RT9018A/B

3

DS9018A/B-04

September 2007

www.richtek.com

Electrical Characteristics

°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

VDD Operation Voltage Range

3.6

--

5.5

V

POR Threshold

2.4

2.7

3

V

POR Hysteresis

0.15

0.2

--

V

Adjustable Pin Threshold

--

0.2

0.4

V

0.788

0.8

0.812

V

Fixed Output Voltage Range

−1.5

0

+1.5

%

--

0.2

0.6

%

Load Regulation

(Note 7)

--

0.2

1

%

--

150

250

mV

Dropout Voltage (Note 5)

--

210

350

mV

Quiescent Current (Note 6)

--

0.6

1.2

mA

Current Limit

3.2

4.5

--

A

Short Circuit Current

0.5

1.8

--

A

In-rush Current

--

0.6

--

A

--

150

--

Ω

To be continued

Junction Temperature Range ----------------------------------------------------------------------------------------

−40°C to 125°C

Ambient Temperature Range ----------------------------------------------------------------------------------------

°C

SOP-8 (Exposed Pad) ----------------------------------------------------------------------------------------------- 1.33W

WDFN-10L 3x3 --------------------------------------------------------------------------------------------------------- 1.67W

Package Thermal Resistance (Note 4)

SOP-8 (Exposed Pad),

SOP-8 (Exposed Pad),

WDFN-10L 3x3,

Junction Temperature ------------------------------------------------------------------------------------------------- 150

°C

Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260

°C

Storage Temperature Range ----------------------------------------------------------------------------------------

−65°C to 150°C

ESD Susceptibility (Note 2)

HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV

MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V