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参数资料
| 型号： | TDA7285 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP20 |
| 封装： | PLASTIC, DIP-20 |
| 文件页数： | 5/11页 |
| 文件大小： | 2883K |
| 代理商： | TDA7285 |
ELECTRICAL CHARACTERISTICS (VS = 3V; RL = 32
, Vol. Control = 2/3 Vref (pin 20); Tamb = 25°C; f =
1KHz; unless otherwise specified
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Range
1.8
6
V
Id
Total Quiescent Drain Current
15
22
mA
PLAYBACK AMPLIFIER
Gvo
Open Loop Gain
70
dB
Gv
Close Loop Gain
33
dB
VO
Output Voltage
THD = 1%
600
750
mV
THD
Total Harmonic Distortion
VO = 330mVrms
0.05
0.25
%
Ib
Bias Current
3
A
Ct
Cross Talk
RS = 2.2K
; VO = 330mVrms
74
dB
en
Total Input Noise
RS = 2.2K
; B = 22Hz to 22KHz
1.2
V
SVR1
Ripple Rejection
RS = 2.2K
; Vr = 100mVrms
f = 100Hz; CSVR = 100
F
50
dB
HEADPHONE DRIVER
VDC
Output DC Voltage
1.4
V
PO
Output Power
THD = 10%
20
30
mW
PO1
Transient Output Power
THD = 10% RL = 16
50
mW
GV
Close Loop Gain
PO = 5mW
31
dB
Volume Control range
66
75
dB
THD
Total Harmonic Distortion
PO = 5mW
0.3
1
%
Ct
Cross Talk
PO = 5mW; RS = 10K
50
dB
SVR2
Ripple Rejection
RS = 600
; Vr = 100mV
f = 100Hz; CSVR = 100
F
47
dB
MOTOR SPEED CONTROL
Vref
Motor Reference Voltage (pin 12)
0.18
0.20
0.22
V
K
Shunt Ratio
Im = 100mA
45
50
55
-
Vsat
Residual Voltage
Im = 100mA
0.13
0.30
V
Vref
Vref
VS Line Regulation
Im = 100mA;
VS = 1.8 to 6V
0.20
0.8
%/V
K
K
VS
Voltage Characteristics of Shunt
Ratio
Im = 100mA;
VS = 1.8 to 6V
0.80
3
%/V
Vref
Vref
Im Load Regulation
Im = 30 to 200mA
0.015
0.08
%/mA
K
K
Im
Current Characteristics of Shunt
Ratio
Im = 30 to 200mA
0.03
0.1
%/mA
Vref
Vref
Tamb Temperature Characteristics of
Reference Voltage
Im = 100mA
Tamb = -20 to +60
°C
0.04
%/
°C
K
K
Tamb Temperature Characteristics of
Shunt Ratio
Im = 100mA
Tamb = -20 to +60
°C
0.02
%/
°C
TDA7285
3/11
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| TDA7285D | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:STEREO CASSETTE PLAYER AND MOTOR SPEED CONTROLLER |
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