rt9246 Richtek Technology Corporation, rt9246 Datasheet - Page 7

• Manufacturer Part Number: rt9246
• Description: Multi-phase Controller Core Power Supply
• Manufacturer: Richtek Technology Corporation

Note 1. Stresses listed as the above "Absolute Maximum Ratings" may cause permanent damage to the device. These are for
Note 2. Devices are ESD sensitive. Handling precaution recommended.
Note 3. The device is not guaranteed to function outside its operating conditions.
Note 4. θ
DS9246-06 March 2007
Error Amplifier
DAC (VID0-VID4) Pull-up Voltage
DAC (VID0-VID4) Bias Current
VOSS Pin Voltage
DC Gain
Gain-Bandwidth Product
Slew Rate
Input Impedance
Gain-Bandwidth Product
Slew Rate
ISP 1,2,3 Full Scale Source Current
ISP 1,2,3 Current for OCP
Protection
IMAX Voltage
SS Current
Over-Voltage Trip (VSEN/DACOUT)
Lower Threshold (VSEN/DACOUT)
Output Low Voltage
Differential Sense Amplifier
Current Sense GM Amplifier
Power Good
stress ratings. Functional operation of the device at these or any other conditions beyond those indicated in the
operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended
periods may remain possibility to affect device reliability.
JEDEC 51-3 thermal measurement standard.
JA
is measured in the natural convection at T
Parameter
I
V
GBW
SR
Z
GBW
SR
I
I
V
I
Δ
V
V
BIAS_DAC
ISPFSS
ISPOCP
SS
VOSS
IMP
OVT
IMAX
PGOOD−
PGOODL
Symbol
A
= 25°C on a low effective thermal conductivity test board of
R
COMP = 10pF
R
V
VSEN Rising
I
PGOOD
VOSS
IMAX
SS
Test Conditions
= 1V
= 10k
= 100kΩ
= 4mA
0.95
0.55
Min
2.2
40
60
90
--
--
--
--
--
--
--
--
--
--
0.60
Typ
140
2.4
1.0
60
85
10
16
10
13
92
--
--
--
3
3
RT9246
www.richtek.com
Max
1.05
0.65
2.6
0.2
80
--
--
--
--
--
--
--
--
--
--
--
Units
MHz
V/μs
MHz
V/μs
μA
dB
kΩ
μA
μA
μA
%
%
V
V
V
V
7