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RT9241CS 数据表(PDF) 2 Page - List of Unclassifed Manufacturers

部件名 RT9241CS
功能描述  Two-Phase DC/DC Controller for CPU Core Power Supply
PDF  13 Pages
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制造商  ETC [List of Unclassifed Manufacturers]
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标志 ETC - List of Unclassifed Manufacturers

RT9241CS 数据表(HTML) 2 Page - List of Unclassifed Manufacturers

  RT9241CS Datasheet HTML 1Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 2Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 3Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 4Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 5Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 6Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 7Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 8Page - List of Unclassifed Manufacturers RT9241CS Datasheet HTML 9Page - List of Unclassifed Manufacturers Next Button
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RT9241
Preliminary
www.richtek-ic.com.tw
DS9241-00 November 2001
2
Absolute Maximum Ratings
Supply Voltage
6V
Input, Output or I/O Voltage
GND-0.3V ~ VDD+0.3V
Ambient Temperature Range
0
°C ~ 70°C
Operating Junction Temperature Range
0
°C ~ 125°C
Storage Temperature Range
-65
°C ~ 150°C
Power Dissipation, PD @ TA = 25
°C
SOP-20
0.625W
Package Thermal Resistance
SOP-20,
θJA
60
°C /W
Lead Temperature (Soldering, 10 sec.)
260
°C
Electrical Characteristics
(VDD = 5V, GND = 0V, TA = 25
°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
VDD Supply Current
Nominal Supply Current
IDD
PWM 1,2 Open
--
6--
mA
Power-On Reset
VDD Rising Threshold
4.2
4.35
4.5
V
VDD Falling Threshold
3.7
3.85
4
V
VDVD Rising Trip Threshold
1.19
1.25
1.31
V
Oscillator
Frequency
For each phase
170
200
230
kHz
Ramp Amplitude
--
1
--
V
Ramp Valley
1.0
1.3
--
V
Maximum On Time of Each Channel
--
75
--
%
Reference and DAC
DACOUT Voltage Accuracy
-1.0
--
+1.0
%
DAC (VID0-VID4) Input Low Voltage
--
--
0.8
V
DAC (VID0-VID4) Input High Voltage
2.0
--
--
V
DAC (VID0-VID4) Bias Current
10
20
40
µA
PWM Controller Error Amplifier
DC Gain
--
85
--
dB
Bandwidth
--
10
--
MHz
Slew Rate
CL = 10pF
--
5
--
V/
µS
Current Sense GM Amplifier
ISP 1,2 Full Scale Source Current
--
50
--
µA
ISP 1,2 Current for OCP
--
75
--
µA
To be continued



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