參數(shù)資料
型號(hào): NCV3063
廠商: ON SEMICONDUCTOR
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
中文描述: 射頻放大器
文件頁(yè)數(shù): 11/16頁(yè)
文件大?。?/td> 269K
代理商: NCV3063
NCP3063, NCP3063B, NCV3063
http://onsemi.com
11
Figure 17. Typical Boost Application Schematic
J104
1
GND
J103
1
C103
2.2 nF
C102
470 F / 25 V
C105
330 F / 50 V
C106
C101
R102
1K0
±
1%
U101
NCP3063
5
3
4
6
8
7
1
2
COMP
TCAP
GND
N.C.
I
PK
SWC
SWE
R103
R101
0R15
D101
1N5819
J102
1
GND
J101
1
L101
+V
IN
= +12 V
0.1 F
18K0
±
1%
+
0.1 F
+
+V
OUT
= +24 V / 350 mA
V
CC
100 H
Value of Components
Name
Value
L101
100 H, I
sat
> 1.5 A
D101
1 A, 40 V Schottky Rectifier
C102
470 F, 25 V, Low ESR
C105
330 F, 50 V, Low ESR
C103
2.2 nF Ceramic Capacitor
Name
Value
R101
150 m , 0.5 W
R102
1.00 k
R103
18.00 k
C101
100 nF Ceramic Capacitor
C106
100 nF Ceramic Capacitor
Test Results
Test
Condition
Results
Line Regulation
V
in
= 9 V to 15 V, I
o
= 250 mA
2 mV
Load Regulation
V
in
= 12 V, I
o
= 30 mA to 350 mA
5 mV
Output Ripple
V
in
= 12 V, I
o
= 10 mA to 350 mA
350 mV
pp
Efficiency
V
in
= 12 V, I
o
= 50 mA to 350 mA
> 85.5%
Figure 18. Boost Demoboard Layout
Figure 19. Efficiency vs. Output Current for the Boost
Demo Board at V
in
= 12 V, V
out
= 24 V, T
A
= 25 C
OUTPUT LOAD (Adc)
0
0.05
0.1
0.15
0.2
0.3
0.4
E
90
85
84
83
82
81
80
0.25
0.35
89
88
87
86
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