TV04A171JB-G Comchip Technology, TV04A171JB-G Datasheet - Page 24
![TVS 400W 170V BIDIRECT SMA](/photos/39/67/396748/sma_sml.jpg)
TV04A171JB-G
Manufacturer Part Number
TV04A171JB-G
Description
TVS 400W 170V BIDIRECT SMA
Manufacturer
Comchip Technology
Specifications of TV04A171JB-G
Voltage - Reverse Standoff (typ)
170V
Voltage - Breakdown
189V
Power (watts)
400W
Polarization
Bidirectional
Mounting Type
Surface Mount
Package / Case
DO-214AC, SMA
Channels
1 Channel
Clamping Voltage
275 V
Operating Voltage
3.5 V
Breakdown Voltage
189 V
Peak Surge Current
40 A
Peak Pulse Power Dissipation
400 W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
24
The Secured Silicon Sector protection must be used with caution since, once protected, there is no procedure
available for unprotecting the Secured Silicon Sector area, and none of the bits in the Secured Silicon Sector
memory space can be modified in any way.
Figure 8.1 Secured Silicon Sector Protect Verify
A2=0, A3=1, A4=1,
Write 40h to SecSi
A2=0, A3=1, A4=1,
A5=0, A6=0, A7=0
A5=0, A6=0, A7=0
Read from SecSi
with A0=0, A1=1,
with A0=0, A1=1,
Sector address
Sector address
S29AL008J
RESET# = V
Write 60h to
any address
Wait 1 ms
START
D a t a
ID
S h e e t
SecSi Sector is
SecSi Sector is
If data = 00h,
If data = 01h,
from RESET#
Remove V
SecSi Sector
Protect Verify
unprotected.
Write reset
protected.
command
complete
ID
S29AL008J_00_09 February 23, 2010