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| SE3510 Datasheet, PDF (1/7 Pages) Seaward Electronics Inc. – 1MHz, 3A, Boost PWM Converter with QC2.0 interface | |||
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General Description
Features
The SE3510 is a current mode boost DC-DC ï® Built-in D-/D+ interface with QC2.0 devices
converter with built-in handshake interface circuitry to ï® Automatic Output Selection between 5V and 9V
QC2.0 compatible cellphones and other similar ï® Internal Fixed PWM frequency: 1.0MHz
devices. If the interface is successful, SE3510 will ï® Precision Feedback Reference Voltage:
automatically increase the voltage to 9V and 1.5A to
1.275V@Vout=5V; 2.275V@Vout=9V (±2%)
provide fast charging. If the plugged device is not ï® Internal 40mΩ, 6A, 20V Power MOSFET
QC2.0 compatible, SE3510 will provide up to 5V/2A ï® Shutdown Current: 0.1μA
for fast charging.
ï® Over Temperature Protection
SE3510 integrates an super efficient MOSFET with ï® Over Current Protection: 2.4A@Vout=5V;
Rds(ON) ~ 40mΩ. This makes power conversions
1.8A@ Vout=9V
very efficient. The internal compensation network are ï® Package: SOP8
fined turned to provide the best compensation for
Application
both 5V and 9V operations. This allows SE3510 to
use only 8 components to provide either 9V/1.5A or ï® Portable Chargers compatible with QC2.0
5V/2A operations. The soft-start function is also ï® LCD Displays
onboard..
ï® Digital Cameras
The SE3510 is available in the SOP8 package and ï® Handheld Devices
provides space-saving PCB for the application fields. ï® Portable Products
Typical Application
Rev1.0
Preliminary and all contents are subject to change without prior notice.
© Seaward Electronics, Inc. ⢠www.seawardinc.com.cn ⢠Page 1
1/7/2013
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