MDE MAX-470 High current transient voltage suppressor Datasheet

MDE Semiconductor, Inc.
78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel : 760-564-8656 • Fax : 760-564-2414
1-800-831-4881 Email: [email protected] Web: www.mdesemiconductor.com
MAXPak ™ Series
MAX-470
HIGH CURRENT TRANSIENT VOLTAGE SUPPRESSOR
FEATURES
• UL1449 Recognition
• 4KA Surge Capability @ 8 x 20 µsec waveform
(per IEC- 61000-4-5)
• Peak Power Dissipation 288KW
• Bi-directional
• Excellent clamping capability
MAX-470
• Repetition rate (duty cycle): 0.05%
• Sharp breakdown voltage
• Low incremental surge resistance
• Fast response time: typically less than 1.0 µs
from 0 Volts to BV
• Operation temperature: -40°C to +125°C
• Epoxy encapsulated package has Underwriters
Laboratory Flammability Classification 94 V-0
MECHANICAL DATA
Terminal: Ag Plated Axial leads, solderable per
MIL-STD-750. Method 2026
Mounting Position: Any
Weight: 0.328 ± 0.033 ounces (9.300 ± 0.930 g)
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25º C ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
UNITS
Vrwm
423
Volt
Breakdown Voltage @ IT=1.0mA
Vbr
470 ± 5%
Volt
Clamping Voltage @ 460A / 10x1000 µsec waveform
Vc
625 max
Volt
Reverse Leakage @ 423V
IR
20 µ max
A
Reversed Standoff Voltage
08/14/02
MAXPak™ Series Curves
IPPM - Peak Pulse Current,% IRSM
150
TJ = 25°C
Pulse Width(td)is defined
as the point where the
peak current decays to
50% of IPPM
tr = 10µsec.
Peak Value
IPPM
100
Half Value- IPPM
2
10/1000µsec.Waveform
as defined by R.E.A.
50
td
0
0
1.0
2.0
3.0
3.0
4.0
4.0
t - Time(ms)
Fig.3 - Pulse Waveform
10/21/2002
Similar pages