APA2051 Datasheet, PDF (4/32 Pages) Anpec Electronics Coropration – 2.4W Stereo Audio Power Amplifier (with Gain Setting) & Capfree Headphone Driver

APA2051
Electrical Characteristics (Cont.)
V_DD = 5V, HV_DD = 3.3V, GND = PGND = CPGND = 0V, T_A= 25°C (unless otherwise noted).
Symbol
Parameter
Test Conditions
SPEAKER MODE (CONT.)
THD+N
Total Harmonic Distortion Plus
Noise
Crosstalk
Channel Separation
PSRR
S/N
Power Supply Rejection Ratio
Vn
Noise Output Voltage
HEADPHONE MODE
Po
Output Power
Vo
Vos
THD+N
Output Voltage Swing
Output Offset Voltage
Total Harmonic Distortion Plus
Noise
Crosstalk
Channel Separation
PSRR
S/N
Power Supply Rejection Ratio
Vn
Noise Output Voltage
Rf
Input Feedback Resistance
CHARGE PUMP
Fosc
Switching Frequency
CVSS
Req
Charge Dump (CVSS)
Charge Pump Requirement
Resistance
fin =1kHz
PO = 1.5W, RL =4Ω
PO = 0.9W, RL =8Ω
fin =1kHz, CB=2.2µF, RL=8Ω, PO=0.92W
fin =1kHz, CB=2.2µF, RL =4Ω, PO=1.5W
CB =2.2µF, RL =8Ω, fin =120Hz
PO =0.8W, RL =8Ω, A-weighting Filter
Gain =10.5dB, RL =8Ω, CB =2.2µF
THD+N = 1%, fin =1kHz
RL = 16Ω
RL = 32Ω
THD+N = 10%, fin =1kHz
RL =16Ω
RL =32Ω
RL =10kΩ
THD+N=10%
THD+N=1%
RL =32Ω
fin = 1kHz
PO = 125mW, RL =16Ω
PO = 88mW, RL =32Ω
V_O=1.7Vrms, R_L=10kΩ
fin =1kHz, RL =16Ω, PO =125mW
fin =1kHz, RL =32Ω, PO =88mW
fin =1kHz, RL=10kΩ, VO =1.7Vrms
CB = 2.2µF, RL=32Ω, fin =120Hz
With A-weighting Filter
PO = 70mW, RL =32Ω
VO =1.2Vrms, RL=10kΩ
CB =2.2µF
No load
APA2051
Min. Typ. Max.
-
0.15
-
0.06
-
80
-
-
83
-
-
70
-
-
90
-
-
80
-
160
-
100 120
200
-
150 165
-
2.9
-
-
2.4
-
-10
+10
-
0.02
0.02
-
0.005
-
80
-
-
85
-
-
105
-
-
80
-
95
-
92
-
30
-
38
40
42
460 540 620
-
-0.98
VDD
-
-
9
12
Unit
%
dB
dB
dB
µV
(rms)
mW
Vrms
mV
%
dB
dB
dB
µV
(rms)
kΩ
kHz
V
Ω
Copyright © ANPEC Electronics Corp.
4
Rev. A.4 - Aug., 2009
www.anpec.com.tw