Introduction

STA515W

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DocID11079 Rev 3

1

Introduction

Figure 1. STA515W circuit for quad single-ended amplifiers

L11 22

μH

L12 22

μH

C51

1

μF

C71

100nF

C91

1

μF

1

μF

1

μF

C81

100nF

C31 820

μF

C21

2200

μF

C58

100nF

C58

100nF

R57

10K

R59

10K

R41

20

R61

5K

R62

5K

R51

6

C53

100nF

C60

100nF

C61

100nF

15

M3

IN1A

IN1A

VL

CONFIG

PWRDN

PWR_DN

FAULT

TRISTATE

THWARN

TH_WARN

+3.3V

IN1B

VDD

VDD

VSS

VSS

VCCSIG

VCCSIG

GNDREG

GNDCLEAN

IN2A

IN1B

IN2A

IN2B

PROTECTION

&

LOGIC

REGULATORS

29

23

24

25

27

26

28

30

21

22

33

34

35

36

M2

M5

M4

17

16

OUT1A

GND1A

OUT1A

VCC1A

14

12

10

11

OUT1B

GND1B

OUT1B

VCC1B

13

C52

1

μF

+VCC

C62

100nF

7

M17

M15

M16

M14

8

9

OUT2A

GND2A

OUT2A

VCC2A

6

4

2

3

OUT2B

GND2B

D03AU1474bc

OUT2B

VCC2B

5

19

31

20

GNDSUB

1

IN2B

32

C72

100nF

C92

1

μF

C82

100nF

R52

6

C41

330pF

R42

20

C42

330pF

C32 820

μF

L13 22

μH

L14 22

μH

C73

100nF

C93

1

μF

C83

100nF

C33 820

μF

R43

20

R53

6

C74

100nF

C94

1

μF

C84

100nF

R54

6

C43

330pF

R44

20

C44

330pF

C34 820

μF

R63

5K

R64

5K

R65

5K

R66

5K

R67

5K

R68

5K

4

Ω

4

Ω

4

Ω

4

Ω