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STE12PS 数据表(PDF) 32 Page - STMicroelectronics

部件名 STE12PS
功能描述  12 channel integrated PSE line manager
PDF  44 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STE12PS 数据表(HTML) 32 Page - STMicroelectronics

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Obsolete
Product(s)
- Obsolete
Product(s)
Electrical specifications and timings
STE12PS
32/44
CDM
(Charge Device Model)
Corner pins
-750 to +750
V
All pins but pins Px_1-2 & Px_3
-500 to +500
V
All pins but pins FSRPx_1-2 & Px_3 (x = 1 to 12)
Pins Px_1-2 & Px_3
-250 to +250
V
Pins FSRPx_1-2 & Px_3 (x = 1 to 12)
MM
(Machine Model)
All pins but pins Px_1-2 & Px_3
-200 to +200
V
All pins but pins FSRPx_1-2 & Px_3 (x = 1 to 12)
Pins Px_1-2 & Px_3
-50 to +50
V
Pins FSRPx_1-2 & Px_3 (x = 1 to 12)
Table 11.
ESD (continued)
Symbol
Parameter
Value
Units
Table 12.
Electrical characteristics
Symbol
Parameter
Min.
Typ.
Max.
Units
Notes
Detection
Vdl
Detection voltage LOW level
3.7
4
4.3
V
Between port terminals
Vdh
Detection voltage HIGH level
7.4
8
8.6
V
Between port terminals
Tds
Transient time between Vdl and
Vdh
300
µs
Adjustable with external
capacitor Cdetslow
Gdl
Conductance signature, lower
limit
(Software programmable)
25
50
µmhos Software programmable)
Gdh
Conductance signature, upper
limit
(Software programmable)
41
82
µmhos Software programmable
Rdl
Resistance signature, lower limit
(Software programmable)
12
24
k
Ω
Software programmable,
to be used as an
alternative to Gdh
Rdh
Resistance signature, upper limit
(Software programmable)
20
40
k
Ω
Software programmable,
to be used as an
alternative to Gdl
Idlim
Current limit during detection
1.1
mA
Tdet
Detection time
50
ms
12-port configuration,
one channel at a time
Tdetd
Detection delay time
(from PD insertion to end of
detection phase)
852
ms
Maximum delay for 12-
port configuration
Tdbo
Back-off time (midspan mode)
2
sec.
Back off time in case of
failed PD detection,
avoided if Rdet > 500k
Ω
or Gdet < 2µmhos
Ted
Error delay time
750
ms



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