NTE7000 데이터 시트보기 (PDF) - NTE Electronics

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NTE7000

Integrated Circuit 5W Audio Amplifier with Muting

NTE Electronics 

Electrical Characteristics (Cont’d): (TA = +25°C, Rth(heatsink) = 20°C/W, unless otherwise

specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Drain Current

Efficiency

Small Signal Bandwidth

(–3dB)

Id f = 1kHz VS=9V, RL=4Ω,

PO=2.5W

– 380 – mA

VS=14V, RL=4Ω,

PO=5.6W

– 550 – mA

VS=18V, RL=8Ω,

PO=5.5W

– 410 – mA

VS=24V, RL=16Ω, – 295 – mA

PO=5.3W

η f = 1kHz VS=9V, RL=4Ω,

PO=2.5W

– 73 – %

VS=14V, RL=4Ω,

PO=5.5W

– 71 – %

VS=18V, RL=8Ω,

PO=5.6W

– 74 – %

VS=24V, RL=16Ω, – 75 – %

PO=5.3W

BW VS = 14V, RL = 4Ω, PO = 1W

40 to 40,000

Hz

Voltage Gain (Open Loop)

Voltage Gain

(Closed Loop)

Total Noise Input

Signal to Noise Ratio

Supply Voltage Rejection

Thermal Shut–Down

Case Temperature

GV

GV

eN

S/N

SVR

Tsd

VS = 14V, f = 1kHz

– 75 – dB

VS = 14V, RL = 4Ω, f = 1kHz,

PO = 1W

39.5 40.0 40.5 dB

Rg = 50Ω

– 1.2 – µV

Rg = 1kΩ

– 1.3 –

Rg = 10kΩ

– 1.5 4.0

Note 2

Rg = 50Ω

– 2.0 –

Rg = 1kΩ

– 2.0 –

Rg = 10kΩ

– 2.2 5.0

VS = 14V, Rg = 10kΩ

PO =

5.5W,

Rg = 0

– 90 – dB

– 92 –

RL = 4Ω Rg = 10kΩ, Note 2 – 87 –

Rg = 0, Note 2

– 87 –

VS = 18V, RL = 8Ω, RG = 10kΩ, 40 50 – dB

fripple = 100Hz, Vripple = 0.5Vrms

Ptot = 2.5W

– 115 – °C

Note 2. Filter with noise bandwidth: 22Hz to 22kHz.

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