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Número de pieza | THBT7011DRL | |
Descripción | DUAL OVERVOLTAGE PROTECTION FOR TELECOM LINE | |
Fabricantes | STMicroelectronics | |
Logotipo | ||
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Application Specific Discretes
A.S.D.™
THBT7011D
DUAL OVERVOLTAGE
PROTECTION FOR TELECOM LINE
FEATURES
BIDIRECTIONAL CROWBAR PROTECTION.
PEAK PULSE CURRENT :
IPP = 30A for 10/1000µs surge.
HOLDING CURRENT :
IH = 150mA.
BREAKDOWN VOLTAGE: 70V Min.
LOW DYNAMIC BREAKOVER VOLTAGE.
SO-8
DESCRIPTION
Dedicated to telecommunication equipment
protection,this device provides a dual bidirectional
protection function.
Dynamic characteristics have been defined for
several types of surges, in order to meet the SLIC
maximum ratings.
FUNCTIONAL DIAGRAM
T
R
TM: ASD is trademarks of STMicroelectronics.
January 1999 - Ed: 5C
G
PINOUT CONFIGURATION
TG
NC G
NC G
RG
1/8
1 page TEST CIRCUIT 2 for IH parameter.
THBT7011D
VBAT = - 48 V
R
D.U.T.
- VP
Surge generator
This is a GO-NOGO test which allows to confirm the holding current (IH) level in a functional
test circuit.
TEST PROCEDURE :
1) Adjust the current level at the IH value by short circuiting the AK of the D.U.T.
2) Fire the D.U.T with a surge Current : Ipp = 10A , 10/1000 µs.
3) The D.U.T will come back off-state within 50 ms max.
TEST CIRCUIT 3 for IPP and VBO parameters :
(VP is defined in no load condition)
L
R2
VP C1
R1
R4
R3
C2
TIP
R ING
G ND
Pulse (µs)
tr tp
Vp C1 C2 L R1 R2 R3 R4 IPP Rp
(V) (µF) (nF) (µH) (Ω) (Ω) (Ω) (Ω) (A) (Ω)
10 700 1500 20 200
0
50 15 25 25 30 10
1.2 50 1500 1 33 0 76 13 25 25 30 10
2
10 2500 10
0
1.1 1.3
0
3
3 38 62
5/8
5 Page |
Páginas | Total 8 Páginas | |
PDF Descargar | [ Datasheet THBT7011DRL.PDF ] |
Número de pieza | Descripción | Fabricantes |
THBT7011DRL | DUAL OVERVOLTAGE PROTECTION FOR TELECOM LINE | STMicroelectronics |
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