TPA2001D2PWPRG4 datasheet(4/14 Pages) TI

부품명	TPA2001D2PWPRG4

상세설명	1-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER

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TPA2001D2

1-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER

SLOS292A – MARCH 2000 – REVISED APRIL 2000

4

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

recommended operating conditions

MIN

MAX

UNIT

Supply voltage, VDD, PVDD

4.5

5.5

V

High-level input voltage, VIH

GAIN0, GAIN1, SHUTDOWN

2

V

Low-level input voltage, VIL

GAIN0, GAIN1, SHUTDOWN

0.8

V

Operating free-air temperature, TA

–40

85

°C

PWM Frequency

200

300

kHz

electrical characteristics, TA = 25°C, VDD = PVDD = 5 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

| VOO |

Output offset voltage (measured differentially)

VI = 0 V

10

mV

PSRR

Power supply rejection ratio

VDD=PVDD = 4.5 V to 5.5 V

–77

dB

IIH

High-level input current

VDD=PVDD = 5.5 V, VI = VDD = PVDD

1

µA

IIL

Low-level input current

VDD=PVDD = 5.5 V, VI = 0 V

–1

µA

IDD

Supply current

No filter (with or without speaker load)

8

10

mA

IDD

Supply current

With filter, L = 22

µH,

C = 1

µF

15

mA

IDD(SD) Supply current, shutdown mode

1

10

µA

operating characteristics, TA = 25°C, VDD = PVDD = 5 V, RL = 8 Ω, Gain = 8 dB (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

PO

Output power

THD = 0.4%,

f = 1 kHz,

RL = 8 Ω

1

W

THD+N

Total harmonic distortion plus noise

PO = 0.5 W,

f = 20 Hz to 20 kHz

<0.2%

BOM

Maximum output power bandwidth

THD = 5%

20

kHz

kSVR

Supply ripple rejection ratio

f = 1 kHz,

C(BYPASS) = 0.4 µF

–60

dB

SNR

Signal-to-noise ratio

20 Hz to 20 kHz

87

dBV

Integrated noise floor

20 Hz to 20 kHz, No input

56

µV

ZI

Input impedance

>20

k

Ω

Table 1. Gain Settings

GAIN0

GAIN1

AMPLIFIER GAIN

(dB)

INPUT IMPEDANCE

(k

Ω)

GAIN0

GAIN1

TYP

0

8

104

0

1

12

74

1

0

17.5

44

1

23.5

24

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Texas Instruments	TPA2001D2PWP	180Kb / 13P	[Old version datasheet] 1-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER

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