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SMTPB254 Datasheet(PDF) 1 Page - STMicroelectronics

No. de Pieza. SMTPB254
Descripción  TRISILTM
Descarga  5 Pages
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Fabricante  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
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SMTPB254 Datasheet(HTML) 1 Page - STMicroelectronics

   
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SMTPB SERIES
®
TRISIL
TM
August 1999 - Ed: 2C
SCHEMATIC DIAGRAM
BIDIRECTIONAL CROWBAR PROTECTION.
BREAKDOWN VOLTAGE RANGE:
From 62 V To 270 V.
HOLDING CURRENT: IH = 150 mA min
REPETITIVE PEAK PULSE CURRENT :
IPP = 100 A, 10/1000
µs.
FEATURES
SMC
The SMTPBxx series has been designed to protect
telecommunication equipment against lightning
and transient induced by AC power lines.
DESCRIPTION
COMPLIES WITH THE
FOLLOWING STANDARDS:
Peak Surge
Voltage
(V)
Voltage
Waveform
(
µs)
Current
Waveform
(
µs)
Admissible
Ipp
(A)
Necessary
Resistor
(
Ω)
CCITT K20
4000
10/700
5/310
100
-
VDE0433
4000
10/700
5/310
100
-
VDE0878
4000
1.2/50
1/20
100
-
IEC-1000-4-5
level 4
level 4
10/700
1.2/50
5/310
8/20
100
100
-
-
FCC Part 68, lightning surge
type A
1500
800
10/160
10/560
10/160
10/560
200
100
-
-
FCC Part 68, lightning surge
type B
100
5/320
5/320
25
-
BELLCORE TR-NWT-001089
First level
2500
1000
2/10
10/1000
2/10
10/1000
500
100
-
-
BELLCORE TR-NWT-001089
Second level
500
2/10
2/10
500
-
CNET l31-24
4000
0.5/700
0.8/310
100
-
Any sensitive equipment requiring protection
against lightning strikes:
ANALOG AND DIGITAL LINE CARDS
MAIN DISTRIBUTION FRAMES
TERMINALS AND TRANSMISSION EQUIPMENT
GMS-TUBE REPLACEMENT
MAIN APPLICATIONS
NO AGEING AND NO NOISE
IF DESTROYED, THE SMTPB FALLS INTO
SHORT CIRCUIT, STILL ENSURING
PROTECTION
BENEFITS
1/5


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