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Numéro de référence | MC34063AQ8 | ||
Description | DC-to-DC Converter Control Circuit | ||
Fabricant | Cystech Electonics | ||
Logo | |||
CYStech Electronics Corp.
DC-to-DC Converter Control Circuit
MC34063AQ8
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Issued Date : 2003.03.21
Revised Date :2005.06.02
Page No. : 1/7
Description
The MC34063AQ8 is a monolithic control circuit containing the primary functions required for
DC-to-DC converters. This device consists of an internal temperature compensated reference,
comparator, control- led duty cycle oscillator with an active current limit circuit, driver and high current
output switch.
Features
• 3V to 40V Input Voltage Operation
• Internal 1.6A Peak Current Switch
• Internal ±1.8% Reference
• Low Quiescent Current at 1.6mA
• Frequency Operation from 100Hz~100KHz
• Current Limiting
Applications
• Saver for Cellular Phone
• DC-DC Converter Module
Typical Application Circuit
Fig1.Saver Circuit for Cellular Phone
RSC
Vin
C1
100µF
MC34063A
81
72
63
54
RB
33kΩ
RA
5.6kΩ
L1
200µH
CT
470ρF
D1
1N5819
Vout
Cout
220µF
MC34063AQ8
CYStek Product Specification
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Pages | Pages 7 | ||
Télécharger | [ MC34063AQ8 ] |
No | Description détaillée | Fabricant |
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