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TAS5614PHDR Datasheet(PDF) 9 Page - Texas Instruments

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Part # TAS5614PHDR
Description  150W STEREO / 300W MONO PurePath HD DIGITAL-INPUT POWER STAGE
Download  33 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TAS5614PHDR Datasheet(HTML) 9 Page - Texas Instruments

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TAS5614A
www.ti.com
SLAS712B
– JUNE 2010 – REVISED MARCH 2011
AUDIO CHARACTERISTICS (PBTL)
Audio performance is recorded as a chipset consisting of a TAS5518 PWM Processor (modulation index limited to 97.7%)
and a TAS5614A power stage. PCB and system configurations are in accordance with recommended guidelines. Audio
frequency = 1kHz, PVDD_X = 36V, GVDD_X = 12V, RL = 2Ω, fS = 384kHz, ROC = 30kΩ, TC = 75°C,
Output Filter: LDEM = 7μH, CDEM = 1μF, MODE = 101-00, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP MAX UNIT
RL = 2Ω, 10%, THD+N
300
RL = 3Ω, 10%, THD+N
200
RL = 4Ω, 10%, THD+N
160
PO
Power output per channel
W
RL = 2Ω, 1% THD+N
250
RL = 3Ω, 1% THD+N
160
RL = 4Ω, 1% THD+N
130
THD+N
Total harmonic distortion + noise
1 W
0.03%
Vn
Output integrated noise
A-weighted, TAS5518 Modulator
128
μV
SNR
Signal to noise ratio(1)
A-weighted, TAS5518 Modulator
103
dB
A-weighted, input level
–60 dBFS using
DNR
Dynamic range
103
dB
TAS5518 modulator
Pidle
Power dissipation due to idle losses (IPVDD_X)
PO = 0, 4 channels switching
(2)
2.4
W
(1)
SNR is calculated relative to 1% THD-N output level.
(2)
Actual system idle losses are affected by core losses of output inductors.
ELECTRICAL CHARACTERISTICS
PVDD_X = 36V, GVDD_X = 12V, VDD = 12V, TC (Case temperature) = 75°C, fS = 384kHz, unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP MAX
UNIT
INTERNAL VOLTAGE REGULATOR AND CURRENT CONSUMPTION
Voltage regulator, only used as reference
VREG
VDD = 12V
3
3.3
3.6
V
node, VREG
VI_CM
Analog comparator reference node, VI_CM
1.5
1.75
1.9
V
Operating, 50% duty cycle
20
IVDD
VDD supply current
mA
Idle, reset mode
20
50% duty cycle
10
IGVDD_x
Gate-supply current per half-bridge
mA
Reset mode
1.5
50% duty cycle without output filter or
16.8
mA
load
IPVDD_x
Half-bridge idle current
Reset mode, No switching
620
μA
OUTPUT-STAGE MOSFETs
Drain-to-source resistance, low side (LS)
TJ = 25°C, excludes metallization
60
100
m
resistance,
RDS(on)
Drain-to-source resistance, high side (HS)
60
100
m
GVDD = 12V
Copyright
© 2010–2011, Texas Instruments Incorporated
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Product Folder Link(s): TAS5614A


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