SA5901L datasheet(5/24 Pages) SILAN

Part #	SA5901L

Description	4-CHANNEL MOTOR DRIVER FOR PORTABLE CD PLAYER

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Manufacturer	SILAN [Silan Microelectronics Joint-stock]

Direct Link	http://www.silan.com.cn

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5 / 24 page

SA5901

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:1.3

2006.02.27

Http: www.silan.com.cn

Page 5 of 24

(Continued)

Characteristics

Symbol

Test conditions

Min. Typ. Max. Unit

Test

circuit No

SPRT pin current 1 E0=H

ISPR1

EI=0.7V

6

10

16

µA

Test

circuit 1

32

SPRT pin current 2 OFF=L

ISPR2

EI=1.3V, OFF=0V

12

20

32

µA

Test

circuit 1

33

SPRT

current

3

(over-

voltage)

ISPR3

EI=1.3V, BATT=9.5V

12

20

32

µA

Test

circuit 1

34

SPRT pin impedance

RSPR

175

220

265

k

Ω

Test

circuit 1

35

SPRT pin threshold voltage

VSPTH

EI=0.7V, CT=0V

1.10 1.20 1.30

V

Test

circuit 1

36

Over-voltage protection detect

VHVPR BSEN pin voltage

8.0

8.4

9.0

V

Test

circuit 1

37

Transistor driving section

SW pin output voltage 1H

VSW1H

BATT=CT=1.5V

VSYS1=VSYS2=0V

IO=2mA, at starter

0.78 0.98 1.13

V

Test

circuit 1

38

SW pin output voltage 2H

VSW2H

CT=0V, IO=-10mA, EI=0.7V,

SPRT=0V

1.0

1.50

--

V

Test

circuit 1

39

SW pin output voltage 2L

VSW2L CT=2V, IO=10mA

--

0.3

0.45

V

Test

circuit 1

40

SW pin oscillating frequency 1

fSW1

CT=470pF,

VSYS1=VSYS2=0V,

at starter

65

80

95

KHz

Test

circuit 3

41

SW pin oscillating frequency 2

fSW2

CT=470pF, CLK=0V

60

70

82

KHz

Test

circuit 3

42

SW pin oscillating frequency 3

fSW3

CT=470pF

--

88.2

--

KHz

Test

circuit 3

43

SW pin minimum pulse width

TSWMIN

CT=470pF,

E0=0.5

→0.7V

sweep

0.01

--

0.6 Usec

Test

circuit 3

44

Pulse duty at start

DSW1

CT=470pF,

VSYS1=VSYS2=0V

40

50

60

%

Test

circuit 3

45

Max. pulse duty at seld-runing

DSW2

EI=0.7V,

CT=470pF,

CLK=0V

70

80

90

%

Test

circuit 3

46

Max.

pulse

duty

at

CLK

synchronization

DSW3 EI=0.7V, CT=470pF

65

75

85

%

Test

circuit 3

47

Dead time section

DEAD pin impedance

RDEAD

52

65

78

K

Ω

Test

circuit 1

48

DEAD pin output voltage

VDEAD

0.78 0.88 0.98

V

Test

circuit 1

49

(To be continued)

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