SM7513 Datasheet, PDF (5/13 Pages) SamHop Microelectronics Corp. – 3W STEREO AUDIO POWER AMPLIFIER WITH UP / DOWN GAIN CONTROL

SAMHOP Microelectronics Corp.
3W STEREO AUDIO POWER AMPLIFIER WITH UP / DOWN GAIN CONTROL
ELECTRICAL CHARACTERISTICS (VDD =PVDD = 5.5V, Ta = 25^oC unless otherwise noted)
Characteristic
Symbol
Condition
Min. Typ. Max. Unit
Output offset voltage
(measured differentially)
VOO VDD=5.5V,Gain=20dB, SE/BTL=0V
60 mV
Power supply rejection ratio
PSRR VDD=PVDD=4.0V to 5.5V
-42 -70
dB
High-level input current
(SE/BTL,SHUTDOWN)
llH
Low-level input
current(SE/BTL,SHUTDOWN,VOLUME)
llL
Supply current, no load
lDD
Supply current,max power into a 3Ω load ^lDD
VDD=PVDD=5.5V,
Vl=VDD=PVDD
VDD=PVDD=5.5V , Vl=0V
VDD=PVDD=5.5V,SE/BTL=0V,
SHUTDOWN=2V
VDD=PVDD=5.5V,SE/BTL=5.5V,
SHUTDOWN=2V
VDD=5V=PVDD,SE/BTL=0V,
SHUTDOWN=2V,RL=3Ω,
PO=2W,Stereo
1 uA
1 uA
5.5 8.0 10
mA
3.0 5.0 6.0
1.5
ARMS
Supply current,shutdown mode
lDD(SD) SHUTDOWN=0.0V
1 20 uA
OPERATING CHARACTERISTICS
(VDD =PVDD = 5V, RL = 3Ω, Gain = 6dB, Ta = 25^oC unless otherwise noted)
Characteristic
Symbol
Condition
Min. Typ. Max. Unit
Output Power ⁽¹⁾
THD=1%, f=1 kHz, RL=4Ω
THD=10%, f=1 kHz, RL=4Ω
PO
THD=1%, f=1 kHz, RL=8Ω
THD=10%, f=1 kHz, RL=8Ω
1.9
2.4
1.3
W
1.6
THD=10%, f=1 kHz, RL=3Ω,VDD=5.5V
3
Total harmonic distortion+noise
THD+N PO =1W, RL=8Ω, f=20Hz to 20kHz
< 0.6
%
High-level output voltage
VOH
RL=8Ω,
Measured between output and VDD
600 mV
Low-level output voltage
VOL
RL=8Ω,
Measured between output and GND
400 mV
Bypass voltage(Nominally VDD/2)⁽²⁾
V(BYPASS)
Measured at pin 11,
No load, VDD=5.5V
2.65 2.75 2.85 V
Maximum output power bandwidth
BOM THD = 5%
> 20
kHz
Supply ripple rejection ratio
f=1 kHz, Gain = 0 dB,
BTL
-63
C(BYP) = 0.47uF
SE
-57
dB
Initial gain
f= 1kHz , R_L = 8Ω
-2
-4
-6
dB
(1) Output power is measured at the output terminals of the IC.
(2) At 4V < VDD < 5.5V the DC bypass voltage is approximately VDD/2
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V.1.0 Apr 30,2007