Absolute Maximum Ratings

These are stress ratings only and functional operation is not implied

Exposure to absolute

maximum ratings for prolonged time periods may affect device reliability

All voltages are with

respect to ground

.

.

.

Input Voltage VIN, CTRL..............................6.0V

Output

Current

1.5A

Output Pin Voltage

GND-0.3V to V +0.3V

Lead Soldering Temperature (5sec).......

260

Storage Temperature

65

to 150

ESD Rating

Class B

.........................................

............

....

.................-

............................................

IN

°

°

°

C

C

C

Recommended Operating Conditions

Max. Supply Voltage.....................................5.5V

Junction Temperature.................-40

to 125

°

°

C

C

Operation Temperature..................-40 C to 85 C

°

°

Thermal Information

Pin Descriptions

PAM3108

Maximum 1.5A, Ultra Low Dropout Regulator

Pin No.

SO P-8(EP)

WDFN 3x3

Pin Name

Pin Function

3

7, 8, 9

VIN

Supply Input Voltage.

2

6

EN

Chip Enable (Active-High).

4

10

CTRL

Supply Voltage of Control Circuitry.

1

5

POK

Power Good Open Drain Output.

7

4

ADJ

Set the output voltage by the feedback resistors.

6

1, 2, 3

VOUT

Output Voltage.

5

--

NC

No Int ernal Connection.

8,

Exposed Pad (9)

Exposed Pad (11)

GN D

Ground. The exposed pad mus t be soldered to a large PCB and

connected to GND for maximum powe r dis sipation.

3

,

Power Analog Microelectronics Inc

www.poweranalog.com

07/2011 Rev1.0

Parameter

Symbo l

Package

Maximum

Unit

WDFN 3x3-10

60

SOP-8(EP)

90

WDFN 3x3-10

8.5

SOP-8(EP)

11

WDFN 3x3-10

1600

SOP-8(EP)

1100

mW

Internal Power Dissipation(@TA=25°C)

Thermal Resis tance (Junction to Ambient)

θ

JA

°C/W

Thermal Resis tance (Junction to Case)

°C/W