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AMC3100-1.5DBFT Datasheet(PDF) 1 Page - ADDtek Corp

No. de pieza AMC3100-1.5DBFT
Descripción Electrónicos  1.5MHz, 600mA SYNCHRONOUS STEP-DOWN CONVERTER
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Fabricante Electrónico  ADDTEK [ADDtek Corp]
Página de inicio  https://www.addmtek.com
Logo ADDTEK - ADDtek Corp

AMC3100-1.5DBFT Datasheet(HTML) 1 Page - ADDtek Corp

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Copyright
© 2006 ADDtek Corp.
1
DD010_A -- JUNE 2006
AMC3100
1.5MHz, 600mA SYNCHRONOUS
STEP-DOWN CONVERTER
DESCRIPTION
FEATURES
High Efficiency: Up to 96%
600mA Output Current at VIN=3V
2.5V to 5.5V Input Voltage Range
1.5MHz Constant Switching Frequency
No Schottky Diode Required
100% Duty Cycle as Low Dropout Operation
0.6V Reference Voltage Allows 0.6V
Minimum Output Voltage
<1µA Shutdown Mode Supply Current
Current Mode Operation for Excellent Line
and Load Transient Response
Over-temperature Protected
4KV HBM ESD Protection
5-Pin Thin SOT-23 package
APPLICATIONS
The AMC3100 is a high efficiency synchronous buck
DC/DC converter using a constant frequency, current mode
architecture. Adjustable version and fixed output voltages of
1.2V, 1.5V and 1.8V are available. 300uA low supply current
at no load and <1µA supply current at shutdown. The 2.5V to
5.5V input voltage range makes the AMC3100 ideally suited
for single Li-Ion battery-powered applications. 100% duty
cycle provides low dropout operation, extending battery life in
portable systems. PWM pulse skipping mode operation
provides very low output ripple voltage for noise sensitive
applications.
Switching frequency is internally set at 1.5MHz,
allowing using small surface mount inductors and capacitors.
The internal synchronous switch increases efficiency and
eliminates the need for an external Schottky diode. Low
output voltages are easily supported with the 0.6V feedback
reference voltage.
The AMC3100 is available in a low profile (1mm) Thin
SOT-23-5L package.
TYPICAL APPLICATION
PDA, Personal Media Player
Smart Phone
Digital Still Camera, Video Camcorder
Portable Instruments
Bluetooth Headset
PACKAGE PIN OUT
AMC3100-1.8
RUN
SW
GND
L
VIN=2.5V to 5.5V
VIN
VOUT
CIN
4.7uF
VOUT=1.8V / 600mA
COUT
10uF
SYMBOLIZATION
Device Name
Output Voltage
Marking
AMC3100DBFT
Adjustable
A64A
AMC3100-1.2DBFT
1.2V Fixed
A642
AMC3100-1.5DBFT
1.5V Fixed
A645
AMC3100-1.8DBFT
1.8V Fixed
A648
TSOT-23-5L
( Top View )
SW
RUN
GND
VFB / VOUT*
1
2
VIN
3
5
4
* Note: VFB pin for adjustable version.
VOUT pin for fixed voltage version.
ORDER INFORMATION
SOT-23
DB
5-pin
AMC3100DBF
(Adjustable)
AMC3100-X.XDBF
(Fixed Voltage)
Note: 1. All surface-mount packages are available in Tape & Reel. Append the letter “T” to part number (i.e. AMC3100-1.8DBFT).
2. The letter ”F” is marked for Lead Free process.


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