TS4851 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TS4851

Mono 1W Speaker and Stereo 160mW Headset BTL Drivers with Digital Volume Control

STMicroelectronics 

TS4851

Electrical Characteristics

Figure 39: HDout PSRR vs. frequency (output

modes 6, 7, inputs grounded)

0

Output mode 6, 7

-10 Vcc = +5V

RL = 32Ω

-20 Vripple=0.2Vpp

Tamb = 25°C

-30

G=+6dB

G=+12dB

G=+9dB

-40

G=-12dB

-50

-60

-70

100

G=0dB

G=-34.5dB

1000

10000

Frequency (Hz)

100000

Figure 42: HDout frequency response

(output mode 2)

0

Vcc=3V

-2

Vcc=5V

-4

Output mode 2

RL = 32Ω

-6

Cin = 220 nF

BW < 125 kHz

Tamb = 25°C

20

100

1000

10000

Frequency (Hz)

Figure 40: HDout PSRR vs. freq., (output

modes 6, 7, inputs grounded)

0

Output mode 6, 7

-10 Vcc = +3V

RL = 32Ω

-20 Vripple=0.2Vpp

Tamb = 25°C

-30

-40

G=+6dB

G=+12dB

G=+9dB

G=-12dB

-50

-60

-70

100

G=0dB

G=-34.5dB

1000

10000

Frequency (Hz)

100000

Figure 43: Spkout frequency response

(output mode 3)

12

10

8

6

4

2

0

20

Vcc=5V

Vcc=3V

100

1000

Frequency (Hz)

Output mode 3

RL = 8Ω

G = +12dB

Cin = 220 nF

BW < 125 kHz

Tamb = 25°C

10000

Figure 41: Spkout frequency response

(output mode 1, 7)

6

Vcc=3V

4

Vcc=5V

2

Output mode 1, 7

RL = 8Ω

0

Cin = 220 nF

BW < 125 kHz

Tamb = 25°C

20

100

1000

10000

Frequency (Hz)

Figure 44: HDout frequency response

(output mode 4)

12

10

8

6

4

2

0

20

Vcc=5V

Vcc=3V

100

1000

Frequency (Hz)

Output mode 4

RL = 32Ω

G = +12dB

Cin = 220 nF

BW < 125 kHz

Tamb = 25°C

10000

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