rt9241 ETC-unknow, rt9241 Datasheet - Page 2

• Manufacturer Part Number: rt9241
• Description: Two-phase Dc/dc Controller For Cpu Core Power Supply
• Manufacturer: ETC-unknow

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