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L3121B Datasheet(PDF) 2 Page - STMicroelectronics

Part # L3121B
Description  PROGRAMMABLE TRANSIENT VOLTAGE SUPPRESSOR FOR SLIC PROTECTION
PDF  7 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L3121B Datasheet(HTML) 2 Page - STMicroelectronics

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COMPLIES WITH THE
FOLLOWING STANDARDS:
Peak Surge
Voltage
(V)
Voltage
Waveform
(
µs)
Current
Waveform
(
µs)
Admissible
Ipp
(A)
Necessary
Resistor
(
Ω)
ITU-T K20
4000
10/700
5/310
100
-
VDE0433
4000
10/700
5/310
100
-
VDE0878
4000
1.2/50
1/20
100
-
IEC1000-4-5
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
1000
9/720
5/320
25
-
BELLCORE TR-NWT-001089
First level
2500
1000
2/10
10/1000
2/10
10/1000
250
100
-
-
BELLCORE TR-NWT-001089
Second level
5000
2/10
2/10
250
10
Symbol
Parameter
Value
Unit
IPP
Peak pulse current
10/1000
µs
2/10
µs
100
250
A
ITSM
Non repetitive surge peak on-state
current
tp = 10 ms
50
A
VMLG
VMGL
Maximum voltage LINE/GND.
Maximum voltage GATE/LINE.
100
80
V
V
Tstg
Tj
Storage temperature range
Maximum operating junction temperature
- 40 to + 150
+ 150
°C
°C
TL
Maximum lead temperature for soldering during 10s
260
°C
Top
Operating temperature range (see note 1)
-40to+85
°C
Note 1: Variation of electrical parameters is given by curves.
ABSOLUTE MAXIMUM RATINGS (Tamb = 25
°C)
100
50
%IPP
t
t
t
r
p
0
Pulse waveform 10/1000
µs
Symbol
Parameter
Value
Unit
Rth (j-a)
Junction-to-ambient
80
°C/W
THERMAL RESISTANCE
L3121B
2/7



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