONICS CO.,LTD
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