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HT19LG 数据表(PDF) 2 Page - Supertex, Inc

部件名 HT19LG
功能描述  Electronic Telephone Line Switch
PDF  3 Pages
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制造商  SUTEX [Supertex, Inc]
网页  http://www.supertex.com
标志 SUTEX - Supertex, Inc

HT19LG 数据表(HTML) 2 Page - Supertex, Inc

  HT19LG Datasheet HTML 1Page - Supertex, Inc HT19LG Datasheet HTML 2Page - Supertex, Inc HT19LG Datasheet HTML 3Page - Supertex, Inc  
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2
Symbol
Parameter
Min
Typ
Max
Unit
Conditions
VTPG
High voltage positive supply
350
V
ITPG = 500µA, HKS, LS,
DP/DP = open circuit
ITPG
Input leakage current
2.0
µA
VTPG = 100V, HKS, LS,
DP/DP = open circuit
VTPG = 290V, HKS, LS,
200
DP/DP = open circuit
RSW
TPG to TP switch resistance
18
Ω
VTPG=17V, ITPG=180mA, SW= On
18
VTPG=3.0V, ITPG=20mA, SW= On
30
VTPG=2.0V, ITPG=5mA, SW= On
ITPG-ITP
Bias current
50
µA
VTPG = 5.0V, SW = On
100
VTPG = 10V, SW = On
ILIM
ITPG current limiting
188
250
313
mA
REXT = 158Ω ± 1%
IHKS
HKS input current
200
µAVHKS = 40V to 70V
ILS , IDP
LS and DP logic input current
30
µAVLS = 3.0V, VDP = 3.0V
IDP
DP logic input current
-30
µAVDP = 0V
VIL(HKS)
HKS input low
0
0.2
V
VTPG = 3.0V to 70V
VIH(HKS)
HKS input high
2.0
VTPG
VVTPG = 3.0V to 70V
VIL(LS),
Input logic low for DP/DP and LS
0
0.2
V
VTPG = 3.0V to 70V
VIL(DP)
VIH(LS),
Input logic high for DP/DP and LS
1.5
10
V
VTPG = 3.0V to 70V
VIH(DP)
TON
Turn on time
1.0
ms
VTPG = 4.5V
TOFF
Turn off time
1.0
ms
VTPG = 4.5V
Electrical Characteristics
(Over operating supply voltages unless otherwise specified, T
A = 0°C to +50°C)
Truth Table
HKS
LS
DP
DP
Switch State
HL or Z
L or Z
H or Z
ON
HH
L or Z
H or Z
ON
L or Z
L or Z
L or Z
H or Z
OFF
L or Z
H
L or Z
H or Z
ON
XX
H
L
OFF
Z= high impedance, open circuit
X= don’t care
L= logic level low
H= logic level high
HT18/HT19



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