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RT9174 Datasheet(PDF) 4 Page - Richtek Technology Corporation

Part # RT9174
Description  Triple Linear Regulator Controllers
Download  8 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9174 Datasheet(HTML) 4 Page - Richtek Technology Corporation

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RT9174
Preliminary
www.richtek-ic.com.tw
DS9174-00 April 2001
4
Absolute Maximum Ratings
Input Voltage VDD
8V
Feedback FB1/FB2/FB3
-0.3 ~ 8V
Driver DRI1/DRI2/DRI3
-0.3 ~ 12V
Power Dissipation, PD @ TA = 25
°C
SOP-8
0.625W
Package Thermal Resistance
SOP-8,
θJA
160
°C/W
Operating Junction Temperature Range
-40
°C ~ 125°C
Storage Temperature Range
65
°C ~ 150°C
Electrical Characteristics
(VDD = 5V, CIN = 1
µF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Supply Current
IDD
No Load
0.8
2
mA
Feedback Reference Voltage VREF
No Load
0.78
0.8
0.82
V
Line Regulation
∆VLINE
VDD = 4V~7V
210
mV
Source 100mA, DRI1/DRI2/DRI3 = 2.5V
510
Load Regulation
∆VLOAD
Sink 5mA, DRI1/DRI2/DRI3 = 2.5V
10
15
mV
Sourcing, DRI1/DRI2/DRI3 = 2.5V
100
Driving Capability
IO
Sink DRI1/DRI2/DRI3 = 2.5V
5
mA
Sourcing, DRI1/DRI2/DRI3 = 2.5V
300
700
Driver Current Limiting
ICL
Sink DRI1/DRI2/DRI3 = 2.5V
40
150
mA
Driver Tri-State Threshold
VTS
Sweep FB1/FB2/FB3 to Driver Output Off
1.0
1.35
2.0
V
Thermal Limit
150
°C
Power On Reset Voltage
POR
2.4
V


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