SS34A
- 1 -
SS34A
3.0AMPS. SCHOTTKY BARRIER RECTIFIERS
FEATURE
.For surface mounted application
.High current capability
.Low forward voltage drop
.Low power loss, high efficiency
.High surge current capability
.High temperature soldering guaranteed:
260℃/10 seconds at terminals.
MECHANICAL DATA
.Terminal: Solder plated
.Case: Molded with UL-94 Class V-0 recognized
Flame Retardant Epoxy
.Polarity: color band denotes cathode
.Packaging:12mm tape per EIA STD RS-481
SMA（DO-214AC）
.11 4(2 .9)
.10 2(2 .6)
.05 9(1 .50)
.05 1(1 .30)
.18 3(4 .65)
.17 5(4 .45)
.01 2(0 .305)
.00 6(0 .152)
.22 9(5 .80)
.21 3(5 .40)
.00 9(0 .23)
.00 2(0 .05)
.08 3(2 .10)
.07 4(1 .90)
.06 3(1 .60)
.04 0(1 .00)
Dimensions in inches and (millimeters)
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%
Type Number
SYM
BOL
SS34A
units
Maximum Recurrent Peak Reverse Voltage
V
RRM
40
V
Maximum RMS Voltage
V
RMS
28
V
Maximum DC blocking Voltage
V
DC
40
V
Maximum Average Forward Rectified Current
I
F(AV)
3.0
A
Peak Forward Surge Current 8.3ms single half
sine-wave superimposed on rated load
(JEDEC method)
I
FSM
80.0
A
Maximum Forward Voltage at 3.0A DC
V
F
0.55
V
Maximum DC ReverseCurrent @TJ =25°C
atratedDC blocking voltage @TJ =100°C
I
R
0.2
mA
10.0
Typical Junction Capacitance (Note1)
C
J
160
pF
Typical Thermal Resistance (Note2)
R
(JA)
75
°C/W
Storage Temperature
T
STG
-55 to+150
°C
Operating Junction Temperature
T
J
-55 to +125
°C
Note:
1. Measured at 1.0 MHz and applied reverse voltage of 4.0Vdc
2. Measured on P.C.Board with 0.2×0.2”(5.0×5.0mm)Copper Pad Areas.
SS34A
- 2 -
RATING AND CHARACTERISTIC CURVES
100
FIG.3-MAXIMUN NON-REPETITIVE
FORWARD SURGE CURRENT
200
PEAK FORWARD SURGE
CURRENT,(A)
1
0
20
40
10
NUMBER OF CYCLES AT 60Hz
AVERGE FORWARD
RECTIFIED CURRENT,(A)
Single Phase Half
Wave 60Hz
Resistive or
inductive Load
60
80
0
0
1.5
LEAD TEMPERTURE,(℃)
8.3ms Single Half
Sine-Wave (JEDEC
Method)
50
100
150
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
3.0
INSTANEOUS REVERSE
CURRENT,(mA)
PERCENT OF RATED PEAK REVERSE
VOLTAGE,(%)
40
20
0
60
.01
.1
120
140100
80
TJ=25℃
INSTANEOUS FORWARD
CURRENT,(A)
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
INSTANEOUS FORWARD VOLTAGE,(V)
10
1
.01
.2
0.1
.4
TJ=25℃ Pulse
Width=300μs 1%
Duty Cycle
.6
.8
1.0
FIG.2-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
1
10