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参数资料
| 型号： | L6243D |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 运动控制电子 |
| 英文描述： | VOICE COIL MOTOR CONTROLLER, 2.5 A, PDSO28 |
| 封装： | SO-28 |
| 文件页数： | 6/12页 |
| 文件大小： | 2162K |
| 代理商： | L6243D |
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VS
Supply Voltage
18
V
VIN
Input Voltage
0.3V to VS
VID
Differential Input Voltage
±VS
IO
DC Output Current
2
A
Ip
Peak Output Current (non repetitive)
2.5
A
Ptot
Total Power Dissipation (Tamb = 70
°C) for L6243
for L6243D
2
1.2
W
Tstg
Storage and Junction Temperature
-55 to +150
°C
THERMAL DATA
Symbol
Description
L6243
L6243D
Unit
Rth j-pin
Rth j-amb
Thermal Resistance Junction to pin
Thermal Resistance Junction to pin floating in air
Thermal Resistance Junction to pin 16 cm
2 copper area on board
heat sink
12
62
36
14
50
°C/W
PIN FUNCTIONS
Name
Function
VCC
Power supply.
GND
Common Ground.
Vref
Voltage Reference.
ENABLE
Input. Logic low will disable IC.
PARK POWER
Input Power supply for the parking circuit.
CURRENT SENSE OUT
Current sense operational amplifier output.
ERROR AMP IN
Error amplifier inverting input.
ERROR AMP OUT
Error amplifier output.
SENSE IN
±
Input for external sense resistors.
OUT A, B
Outputs of the two Power Operational Amplifiers Connections for Voice coil Motor.
PARK
External input for parking. Low will activate the park procedure.
PARK VOLTAGE PROGRAM
Input to set the park voltage.
POWER FAIL THRESHOLD
Supply monitor threshold setting.
LOGIC SUPPLY SENSE
Logic Supply Sense.
5V FILTER
Capacitor connection to filter the logic supply ripple.
VCC SENSE OUT
Power supply failure monitor output.
POR
Power on reset output. Low will signal to the controller the failure of the logic supply.
POR DELAY
Capacitor connection to set the power on reset delay.
WRITE DISABLE
Output for write disable. Low will disable the writing mode.
AMP–
Inverting input of the additional op amp.
AMP+
Non-inverting input of the additional op amp.
AMPOUT
Output of the additional op amp.
L6243-L6243D
3/12
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相关代理商/技术参数 |
参数描述 |
|---|---|
| L6243DS | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:VOICE COIL MOTOR DRIVER |
| L6244923 | 制造商: 功能描述: 制造商:undefined 功能描述: |
| L6245 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V HARD DISK DRIVE POWER COMBO |
| L6246 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:12V VOICE COIL MOTOR DRIVER |
| L624F | 制造商:未知厂家 制造商全称:未知厂家 功能描述:THYRISTOR MODULE|BRIDGE|HALF-CNTLD|CA|480V V(RRM)|42.5A I(T) |
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