HT18LG 데이터 시트보기 (PDF) - Supertex Inc
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HT18LG Datasheet PDF : 4 Pages
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HT18/HVT19
Electrical Characteristics
Symbol Parameter
Min Typ Max
VIL(HKS)
VIH(HKS)
VIL(LS),
VIL(DP)
VIH(LS),
VIH(DP)
TON
TOFF
HKS input low
0
HKS input high
2.0
Input logic low for DP/DP and LS 0
Input logic high for DP/DP and
LS
1.5
Turn on time
-
Turn off time
-
-
0.2
-
VTPG
-
0.2
-
10
-
1.0
-
1.0
Unit
V
V
V
Conditions
VTPG = 3.0V to 70V
VTPG = 3.0V to 70V
VTPG = 3.0V to 70V
V
VTPG = 3.0V to 70V
ms VTPG = 4.5V
ms VTPG = 4.5V
Logic Truth Table
HKS
LS1
H
L or Z
H
H
L or Z
L or Z
L or Z
H
X
X
Z = high impedance, open circuit
X = don’t care
L = logic level low
H = logic level high
DP
L or Z
L or Z
L or Z
L or Z
H
DP
H or Z
H or Z
H or Z
H or Z
L
Switch State
ON
ON
OFF
ON
OFF
Block Diagram
(1)
TPG
(8)
TP
(2)
HKS
(5)
LS
(6) for HT18
DP
(6) for HT19
DP
H = ON
L = OFF
Charge Pump
and
Logic Control
(7)
CS
(3)
GND
3
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