TBA229-5 데이터 시트보기 (PDF) - Infineon Technologies

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TBA229-5

Dual Sound FM IF Amplifier

Infineon Technologies 

TBA 229-5

Characteristics

V S = 12 V; T A = 25 ˚C; VI IF 14 rms = 10 mV; fI IF 11, 14 = 5.5 MHz; f mod = 1 kHz; ∆ f = ± 30 kHz

(if not stated otherwise)

Parameter

Symbol

Limit Values Unit Test Condition

min. typ. max.

Current consumption I S

25 35 42 mA

Input voltage for

limiter threshold

VI 11 rms

VI 14 rms

50 100 µV

50 100 µV VQ 4, 5 = – 3 dB

Output voltage

VQ 4 rms

VQ 5 rms

510 600 700 mV

510 600 700 mV

DC voltage portion

VQ 4 =

VQ 5 =

4.8 6

4.8 6

6.2 V

6.2 V

∆ f = 0; THD = THD min

Total harmonic

distortion

THD 4,THD 5

0.4 0.8 % THD = THD min

AM suppression

α AM 4

V i rms =1 mV; m = 30% α AM 5

55 60

55 60

dB

dB VI rms=1 mV; m = 30%

Cross-talk rejection

C IF 1-2 = VQ 4/ 60

VQ 5

C IF 1-2 = VQ 4/ 60

VQ 5

dB fI IF 11 = 5.5 MHz; ∆ f 11 = 0 kHz;

VI 11 rms = 4 mV; VI 14 rms =10 mV

fI IF 11 = 5.74 MHz; ∆ f 14 = 0 kHz

dB VI 11 rms = 4 mV; VI 14 rms =10 mV

Reference voltage V 13 =

5.4 6 6.6 V

Switching voltage

muting ON (AF off) V 16

8

OFF

V 16

0

Design-Related Values

VS V

3V

Input resistance

Output resistance

Input impedance

IF residual voltage

Hum suppression

R I 1, 2

R I 7, 8

R Q 4, 5

Z I11, 14

VQ 4, 5 (IF)

α Q hum

Frequency deviation ∆ f IF

AM min – THD min

20

kΩ

20

kΩ

100 Ω

800

Ω

15

mV

32

dB fS = 100 Hz

∆VS rms = 500 mV; VS/VQ 4; VS/

VQ 5

±10

kHz

Semiconductor Group

3

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