BT151D STMicroelectronics, BT151D Datasheet - Page 4

• Manufacturer Part Number: BT151D
• Description: Tripolar Overvoltage Protection For Telecom Line
• Manufacturer: STMicroelectronics

Characteristics
Table 5.
1. See test circuit 3 for V
Figure 4.
4/10
THBT15011D
THBT20011D
THBT27011D
Type
Dynamic breakover voltages (transversal mode)
Test circuit 1 for I
220V 50Hz
TEST PROCEDURE
Pulse test duration (tp = 20ms):
●
●
V
●
●
OUT
for Bidirectional devices = Switch K is closed
for Unidirectional devices = Switch K is open
Device with V
Device with V
Symbol
selection:
V
V
V
BO
BO
BO
BO
dynamic parameters; R
BO
BO
< 200 V
≥
200 V
10/700μs
10/700μs
10/700μs
BO
1.2/50μs
1.2/50μs
1.2/50μs
➔
➔
2/10μs
2/10μs
2/10μs
V
V
and V
OUT
OUT
1/4
= 250 V
= 480 V
BO
ton = 20ms
Vout
p
RMS
RMS
is the protection resistor located on the line card.
parameters
, R1 = 140
, R2 = 240
1.5kV
1.5kV
2.5kV
1.5kV
1.5kV
2.5kV
1.5kV
1.5kV
2.5kV
Test conditions
K
Ω
Ω
measurement
IBO
Rp=10Ω
Rp=10Ω
Rp=62Ω
Rp=10Ω
Rp=10Ω
Rp=62Ω
Rp=10Ω
Rp=10Ω
Rp=62Ω
R1 = 140Ω
R2 = 240Ω
(1)
THBT15011, THBT20011, THBT27011
DUT
I
I
I
I
I
I
I
I
I
PP
PP
PP
PP
PP
PP
PP
PP
PP
=30A
=30A
=38A
=30A
=30A
=38A
=30A
=30A
=38A
measurement
VBO
Max
190
190
200
270
270
280
360
360
400
Unit
V
V
V