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GM34063 반도체 회로 부품 판매점

1.5A DC-TO-DC CONVERTER CONTROL CIRCUIT



Gamma Microelectronics 로고
Gamma Microelectronics
GM34063 데이터시트, 핀배열, 회로
www.DataSheet4U.com
AA
MICROELECTRONICS
Power Management
GM34063
1.5A DC-TO-DC CONVERTER CONTROL CIRCUIT
Description
GM34063 has all the functions required for DC-to-DC
converters: an internal temperature- compensated ref-
erence, comparator, controlled duty cycle oscillator
with an active current limit circuit, driver, and high-
current output switch.
GM34063 is designed for step-down, step-up and volt-
age-inverting applications by using a minimum number
of external components.
Features
3.0V to 40V input
Adjustable Output Voltage
Current Limiting
Output Switch Current to 1.5A
Low Standby Current
Operating Frequency to 100kHz
Precision 2% Reference
Application
CD-ROM
Motherboards
SMPS Power Supply
Battery Chargers
DSL Modem
SCHEMATIC DIAGRAM
8
Driver Collector
7
Ipk Sense
6
VCC
5
Comparator
Inverting Input
Ipk Oscillator
CT
SQ
Q2
R
100
Comparator
+
-
1.25V
Reference
Regulator
(Bottom View)
1
Switch Collector
Q1
2
Switch Emitter
3
Timing Capacitor
4
GND
www.gammamicro.com 1


GM34063 데이터시트, 핀배열, 회로
AA
MICROELECTRONICS
Power Management
GM34063
1.5A DC-to-DC CONVERTER CONTROL CIRCUIT
MARKING INFORMATION & PIN CONFIGURATIONS (TOP VIEW)
SOP-8
Ipk Sense
VCC
Driver Collector
Comparator
Inventing Input
8765
GM34063
AYWW
1234
Switch Collector
Switch Emitter
GND
Timing Capacitor
DIP - 8
Ipk Sense
VCC
Driver Collector
Comparator
Inventing Input
8765
GM34063
AYWW
1234
Switch Collector
Switch Emitter
GND
Timing Capacitor
A : Assembly Location
Y : Year
W W : Weekly
ORDERING INFORMATION
Ordering Number
GM34063D8T
GM34063S8T
GM34063S8R
Operation Ambient Temperature Range
0 to 70°C
0 to 70°C
0 to 70°C
Package
Shipping
DIP-8
60 Units/ Tube
SOP-8
100 Units/ Tube
SOP-8 2,500 Units /Tape &Reel
* For detail Ordering Number identification, please see last page.
2




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GM34063 converter

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GM34063

1.5A DC-TO-DC CONVERTER CONTROL CIRCUIT - Gamma Microelectronics