PAM2310

Document number: DS36397 Rev. 3 - 2

3 of 11

www.diodes.com

April 2020

© Diodes Incorporated

PAM2310

Absolute Maximum Ratings (@TA = +25°C, unless otherwise specified.)

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.

Parameter

Rating

Unit

Input Voltage VIN

6

V

SW Pin Voltage

-0.3 to (VIN +0.3)

V

FB Pin Voltage

-0.3 to (VIN +0.3)

V

EN Pin Voltage

-0.3 to 6.0

V

Maximum Junction Temperature

+150

°C

Storage Temperature Range

-65 to +150

°C

Soldering Temperature

+300, 5s

°C

Recommended Operating Conditions (@TA = +25°C, unless otherwise specified.)

Parameter

Rating

Unit

Supply Voltage

2.7 to 5.5

V

Junction Temperature Range

-40 to +125

°C

Ambient Temperature Range

-40 to +85

Thermal Information

Symbol

Parameter

Package

Max

Unit

θJA

Thermal Resistance (Junction to Ambient)

SO-8

90

°C/W

θJC

Thermal Resistance (Junction to Case)

SO-8

11

PD

Internal Power Dissipation (@ TA = +25°C)

SO-8

1100

mW

Electrical Characteristics (@TA = +25°C, VIN = 5.0V, VO = 1.8V, CIN = 22µF, CO = 22µF, L = 2.2µH, unless otherwise specified.)

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

VIN

Input Voltage Range

—

2.7

—

5.5

V

VO

Output Voltage Range

—

0.6

—

VIN

V

VO

Regulated Output Voltage Accuracy

IO = 0 to 2A, VIN = 2.7 to 5.5V

-2

—

+2

%

VFB

Regulated Feedback Voltage

—

0.588

0.600

0.612

V

IFB

FB Leakage Current

VO =1V

—

—

0.2

µA

LNR

Output Voltage Line Regulation

VIN = 2.7V to 5V

—

0.2

—

%/V

LDR

Output Voltage Load Regulation

IO = 0A to 2A

—

0.5

—

%/A

IQ

Quiescent Current

No Load

—

42

90

µA

ISD

Shutdown Current

VEN = 0V

—

—

1

µA

ILIM

Peak Inductor Current

—

3

—

—

A

fOSC

Oscillator Frequency

—

—

1.5

1.8

MHz

RDS(ON)

Drain-Source On-State Resistance

ISW = 100mA

High Side

—

90

—

Ω

Low Side

—

70

—

Ω

tS

Start-Up Time

From Enable to Output Regulation

—

0.5

3

ms

VEH

EN Threshold High

—

1.5

—

—

V

VEL

EN Threshold Low

—

—

—

0.3

V

IEN

EN Leakage Current

VIN = VEN = 0V

-1.0

—

+1.0

µA

OTP

Over Temperature Protection

—

—

+150

—

°C

OTH

OTP Hysteresis

—

—

+30

—

°C