参数资料
型号: G5107TBU
厂商: Global Mixed-mode Technology Inc.
元件分类: DC/DC变换器
英文描述: Low-Voltage, High-Efficiency, Step-up DC-DC Converter
中文描述: 低电压,高效率,升压型DC - DC转换器
文件页数: 1/10页
文件大小: 421K
代理商: G5107TBU
Ver: 0.3 Preliminary
May 11, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
1
G5107
Global Mixed-mode Technology Inc.
Low-Voltage, High-Efficiency, Step-up DC-DC Converter
Features
1.2V Low Start-up Input Voltage
Deliver 3.3V 100mA from 2 Alkaline Battery Cell
90% Efficiency
Adjustable Output from 2.5V to 5.5V
1.5A, 0.3
Ω, 7V Power MOSFET
1.2V to 5.5V Input Range
Fast 1MHz Switching Frequency
SOT-23-6 & TSOT-23-6 Package
Applications
MP3 Players
PDAs
Digital Still Cameras
Portable Applications
Hand-Held Devices
General Description
The G5107 boost converter in corporate high-per-
formance, voltage-mode, fixed-frequency (at 1MHz),
pulse width modulation (PWM) circuitry with a built-in
0.3
Ω n-channel MOSFET to provide a highly efficient
regulator. The low start-up input voltage 1.2V makes
G5107 suitable for 2~4 cells alkaline battery applica-
tions.
High switching frequency allows easy filtering and
faster loop performance. An external compensation
pin provides the user flexibility in determining loop dy-
namics, allowing the use of various types of output
capacitors. The device can produce an output voltage
from 2.5V to 5.5V.
The G5107 is available in a space-saving SOT-23-6 &
TSOT-23-6 package.
Ordering Information
ORDER
NUMBER
MARKING
TEMP.
RANGE
PACKAGE
(Pb free)
G5107TBU
5107xx
-40°C ~ +85°C
SOT-23-6
G5107TPU
5107xx
-40°C ~ +85°C
TSOT-23-6
Note: TB : SOT23-6
TP: TSOT-23-6
U: Tape & Reel
Pin Configuration
Typical Application Circuit
VCC
SHDN
SOT-23-6 / TSOT-23-6
G5107
6
4
1
SW
2
3
GND
FB
5 COMP
VCC
SW
SHDN
COMP
GND
L1
VIN
1N5819
FB
C2
1F
4.7H
C3
100F
R1
VOUT
3.3V
RC
R2
CC
+
C1
100F
VCC
SHDN
SOT-23-6 / TSOT-23-6
G5107
6
4
1
SW
2
3
GND
FB
5 COMP
VCC
SW
SHDN
COMP
GND
L1
VIN
1N5819
FB
C2
1F
4.7H
C3
100F
R1
VOUT
3.3V
RC
R2
CC
+
C1
100F
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相关代理商/技术参数
参数描述
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