參數(shù)資料
型號(hào): TAS5121IDKD
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 音頻/視頻放大
英文描述: 100 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: GREEN, PLASTIC, HSSOP-36
文件頁(yè)數(shù): 19/22頁(yè)
文件大?。?/td> 632K
代理商: TAS5121IDKD
www.ti.com
TYPICAL APPLICATION CONFIGURATION USED WITH TAS5026 PWM PROCESSOR
TAS5121IDKD
21
20
5
14
12
11
10
9
8
GVDD_B
OUT_A
GND
PVDD_A
GND
PVDD_B
PVDD_A
OUT_B
31
32
34
BST_B
OUT_B
33
GND
OUT_A
35
30
28
26
29
27
BST_A
GND
GVDD_A
23
25
22
24
7
15
16
17
13
6
2
3
4
10
H
10
H
4.7 k
1000
F
PWM_AP_1
PWM_BP_1
1
F
100
nF
100
2.7
2.7
100 nF
33 nF
100 nF
33 nF
1
F
100 nF
H-Bridge
Power Supply
Gate-Drive
Power Supply
4.7 k
75 nH LPCB
PWM_AP
GVDD
GND
M2
M1
DREG
M3
DGND
RESET
OTW
DGND
SD
DVDD
DREG_RTN
GND
PWM_BP
1
1
1
GND
GVDD_B
36
18
GND
19
GVDD_A
Voltage suppressor diodes: 1SMA33CAT3
LPCB : Track in the PCB (1 mm wide and 50 mm long)
22
33
F
1
F
TVS Zener
22
1
F
75 nH LPCB
1
F
Micro-
controller
S001501
TAS5121I
SLES122 – SEPTEMBER 2004
ELECTRICAL CHARACTERISTICS (continued)
PVDD_X = 30.5 V, GVDD_x = 12 V, DVDD connected to DREG via a 100-
resistor, R
L = 4 , 8X fs= 384 kHz, TAS5026
PWM processor, unless otherwise noted
TYPICAL
OVER TEMPERATURE
SYMBOL
PARAMETER
TEST CONDITIONS
TCase=
MIN/TYP/
TA=25°C
UNITS
75
°C
MAX
STATIC DIGITAL INPUT SPECIFICATION, PWM, PROTECTION MODE SELECTION PINS, AND OUTPUT MODE SELECTION PINS
2
V
Min
VIH
High-level input voltage
DVDD
V
Max
VIL
Low-level input voltage
0.8
V
Max
–10
A
Min
Leakage
Input leakage current
10
A
Max
OTW/SHUTDOWN (SD)
Internal pullup resistor from OTW
32
22
k
Min
and SD to DVDD
VOL
Low-level output voltage
IO = 1 mA
0.4
V
Max
6
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