AS3668 datasheet(7/60 Pages) AMSCO

Part #	AS3668

Description	4 Channel Breathl ight Cont rol ler

Download	60 Pages

Scroll/Zoom	100%

Manufacturer	AMSCO [ams AG]

Direct Link	http://www.ams.com

Logo

7 / 60 page

www.austriamicrosystems.com/AS3668

Revision 1.11

7 - 60

AS3668

Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s

6 Electrical Characteristics

VBAT = 3.6V, CBAT = CVCPOUT = 1µF, CFLY = 470nF, TAMB = -30ºC to +85ºC, typical values @ TAMB = +25ºC (unless

otherwise specified) .

Table 3. Electrical Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

General Operating Conditions

VBAT

Supply Voltage

2.7

5.5

V

IVBAT

Standby supply current

SCL = 0V and GPIO = 0V

0.2

3

A

Normal Mode supply

current

SCL = VBAT and SDA = VBAT, no I2C communication

and no internal block enabled

10

A

Charge pump in 1x mode, no load, current source outputs

disabled

70

A

Charge pump in 2x mode, no load, current source outputs

disabled

2.5

mA

fOSC

Internal Oscillator

Frequency Accuracy

-10

+10

%

TAMB

Operating Temperature

1

-30

25

85

°C

Charge Pump

ROUT

Charge Pump Output

Resistance

Operating Mode 1:1

2

Ω

Operating Mode 1:2; VBAT = 3.0V

20

fSW

Switching Frequency

1

MHz

tON

VCP Turn-On Time

2

no load, current sources CURR1 - CURR4 deactivated

30

s

IOUT = 50mA, current sources CURR1 - CURR4

deactivated

40

s

Current Sources

ILEAK

Leakage Current

(LED1 to CURR4)

PWM = 0%

0.1

1

A

IMAX

Maximum Source Current

Outputs CURR1 to CURR4

25.5

mA

IOUT

Output Current Accuracy

Output Current set to 25.5 mA

-15

+15

%

IMATCH

Matching Accuracy

Output Current set to 25.5 mA

-10

+10

%

fLED

Switching Frequency

PWM mode with internal oscillator

122

Hz

Logic Interface

Logic Input SCL, SDA and GPIO/AUDIO_IN

VIL

Input Low Level

0.52

V

VIH

Input High Level

1.38

VBAT

V

IIN

Input Current

-1.0

1.0

A

VOLGPIO

Low Level Output voltage

Pin GPIO/AUDIO_IN at 4mA

0.2

V

VHYS

Hysteresis

0.1

V

fEXT

External PWM input

Only possible with GPIO/AUDIO_IN

1

MHz

Analogue Input

Analogue Audio Input GPI/AUDIO_IN

VAUDIO

Input Signal Level

2.5

VPEAK

RAUDIO_IN

Audio Input Resistance

Audio Preamplifier Gain = -6dB

400

k

Audio Preamplifier Gain = +20dB

60

k

Similar Part No. - AS3668

Manufacturer	Part #	Datasheet	Description
ams AG	AS3668	1Mb / 59P	4 Channel Breathlight Controller
	AS3668-BWLT	1Mb / 59P	4 Channel Breathlight Controller
	AS3668	1Mb / 59P	4 Channel Breathlight Controller

More results

Similar Description - AS3668

Manufacturer	Part #	Datasheet	Description
ams AG	AS3833	1Mb / 21P	6 channel high-precision LED cont rol ler for 3D-LCD backl ight with integrated step-up cont rol ler
	AS3834	1Mb / 21P	4 channel high-precision LED cont rol ler for 3D-LCD backl ight wi th
	AS1390A	1Mb / 21P	High Power Boost Cont rol ler and Buck Conver ter for LED Backl ight
Infineon Technologies A...	ICE3AR4780VJZ	1Mb / 43P	Of f -Line SMPS Cur rent Mode Cont rol ler with integrated 800V V2.1 2013-10-22
	ICE3AR0680JZ	2Mb / 34P	Of f -Line SMPS Cur rent Mode Cont rol ler wi th integrated 800V Version 2.1a, 11 Jan 2012
	ICL8201	1Mb / 40P	AC/DC Buck Cont rol ler wi th PFC for LED Lamps Revision V2.0 2015-05-25
	ICE3AR1080VJZ	1Mb / 43P	Of f -Line SMPS Cur rent Mode Cont rol ler wi th integrated 800V V2.0 2014-01-20
	ICE3AR2280VJZ	1Mb / 43P	Of f -Line SMPS Cur rent Mode Cont rol ler wi th integrated 800V V2.1 2013-10-22
	ICE3AR1580VJZ	1Mb / 43P	Of f -Line SMPS Cur rent Mode Cont rol ler wi th integrated 800V V2.0 2014-01-20
	ICE3AR0680VJZ	1Mb / 43P	Of f -Line SMPS Cur rent Mode Cont rol ler wi th integrated 800V V2.1 2013-10-22

More results

AS3668 Datasheet(PDF) 7 Page - ams AG

AS3668 Datasheet(HTML) 7 Page - ams AG

Similar Part No. - AS3668

Similar Description - AS3668

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

Datasheet Download

Link URL