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G5130-38-T11UF

Description
PSM Step-up DC/DC Converter
File Size318KB,10 Pages
ManufacturerGlobal Mixed-mode Technology
Websitehttp://www.gmt.com.tw
Download Datasheet View All

G5130-38-T11UF Overview

PSM Step-up DC/DC Converter

Global Mixed-mode Technology Inc.
G5130/G5131
PSM Step-up DC/DC Converter
Features
1~4 Cell Alkaline Battery Operating Range
Output Voltage Range: 2.5V~5.0V in 0.1V In-
crements
Minimum External Component (L, D, C)
100KHz Max. Oscillation Frequency
75% Duty Ratio
Up to 80% Efficiency
±2% High Output Voltage Accuracy
< 100ppm/°C Temperature Coefficient
SOT-89 and SOT-23-5 Small Packages
General Description
The G5130/G5131 boost converter is designed for use
of main power source on portable equipments.
It consist of an oscillator, PSM control logic circuit, an
embedded power MOS (LX switch), accurate voltage
reference, error amplifier, feedback resistors, and LX
protection circuit.
Only 3 external components (includes 1 inductor, 1
diode and 1 capacitor) are needed to construct the
power application.
For larger output power application, G5131 can be
used to drive an external NPN device for more input
current.
Applications
Power Source for Portable Equipments
Handheld Computers, Palmtops
Digital Still Cameras, Camcorders
Cellular Phones, Pagers
Portable Multimedia Players
Pin Configuration
Typical Application Circuit
1N5819
G5130
27µH~120µH
V
OUT
LX
V
IN
Battery
1
2
3
VOUT
GND
+
- 22µF~100µF
Top View
2.5V~5.0V
Step 0.1V
SOT-89
27µH~120µH
5
4
V
IN
1N5819
G963
Battery
G5131
V
OUT
EXT
VOUT
GND
+
- 22µF~100µF
2.5V~5.0V
Step 0.1V
1
2
3
SOT-23-5
Ver: 0.3 Preliminary
Jun 15, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
1
I need help. I have been working on the communication program between stm8s103f3 and another chip for a long time but I still can't figure it out. I feel a little sad.
I can't see the waveform of the chip return value on the oscilloscope. Can anyone help me find the problem? Thank you very much...
Evisi stm32/stm8
Materials: G2 Experimental Board Guide
material...
qq573547910 Embedded System
Development tools for STM8S103F3
Is there a download link for the STM8S103F3 development tool that supports ST-Link? Or if you have a sample program, please send it to me. Thanks! dy6258@163.com...
xiaohei7 stm32/stm8
My Eclipse window menu is wrong
My Eclipse window menu has become like this. All AVD, SDK, etc. are gone.Can anyone help me? Thank you!...
chenbingjy Linux and Android
Questions about LDQM and UDQM of SDRAM!
The SDRAM chip is HY57V561620. When LDQM and UDQM are set to high level, why can SDRAM read and write data normally?...
xujiangyu0619 FPGA/CPLD
Could you please tell me what are the functions of the two transistors in the flyback power supply?
As shown in the figure below Could you please tell me what are the functions of Q1 and the two transistors in the flyback power supply?...
Knight97538 Power technology

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Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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