Transient Voltage Suppressors - 3.0SMC Series
UNI
Features
1. Halogen-free
2. Rohs compliant
3. Typical maximum temperature coefficient
BR
BR
4. ΔV = 0.1% x V @25°C x ΔT
5. Glass passivated Chip junction in DO-214AB package
6. 3000W peak pulse capadility at 10×1000μs waveform, repetition rate (duty
cycles):0.01%
BI
7. Fast response time:typically less than 1.0ps from 0 Volts to BV min
8. Excellent clamping capability
9. Low incremental surge resistance
10. Typical IR less than 5μA above 12V
BI
Cathode
Anode
11. High temperature soldering guaranteed:260°C/40seconds/0.375”,(9.5
mm) lead length, 5lbs., (2.3kg) tension
12. Plastic package has underwriters laboratory flammability classification
94v-0
UNI
Applications
TVS devices are ideal for the protection of I/O interfaces,VCC bus and other vulnerable circuits used in telecom, computer,
industrial and consumer electronic applications.
Mechanical Characteristics
Rating
Symbol
PPPM
PD
Value
3000
6.5
Units
Watts
Watts
Amps
Peak Pulse Power Dissipation by 10x1000μs test
waveform (Fig.1)(Note 1)
Steady State Power Dissipation on
inifinite heat sink at TL=75°C (Fig. 5)
Peak Forward Surge Current, 8.3ms Single Half
Sine Wave Unidirectional only (Note 2)
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional only (Note 3)
IFSM
300
VF
3.5
V
Operating junction and Storage Temperature Range.
Typical Thermal Resistance Junction to Lead
T T
-55°C to 175°C
°C
,
J
STG
RuJL
RuJA
15
75
°C/W
°C/W
Typical Thermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25°C per Fig. 2.
2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute
maximum.
Specifications are subject to change without notice.
Circuit Protection
System
Page:1
Please refer to http://www.ruilon.com for current information.