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參數(shù)資料
| 型號(hào)： | L6268 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | VOICE COIL MOTOR CONTROLLER, 2.1 A, PQFP44 |
| 封裝： | 10 X 10 MM, TQFP-44 |
| 文件頁數(shù)： | 13/17頁 |
| 文件大?。?/td> | 170K |
| 代理商： | L6268 |
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
THERMAL SENSING
TSD
Shutdown Temperature
150
180
°C
THYS
Hysteresis
60
°C
TEW
Early Warning
TSD-25
°C
SUPPLY MONITOR
VTR
Trip Point
Input Rising
1.92
2
2.08
V
VHYS
Hysteresis Voltage
Input falling
100
mV
IDLY
Porb Delay Current
TR_5V, TR_12V > VTR
Vpordly = 2V
1.5
2
2.5
A
Ron_por
Porb Pull Down Ron
Vdd > 2V and sink 1mA
Vpordly = 2V
500
VDLY
Porb Dly Threshold
TR_5V, TR_12V > VTR
2.5
3.0
3.5
V
IIN
Input Current
VIN < 4V
-1
1
A
VOLTAGE BOOST
VBOOST
Output Voltage
VCC+5
VCC+6.3
V
Fosc
Internal Oscillator
130
200
250
kHz
SW1 OUTPUT
RGATE
Gate Driver for External Mosfet
Internal Resistor to CP
200
k
VGATE
Off Gate State Voltage for
External Mosfet
IO = 1mA VCC = 3.5V
0.7
V
DIGITAL LOGIC LEVELS
VIH
Input Logic "1"
VDD = 5.5V
2.4
V
VIL
Input Logic "0"
VDD = 4.5V
0.5
V
VOH
Output Logic "1"
ISOURCE = 20
AVdd-0.2
V
VOL
Output Logic "0"
ISOURCE = -400
A
0.4
V
FSYSCLK
System Clock
20
25
MHz
VCM, DAC
Resolution
14
Bits
Differential Linearity
1 LSB Change
-Tested
By design
-1
-0.5
1
0.5
LSB
Integral Linearity
9
Bits
Midscale Offset
Referenced to VCC/2
-5
5
mV
TC
Convertion Time
5
s
Full Scale Voltage
Referenced to VCC/2
±1V
Full Scale Error
-4
4
%
VCM, ERROR AMPLIFIER
AVOL
Open Loop Gain
DC
50
db
VOS
Input Offset Voltage
-5
5
mV
IIB
Input Bias Current
-250
250
nA
ELECTRICAL CHARACTERISTICS (Continued)
L6268
5/17
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