PAM8407 datasheet(3/12 Pages) DIODES

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PAM8407

Document number: DS36815 Rev. 1 - 2

3 of 12

www.diodes.com

January 2014

PAM8407

A PRODUCT LINE OF

DIODES INCORPORATED

2x3W Stereo Differential Input Class D Audio Amplifier

with Up/Down Volume Control

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

Symbol

Parameter

Min

Max

Unit

VDD

Supply Voltage

2.5

6.0

Operating Ambient Temperature Range

-40

+85

°C

Junction Temperature Range

-40

+125

°C

Electrical Characteristics (@TA=25°C, VDD=5.0V, Gain=24dB, RL=8Ω (33μH)+R+L(33μH), unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Supply Voltage Range

VDD

—

2.5

—

5.5

Quiescent Current

No Load

—

Output Offset Voltage

VOS

No Load

—

Drain-Source On-State

Resistance

RDS(ON)

IDS = 0.5A

P MOSFET

—

0.3

—

Ω

N MOSFET

—

0.2

—

Output Power

THD+N = 1%,

f = 1kHz

RL = 8Ω

—

1.4

—

RL = 4Ω

—

2.4

—

Total Harmonic Distortion Plus

Noise

THD+N

RL = 8Ω，PO = 0.85W, f = 1KHz

—

0.08

—

RL = 4Ω，PO = 1.75W, f = 1KHz

—

0.08

—

Power Supply Ripple Rejection

PSRR

Input AC-GND, f = 1KHz, Vpp = 200mV

—

Channel Separation

PO = 1W, f = 1KHz

—

-95

—

Oscillator Frequency

fOSC

—

200

250

300

kHz

Efficiency

PO = 1.1W,f = 1kHz, RL = 8Ω

—

PO = 2.4W,f = 1kHz, RL = 4Ω

—

Noise

Input

AC-GND

A-weighting

—

μV

No A-weighting

—

Signal Noise Ratio

SNR

f = 20-20kHz, THD = 1%

—

Turn-on Time

Ton

VDD = 5V

—

0.65

—

Mute Current

IMUTE

MUTE = VDD

—

Shutdown Current

ISD

VSD = 0V

—

µA

Logic Input High

VIH

Include SD, UP, DOWN

1.4

—

Logic Input Low

VIL

Include SD, UP, DOWN

—

0.6

Over Temperature Protection

OTP

—

150

—

°C

Over Temperature Hysteresis

OTH

—

°C

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