RT8055

5

DS8055-05

November 2012

www.richtek.com

©

Copyright

2012 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation.

Note 1. Stresses beyond those listed

“Absolute Maximum Ratings” may cause permanent damage to the device. These are

stress ratings only, and 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 may

affect device reliability.

Note 2.

measured at the exposed pad of the package.

Note 3. Devices are ESD sensitive. Handling precaution is recommended.

Note 4. The device is not guaranteed to function outside its operating conditions.

Note 5. Guaranteed by design.

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

1.44

1.8

2.16

Switching Frequency

Adjustable Switching Frequency

Range

0.3

--

2

MHz

Switch On Resistance, High

--

100

160

m

Ω

Switch On Resistance, Low

--

100

170

m

Ω

Peak Current Limit

3.5

--

--

A

2.33

2.4

2.57

Under Voltage Lockout

Threshold

(Note 5)

1.98

2.2

2.37

V

Shutdown Threshold

--

V