AN7190 查看數據表（PDF） - Panasonic Corporation

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AN7190

Dual 20 W BTL power amplifier

Panasonic Corporation 

ICs for Audio Common Use

s Recommended Operating Range

Parameter

Symbol

Supply voltage

VCC

AN7190NK, AN7190NZ

Range

Unit

8.0 to 18.0

V

s Electrical Characteristics at VCC = 13.2 V, freq. = 1 kHz, Ta = 25°C

Parameter

Symbol

Conditions

Min Typ Max Unit

Quiescent current

Standby current

Output noise voltage *1

Voltage gain 1

Total harmonic distortion 1

Maximum output power 1

Ripple rejection ratio *1

ICQ

ISTB

VNO

GV1

THD1

PO1

RR

VIN = 0 mV, RL = 4 Ω



VIN = 0 mV, RL = 4 Ω



Rg = 4.7 kΩ, RL = 4 Ω



VIN = 20 mV, RL = 4 Ω

38

VIN = 20 mV, RL = 4 Ω



THD = 10%, RL = 4 Ω

16

RL = 4 Ω, Rg = 4.7 kΩ, Vr = 1 V[rms], 60

fr = 1 kHz

120 250 mA

1 10 µA

0.22 0.5 mV[rms]

40 42 dB

0.07 0.4 %

18  W

72  dB

Channel balance

Cross-talk *1

Output offset voltage

Muting effect *1

Input impedance

Voltage gain 2

Total harmonic distortion 2

Maximum output power 2

Shock noise *2

CB

CT

VOFF

MT

ZI

GV2

THD2

PO2

VS

VIN = 20 mV, RL = 4 Ω

0

VIN = 20 mV, RL = 4 Ω, Rg = 4.7 kΩ 55 65

Rg = 4.7 kΩ, RL = 4 Ω

−350 0

VIN = 20 mV, RL = 4 Ω

70 82

VIN = ± 0.3 VDC

22 28

VIN = 20 mV, RL = 2 Ω

38 40

VIN = 20 mV, RL = 2 Ω

 0.1

THD = 10%, RL = 2 Ω

16 24

RL = 4 Ω, Rg = 4.7 kΩ, VMUTE = 5 V, −100 0

VSTB = on/off, 50 Hz HPF on

1 dB

 dB

350 mV

 dB

35 kΩ

42 dB

0.5 %

W

100 mV[p-0]

Total harmonics distortion 3

THD3

VIN = 5 mV, fIN = 20 kHz

Rg = 4.7 kΩ, RL = ∞

 0.10 0.5 %

Note) *1 : Measurement using a bandwidth 15 Hz to 30 kHz (12 dB/OCT) filter.

*2 : For VSTB = on/off, change over the standby terminal by the voltages of 0 V and 5 V at the time shown below.

Standby terminal voltage 5 V

0V

120 ms

120 ms

3

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