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RT9118 Datasheet(PDF) 7 Page - Richtek Technology Corporation

Part # RT9118
Description  10W Stereo Class-D Speaker Driver
Download  14 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9118 Datasheet(HTML) 7 Page - Richtek Technology Corporation

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RT9118
7
DS9118-00
November 2016
www.richtek.com
©
Copyright
2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Basic (Speaker Mode)
Output Offset Voltage
VOS
PVDDx = 12V, Gain = 31dB
--
--
20
mV
Quiescent Current
IQ
PVDDx = 12V, HPVDD
= 5V, no filter and load
IPVDD
--
10
15
mA
IHPVDD
--
1.5
2.5
mA
Shutdown Current
ISHDN
PVDDx = 12V,
HPVDD = 5V, EN = Low
IPVDD
--
1
1.5
mA
IHPVDD
--
1
1.5
mA
Drain-Source on State Resistance
RDS(ON)
PVDDx = 12V,
IO = 500mA
High-side
--
250
--
m
Low-side
--
200
--
Gain
Gain
Gain = 0
25
26
27
dB
Gain = 1
30
31
32
SPK Output Integrated Noise
Vn (SPK)
PVDDx = 12V, Gain = 26dB,
A-weighted
--
100
--
V
PVDDx = 12V, Gain = 31dB,
A-weighted
--
200
--
Signal-to-Noise Ratio
SNR
PVCC = 12V, Gain = 26dB,
A-weighted, THD+N = 1%
--
98
--
dB
SPK Output Power
Po
THD+N = 7%, PVCC = 11.3V,
RL = 8
--
8
--
W
THD+N = 10%, PVCC = 16V,
RL = 8
--
15
--
SPK Total Harmonic Distortion
Plus Noise
THD+N
(SPK)
PVDDx = 12V,
fin = 1kHz
Po = 5W
--
0.2
--
%
Po = 1W
--
0.1
--
Crosstalk
Vo = 1Vrms, Gain = 26dB,
fin = 1kHz
--
70
--
dB
Power Supply Ripple Rejection
PSRR
200mVPP ripple at 1kHz, Gain =
26dB, inputs ac-coupled to AGND
--
70
--
dB
Turn On Time
tON
--
25
--
ms
Turn off time
tOFF
--
2
--
s
Oscillator Frequency
fOSC
--
330
--
kHz
Output Power Limit
Vin = 1Vrms, Plimit, 25k
 to GND
5
--
6.5
W
Vin = 1Vrms, Plimit, 150k
 to GND
10
--
13
Basic (Headphone Mode)
HP Output Offset Voltage
VOS
PVDDx = 12V, Gain = 6dB
--
--
5
mV
HP Quiescent Current
IQ
PVDDx = 12V,
HPVDD = 5V
IPVDD
--
1.5
2
mA
IHPVDD
--
5.5
6.5
mA
HP Shutdown Current
ISHDN
PVDDx = 12V,
HPVDD = 5V, EN = low
IPVDD
--
1
1.5
mA
IHPVDD
--
1
1.5
mA
Headphone Gain
Gain
5
6
7
dB


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