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参数资料
| 型号： | TAS5176DDWG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 40 W, 6 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| 封装： | GREEN, PLASTIC, HTSSOP-44 |
| 文件页数： | 2/25页 |
| 文件大小： | 771K |
| 代理商： | TAS5176DDWG4 |
www.ti.com
ELECTRICAL CHARACTERISTICS
SLES196 – JUNE 2007
FPWM = 384 kHz, PVDD = 31V, GVDD = 12 V, VDD = 12 V, TC (case temperature) = 25°C, unless otherwise noted. All
performance is in accordance with recommended operating conditions, unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
INTERNAL VOLTAGE REGULATOR AND CURRENT CONSUMPTION
VREG
Voltage regulator, only used as reference node
VDD = 12 V
3
3.3
3.6
V
Operating, 50% duty cycle
7
20
IVDD
VDD supply current
mA
Idle, reset mode
6
16
50% duty cycle
5
22
IGVDD_X
Gate supply current per half-bridge
mA
Idle, reset mode
1
3
50% duty cycle, without output filter or load, 5.1
180
mode
IPVDD_X
Half-bridge idle current
mA
50% duty cycle, without output filter or load, 2.1
100
mode
OUTPUT STAGE MOSFETs
RDS(on), LS Sat
Drain-to-source resistance, low side, satellite
TJ = 25°C, includes metallization resistance
210
m
RDS(on), HS Sat
Drain-to-source resistance, high side, satellite
TJ = 25°C, includes metallization resistance
210
m
RDS(on), LS Sub
Drain-to-source resistance, low side, subwoofer
TJ = 25°C, includes metallization resistance
110
m
RDS(on), HS Sub
Drain-to-source resistance, high side, subwoofer
TJ = 25°C, includes metallization resistance
110
m
I/O PROTECTION
VUVP, G
Undervoltage protection limit GVDD_X
10
V
VUVP, hyst
(1)
Undervoltage protection hysteresis
250
mV
OTW(1)
Overtemperature warning
125
°C
Temperature drop needed below OTW temp. for
OTWhyst
(1)
25
°C
OTW to be inactive after the OTW event
OTE(1)
Overtemperature error
155
°C
Temperature drop needed below OTE temp. for SD
OTEHYST
(1)
25
°C
to be released after the OTE event
OLCP
Overload protection counter
1.25
ms
Resistor programmable, high end,
Overcurrent limit protection, sat.
4.5
A
Rocp = 18 k
Ω
IOC
Resistor programmable, high end,
Overcurrent limit protection, sub.
8
A
Rocp = 18 k
Ω
IOCT
Overcurrent response time
210
ns
Rocp
OC programming resistor range
Resistor tolerance = 5%
27
k
STATIC DIGITAL SPECIFICATION
VIH
High-level input voltage
2
PWM_X, M1, M2, M3, RESET
V
VIL
Low-level input voltage
0.8
Ilkg
Input leakage current
Static condition
–80
80
μA
OTW/SHUTDOWN (SD)
Internal pullup resistor to DREG (3.3 V) for SD and
RINT_PU
26
k
OTW
Internal pullup resistor only
3
3.3
3.6
VOH
High-level output voltage
External pullup: 4.7-k
Ω resistor to 5 V
4.5
5
V
VOL
Low-level output voltage
IO = 4 mA
0.2
0.4
FANOUT
Device fanout OTW, SD
No external pullup
30
Devices
(1)
Specified by design.
10
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