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SMB170A 데이터시트 PDF




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부품번호 SMB170A 기능
기능 TVS Diode, SMD (Transient Voltage Suppressor)
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SMB170A 데이터시트, 핀배열, 회로
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
SMB5.0 THRU SMB170CA
Stand-off Voltage
Peak Pulse Power
5.0 to 170 Volts
600 Watts
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
For surface mounted applications in order to optimize
board space
Low profile package
Built-in strain relief
Glass passivated junction
Low incremental surge resistance
600W peak pulse power capability with a 10/1000μs
Waveform, repetition rate (duty cycle): 0.01%
Excellent clamping capability
Fast response time: typically less than 1.0ps from 0 Volts to
V (BR) for unidirectional and 5.0ns for bidirectional types
For devices with V (BR) 10V, ID are typically ID less than 1.0μA
High temperature soldering guaranteed:
250/10 seconds at terminals
MECHANICAL DATA
DO-214AA(SMB)
Dimensions in inches and (millimeters)
Cass: JEDEC DO-214AA,molded plastic body over passivated junction
Terminals: Axial leads, solderable per MIL-STD-750, Method 2026
Polarity: Color bands denotes positive end (cathode) except bidirectional
Mounting position: any
Weight: 0.003 ounces, 0.093 gram
DEVICES FOR BIDRECTIONAL APPLICATIONS
For bidirectional use C or CA suffix for types SMB-5.0 thru SMB-170 (e.g. SMBG5.0C,SMBJ170CA)
.Electrical Characteristics apply in both directions.
www.DaMtaSAheXet4IUM.cUomM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25ambient temperature unless otherwise specified
Ratings
Symbols
Value
Unit
Peak Pulse power dissipation with a 10/1000μs waveform(NOTE1,2,FIG.1)
Peak Pulse current with a 10/1000μs waveform (NOTE1,FIG.3)
Peak forward surge current, 8.3ms single half sine-wave superimposed
on rated load (JEDEC Method) (Note2,3) unidirectional only
Maximum instantaneous forward voltage at 50A (NOTE 3,4)
unidirectional only (NOTE 3)
Operating Junction and Storage Temperature Range
PPPM Minimum 600 Watts
IPPM See Table 1 Amps
IFSM
100.0
Amps
VF SEE NOTE 4 Volts
TJ, TSTG
50 to +150
Notes:
1. Non-repetitive current pulse, per Fig.3 and derated above TA=25per Fig.2
2. Mounted on 0.2×0.2(5.0×5.0mm) copper pads to each terminal
3. Measured on 8.3ms single half sine-wave or equivalent square wave duty cycle = 4 pulses per minutes maximum.
4. VF=3.5 V on SMB thru SMB-90 devices and VF=5.0V on SMB-100 thru SMB-170 devices
E-mail: [email protected] Web Site: www.cnmic.com




SMB170A pdf, 반도체, 판매, 대치품
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
SMB5.0 THRU SMB170CA
Stand-off Voltage
Peak Pulse Power
5.0 to 170 Volts
600 Watts
RATING AND CHARACTERISTIC CURVES SMB5.0 THRU SMB170CA
FIG.1- PEAK PULSE POWER RATING CURVE
100
Non-Repetitive
Pulse Waveform
Shown in Figure 3
TA=25
10
FIG.2- PULSE DERATING CURVE
100
75
1.0
0.2×0.2"(0.5×0.5mm)
COPPER PAD AREAS
0.1
0.1μs
1.0μs
10μs
100μs
td ,PULSE WIDTH, SEC
1.0ms
10ms
FIG.3- PULSE WAVEFORM
150
tf=10use
Pulse Width (td)is Defined
as the Point Where the Peak
Current Decays to 50% of lpp
Peak Value
100 lppm
50
0 td
0 1.0
Half Value-lpp
2
10/1000usec Waveform
as Defined by R.E.A.
2.0
t, TIME, ms
3.0
4.0
www.DataSheet4U.com
FIG.5- TYPICAL JUNCTION CAPACITANCE
BIDIRECTIONAL
6,000
TJ=25
f = 1.0MHz
Vsig = 50mVp-p
1,000
Measured at
Zero Blas
Measured at
Stand-Off
Voltage ( MW)
100
50
25
0
0 25 50 75 100 125 150 175 200
TA ,AMBIENT TEMPERATURE ()
6,000
FIG.4- TYPICAL JUNCTION CAPACITANCE
UNIDIRECTIONAL
TJ=25
f = 1.0MHz
Vsig = 50mVp-p
Measured at
Zero Blas
1,000
Measured at
Stand-Off
Voltage (V MW)
100
10
1.0
10 100 200
V WM ,REVERSE STAND-OFF VOLTAGE, VOLTS
FIG.6- MAXMIUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
200
8.3ms Single Half Since-Wave
(JEDEC Method)
UNIDIRESTIONAL ONLY
100
10
1.0 10 100 200
V WM ,REVERSE STAND-OFF VOLTAGE, VOLTS
10
1 10 100
NUMBER OF CYCLES AT 60Hz
E-mail: [email protected] Web Site: www.cnmic.com

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