AMS34063 查看數據表（PDF） - Advanced Monolithic Systems Inc
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产品描述 (功能)
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AMS34063 Datasheet PDF : 7 Pages
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TYPICAL APPLICATIONS
Step-Down Converter
AMS34063
8
7
RSC
0.33
VIN
6
25V 100 +
µF
5
R1 1.2 k
SQ
R
IPK
OSC
CT
+ COMP.
-
1
Q2
Q1
2
1.25V
REF
REG
1N5822
3
CT
L
470
pF
220µH
4
R2
3.6 k
VOUT
470 + 5.0V/500mA
µF CO
Test
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
Conditions
VIN = 15 to 25V, IO = 500mA
VIN = 25V, IO = 50 to 500mA
VIN = 25V, IO = 500mA
VIN = 25V, RL = 0.1Ω
VIN = 25V, IO = 500mA
Results
15mV
5.0mV
40 mVP-P
2.3A
84.7%
External Current Boost Connections for IC Peak Greater than 1.5A
a. External NPN Switch
b. External PNP Saturated Switch
8
7
RSC
6
VIN
1
8
2
7
VOUT
RSC
VIN
6
1
VOUT
2
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
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