APA2171O Просмотр технического описания (PDF) - Anpec Electronics

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APA2171O

(APA2120 / APA2121) Stereo 2-W Audio Power Amplifier

Anpec Electronics 

APA2171

Thermal Characteristics

Symbol

Parameter

Typical Value

Unit

Thermal Resistance - Junction to Ambient (Note 2)

θJA

TSSOP-14

120

SOP-14

120

OC/W

Note 2: Please refer to “Thermal Pad Consideration”. 2 layered 5 in2 printed circuit boards with 2oz trace and copper through several

thermal vias. The thermal pad is soldered on the PCB.

Recommended Operating Conditions

Symbol

VDD

VIH

VIL

TA

TJ

RL

Parameter

Supply Voltage

High Level Threshold Voltage

Low Level Threshold Voltage

Operating Ambient Temperature Range

Operating Junction Temperature Range

Load Resistance

SDN

SDN

Range

Unit

Min.

Max.

3

3.6

1.0

-

V

-

0.35

-40

85

oC

-40

125

oC

16

100k

Ω

Electrical Characteristics

VDD=3.3V, VGND=VPGND=0V, VSDN=VDD, CCPF=CCPO=1µF, Ci=1µF, RL=2.5kΩ, TA=25oC, Ri=10kΩ, Rf=20kΩ (unless other-

wise noted)

Symbol

Parameter

IDD

VDD Supply Current

ISD

VDD Shutdown Current

Il

Input Current

CHARGE PUMP

fOSC

Switching Frequency

Req

Equivalent Resistance

DRIVERS

AVO

Open Loop Voltage Gain

GW

Unity Gain Bandwidth

VSR

Slew Rate

VOS

Output Offset Voltage

VN

Output Noise

Tstart-up

Start-up Time

PSRR

Power Supply Rejection Ratio

CL

VESD

Maximum Capacitive Load

ESD Protection

Test Conditions

VSDN=0V

SDN

VDD=3.0V to 3.6V, RL = 2.5kΩ

Ri=10kΩ, Rf=10kΩ

VDD=3.0V to 3.6V, Vrr=200mVrms

fin= 217Hz

fin= 1kHz

fin= 20kHz

OUTR, OUTL

Min.

-

-

-

APA2171

Typ.

10

1

0.1

Max.

15

5

-

400

500

600

-

21

25

80

100

-

8

10

-

-

4.5

-

-5

-

5

-

8

15

-

500

-

-

-80

-60

-80

-60

-50

-45

-

220

-

-

8

-

Unit

mA

µA

µA

kHz

Ω

dB

MHz

V/µs

mV

µVrms

µs

dB

pF

kV

Copyright © ANPEC Electronics Corp.

3

Rev. A.4 - Aug., 2013

www.anpec.com.tw

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