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参数资料
| 型号： | TAS5152DKDRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 240 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36 |
| 封装： | GREEN, PLASTIC, HSSOP-36 |
| 文件页数： | 27/29页 |
| 文件大小： | 681K |
| 代理商： | TAS5152DKDRG4 |
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TAS5152
SLES127A FEBRUARY 2005 REVISED NOVEMBER 2005
www.ti.com
7
RECOMMENDED OPERATING CONDITIONS
CONDITIONS
MIN
NOM
MAX
UNIT
PVDD_x
Half-bridge supply
DC supply voltage
0
35
37
V
GVDD_x
Supply for logic regulators and gate-drive
circuitry
DC supply voltage
10.8
12
13.2
V
VDD
Digital regulator input
DC supply voltage
10.8
12
13.2
V
RL (BTL)
Output filter: L = 10
H, C = 470 nF
3
4
RL (SE)
Load impedance
Output filter: L = 10
H, C = 470 nF
Output AD modulation, switching
frequency > 350 kHz
2
3
RL (PBTL)
Load impedance
Output AD modulation, switching
frequency > 350 kHz
1.5
2
LOutput (BTL)
Minimum output inductance under
10
LOutput (SE)
Output-filter inductance
Minimum output inductance under
short-circuit condition
10
H
LOutput (PBTL)
Output-filter inductance
short-circuit condition
10
H
FPWM
PWM frame rate
192
384
432
kHz
TJ
Junction temperature
0
125
_C
AUDIO SPECIFICATIONS (BTL)
PVDD_X = 35 V, GVDD = VDD = 12 V, BTL mode, RL = 4 , audio frequency = 1 kHz, AES17 filter, FPWM = 384 kHz, case temperature = 75°C,
unless otherwise noted. Audio performance is recorded as a chipset, using TAS5508 PWM processor with an effective modulation index limit of
96.1%. All performance is in accordance with recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
TAS5152
UNIT
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
RL = 4 ,10% THD, clipped input
signal
125
RL = 6 ,10% THD, clipped input
signal
98
Po
Power output per channel
RL = 8 ,10% THD, clipped input
signal
76
W
Po
Power output per channel
RL = 4 , 0 dBFS, unclipped input
signal
96
W
RL = 6 , 0 dBFS, unclipped input
signal
72
RL = 8 , 0 dBFS, unclipped input
signal
57
THD+N
Total harmonic distortion + noise
0 dBFS
0.1
%
THD+N
Total harmonic distortion + noise
1 W
0.02
%
Vn
Output integrated noise
A-weighted
145
V
SNR
Signal-to-noise ratio (1)
A-weighted
102
dB
DNR
Dynamic range
A-weighted, input level = –60 dBFS
using TAS5508 modulator
102
dB
DNR
Dynamic range
A-weighted, input level = –60 dBFS
using TAS5518 modulator
110
dB
Pidle
Power dissipation due to idle losses (IPVDDx)
PO = 0 W, 2 channels switching (2)
2
W
(1) SNR is calculated relative to 0-dBFS input level.
(2) Actual system idle losses are affected by core losses of output inductors.
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