參數(shù)資料
型號(hào)： MIC49500WU
廠商： MICREL INC
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 5A Dual Supply, Low Voltage, High Bandwidth LDO
中文描述： 0.9 V-1.8 V ADJUSTABLE POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PSSO7
封裝： ROHS COMPLIANT, TO-263, 7 PIN
文件頁(yè)數(shù)： 3/11頁(yè)
文件大小： 233K
代理商： MIC49500WU
Micrel, Inc.
MIC49500
Ordering Information
November 2005
3
M9999-110805
(408) 955-1690
Part Number*
Voltage
Junction Temperature Range
Package
Lead Finish*
MIC49500-0.9WR
0.9V
–40°C to +125°C
S-Pak-7
RoHS Compliant
MIC49500-1.2WR
1.2V
–40°C to +125°C
S-Pak-7
RoHS Compliant
MIC49500WR
ADJ
–40°C to +125°C
S-Pak-7
RoHS Compliant
MIC49500-0.9WU
0.9V
–40°C to +125°C
TO-263
RoHS Compliant
MIC49500-1.2WU
1.2V
–40°C to +125°C
TO-263
RoHS Compliant
MIC49500WU
ADJ
–40°C to +125°C
TO-263
RoHS Compliant
Pin Configuration
Other Voltage available. Contact Micrel for details.
* RoHS compliant with ‘high-melting solder’ exemption.
7
6
5
4
3
2
1
VSNS/ADJ
NC
VOUT
GND
VIN
VBIAS
EN
MIC49500WU (TO263-7)
MIC49500WR (S-Pak-7)
7
6
5
4
3
2
1
VSNS/ADJ
NC
VOUT
GND
VIN
VBIAS
EN
Pin Description
Pin Number
S-Pak-7
Pin Name
(Fixed)
Pin Name
(Adj)
Pin Function
1
EN
EN
Enable: TTL/CMOS compatible input. Logic high = enable,
logic low or open = shutdown.
2
VBIAS
VBIAS
Bias Supply: Bias supply input for powering all internal circuitry of
the device, except the main current path.
3
VIN
VIN
Input Voltage: Main Power Input Supply. Supplies main current
to output device.
4
GND
GND
Ground: Package TAB is connected to Ground.
5
VOUT
VOUT
Output Voltage: Regulator Output.
6
NC
No Connect
7
VSNS
-
Remote Voltage Sense: Connect direct the load to improve
regulation. Connect direct to pin 6 if not used.
7
-
ADJ
Adjust Input. Connect external resistor divider to program output
voltage.
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