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ft690_DS_2.1

 

8                                                                                           

www.fangtek.com

                              ft690-

 

0502273076 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Power Dissipation vs Output Power

Vdd=3V, RL=8

Ω

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

0

0.2

0.4

0.6

0.8

Output Power (W)

P

o

wer

 Di

ss

ipat

ion 

(W

)

Power Dissipation vs Output Power

Vdd=2.6V, RL=8

Ω

0

0.05

0.1

0.15

0.2

0.25

0.3

0

0.1

0.2

0.3

0.4

0.5

Output Power (W)

P

ow

er

 D

is

si

p

at

ion 

(W

)

Frequency Response vs Input Capacitor Size

Vdd=5V, RL=8

Ω

, Cap=0.44uF

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

10

100

1000

10000

100000

Frequency (Hz)

O

ut

put

 Lev

el

 (

dB

)

平网-功率器件专业供应商   0755-83307717   www.ping-web.com   [email protected] 

.

Содержание ft690

Страница 1: ...either high or low enables the shutdown pin to be driven in a likewise manner to enable shutdown The ft690 contains advanced pop click circuitry which eliminates noise which would otherwise occur dur...

Страница 2: ...ontinued at end of data sheet Pin Configurations and Selector Guide appear at end of data sheet ABSOLUTE MAXIMUM RATINGS Unit Supply voltage VDD 6 0 V Storage Temperature 65 C to 150 C Input Voltage 0...

Страница 3: ...THD N 1 max f 1kHz 1 25 0 9 W min PO 4 THD N 1 max f 1kHz 2 W TWU Wake up time 130 Ms THD N Total Harmonic Distortion Noise PO 0 5Wrms f 1kHz 0 2 PSRR Power Supply Rejection Ratio Vripple 200mV sine p...

Страница 4: ...1 2 V VSDIL Shutdown Voltage Input Low VSD MODE GND 1 0 V VOS Output Offset Voltage 5 50 mV max 9 7 K max ROUT Resistor Output to GND 8 5 7 0 K min Output Power 8 THD N 1 max f 1kHz 300 mW PO Output P...

Страница 5: ...an Asserted Low device to activate shutdown The SD_MODE select pin is with the MSOP and WCSP packaged devices shutdown occurs only with an low assertion Typical Performance Characteristics LD and MH S...

Страница 6: ...0 01 0 1 1 10 0 01 0 1 1 10 Output Power W THD N THD N N vs Output Power Vdd 3V RL 8 f 1KHz 0 01 0 1 1 10 0 01 0 1 1 Output Power W THD N THD N N vs Frequency Vdd 2 6V RL 8 Po 0 15W 0 01 0 1 1 10 10...

Страница 7: ...00000 Frequency Hz PSRR dB PSRR vs Frequency Vdd 3V RL 8 Input 10 100 90 80 70 60 50 40 30 20 10 0 10 100 1000 10000 100000 Frequency Hz PSRR dB PSRR vs Frequency Vdd 2 6V RL 8 Input 10 100 90 80 70 6...

Страница 8: ...Power W Power Dissipation W Power Dissipation vs Output Power Vdd 2 6V RL 8 0 0 05 0 1 0 15 0 2 0 25 0 3 0 0 1 0 2 0 3 0 4 0 5 Output Power W Power Dissipation W Frequency Response vs Input Capacitor...

Страница 9: ...n can be derived from the power dissipation graphs or from Equation 1 PDMAX 4 VDD 2 2 2 RL 1 It is critical that the maximum junction temperature TJMAX of 150 C is not exceeded TJMAX can be determined...

Страница 10: ...performance In addition to system cost and size click and pop performance is effected by the size of the input coupling capacitor Ci A larger input coupling capacitor requires more charge to reach its...

Страница 11: ...mitations Figure 3 HIGHER GAIN AUDIO AMPLIFIER The ft690 is unity gain stable and requires no external components besides gain setting resistors an input coupling capacitor and proper supply bypassing...

Страница 12: ...ft690_DS_2 1 12 www fangtek com ft690 0502273076 PHYSICAL DIMENSIONS 0755 83307717 www ping web com sales ping web com...

Страница 13: ...ft690_DS_2 1 ft690 0502273076 www fangtek com 13 Figure 5 DFN Package Physical Dimension 0755 83307717 www ping web com sales ping web com...

Страница 14: ...ft690_DS_2 1 14 www fangtek com ft690 0502273076 Figure 6 MSOP Package Physical Dimension Figure 7 WCSP Package Physical Dimension 0755 83307717 www ping web com sales ping web com...

Страница 15: ...ITS PRODUCTS 4 FANGTEK MAKES NO WARRANTY OR REPRESENTATION THAT ITS PRODUCTS ARE SUBJECT TO INTELLECTUAL PROPERTY LICENSE FROM FANGTEK OR ANY THIRD PARTY AND FANGTEK MAKES NO WARRANTY OR REPRESENTATIO...

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