Transient Voltage Suppressors - 20KPA Series
Features
UNI
1. Halogen-free
2. Rohs compliant
3. Typical maximum temperature coefficient
BR
BR
4. ΔV =0.1%xV @25°C x ΔT
BI
5. Glass passivated Chip junction in P600 package
6. 5000W peak pulse capadility at 10x1000μs waveform,repetition rate (duty
cycles):0.01%
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/40 seconds / 0.375”,
\(9.5mm) 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
20000
8
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)
IFSM
400
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional only (Note 3)
VF
3.5/5.0
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
8.0
40
°C/W
°C/W
Typical Thermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T = 25°C per Fig. 2.
A
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 perminute maximum.
Specifications are subject to change without notice.
Circuit Protection
System
Page:1
Please refer to http://www.ruilon.com for current information.