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參數(shù)資料
| 型號(hào)： | EM4100A5CX |
| 元件分類： | 線性穩(wěn)壓 |
| 英文描述： | Single 12V Input Supply Dual Regulator - Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: -40°C to 85°C; Package: 16-QSOP |
| 中文描述： | 模擬雜項(xiàng) |
| 文件頁(yè)數(shù)： | 2/9頁(yè) |
| 文件大?。?/td> | 78K |
| 代理商： | EM4100A5CX |
EM4100
Copyright
2002, EM Microelectronic-Marin SA
2
www.emmicroelectronic.com
Absolute Maximum Ratings
Parameter
Symbol
Conditions
Maximum DC Current forced
on COIL1 & COIL2
Power Supply
Storage Temp. Die form
Storage Temp. PCB form
Electrostatic discharge
maximum to MIL-STD-883C
method 3015
ICOIL
VDD
Tstore
VESD
±30mA
-0.3 to 7.5V
-55 to +200°C
-55 to +125°C
1000V
Stresses above these listed maximum ratings may cause
permanent damage to the device.
Exposure beyond specified operating conditions max affect
device reliability or cause malfunction.
Operating Conditions
Parameter
Symbol
Min.
Typ.
Max. Units
Operating Temp.
Maximum Coil
Current
AC Voltage on Coil
Supply Frequency
Top
ICOIL
Vcoil
fcoil
-40
3
100
14*
+85
10
150
°C
mA
Vpp
kHz
*) The AC Voltage on Coil is limited by the on chip voltage
limitation circuitry. This is according to the parameter Icoil in
the absolute maximum ratings.
Handling Procedures
This device has built-in protection against high static
voltages or electric fields; however due to the unique
properties of this device, anti-static precautions should be
taken as for any other CMOS component.
System Principle
Antenna
Driver
Oscillator
Demodulator
Filter
and
Gain
Data decoder
Data received
from transponder
Tranceiver
Transponder
Coil1
Coil2
EM4100
Signal on coils
Transponder coil
Transeiver coil
RF Carrier
Data
Fig. 3
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