rt8011 Richtek Technology Corporation, rt8011 Datasheet - Page 7

• Manufacturer Part Number: rt8011
• Description: 4mhz, Synchronous Step-down Regulator
• 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
DS8011/A-00 August 2006
Switching Frequency
Sync Frequency Range
Switch On Resistance, High
Switch On Resistance, Low
Peak Current Limit
Under Voltage Lockout
Threshold
Shutdown Threshold
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 thermal measurement standard.
JA
is measured in the natural convection at T
Parameter
Symbol
R
R
I
LIM
PMOS
NMOS
Switching Frequency
R
I
I
V
V
SW
SW
DD
DD
OSC
= 0.5A
= 0.5A
Rising
Falling
A
= 332k
Test Conditions
= 25°C on a effective single layer thermal conductivity test board of
Min
0.8
0.3
0.3
2.2
--
--
--
--
--
V
IN
Typ
110
110
3.2
2.4
2.3
--
--
1
− 0.7 V
RT8011/A
IN
www.richtek.com
Max
160
170
1.2
--
--
--
4
4
− 0.4
Units
MHz
MHz
MHz
mΩ
mΩ
A
V
V
V
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