參數(shù)資料
型號(hào)： TAS5631PHD
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： AUDIO AMPLIFIER, PQFP64
封裝： GREEN, PLASTIC, HTQFP-64
文件頁(yè)數(shù)： 2/34頁(yè)
文件大小： 1823K
代理商： TAS5631PHD
SLES221C – JULY 2009 – REVISED APRIL 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
PVDD_X = 50V, GVDD_X = 12 V, VDD = 12V, TC (case temperature) = 75°C, fS = 384 kHz, unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I/O PROTECTION
Vuvp,G
Undervoltage protection limit, GVDD_X
10
V
Vuvp,hyst
(1)
0.6
V
OTW1(1)
Overtemperature warning 1
95
100
105
°C
OTW2(1)
Overtemperature warning 2
115
125
135
°C
Temperature drop needed below OTW
OTWhyst
(1)
temperature for OTW to be inactive after
25
°C
OTW event
Overtemperature error
145
155
165
°C
OTE(1)
OTE-OTW differential
30
°C
A reset must occur for SD to be released
OTEHYST
(1)
25
°C
following an OTE event
OLPC
Overload protection counter
fPWM = 384 kHz
2.6
ms
Resistor – programmable, nominal peak
current in 1-
load,
19
A
64-pin QFP package (PHD)
ROCP = 22 k
Overcurrent limit response
Resistor – programmable, nominal peak
current in 1-
load,
IOC
19
A
44-pin PSOP3 package (DKD)
ROCP = 24 k
Resistor – programmable, nominal peak
current in 1-
load,
Overcurrent response time, latched
19
A
ROCP = 47 k
Time from application of short condition to
IOCT
Overcurrent response time
150
ns
Hi-Z of affected half-bridge
Connected when RESET is active to
Internal pulldown resistor at output of each
IPD
provide bootstrap charge. Not used in SE
3
mA
half-bridge
mode.
STATIC DIGITAL SPECIFICATIONS
VIH
High-level input voltage
1.9
V
INPUT_X, M1, M2, M3, RESET
VIL
Low-level input voltage
1.45
V
Ilkg
Input leakage current
100
mA
OTW/SHUTDOWN (SD)
Internal pullup resistance, OTW1 to VREG,
RINT_PU
20
26
33
k
OTW2 to VREG, SD to VREG
Internal pullup resistor
3
3.3
3.6
VOH
High-level output voltage
V
External pullup of 4.7 k
to 5 V
4.5
5
VOL
Low-level output voltage
IO = 4 mA
200
500
mV
Device fanout OTW1, OTW2, SD, CLIP,
FANOUT
No external pullup
30
devices
READY
(1)
Specified by design
10
Copyright 2009–2010, Texas Instruments Incorporated
Product Folder Link(s): TAS5631
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