參數(shù)資料
型號: TC33063AEOATR
元件分類: 穩(wěn)壓器
英文描述: 1.5 A SWITCHING REGULATOR, 42 kHz SWITCHING FREQ-MAX, PDSO8
封裝: SOIC-8
文件頁數(shù): 4/10頁
文件大?。?/td> 121K
代理商: TC33063AEOATR
3
TC33063A
DC/DC Converter Control Circuits
TC33063A -1 5/9/00
S
R
Q
Q2
Q1
100
1N5819
CT
COUT
VIN
12V
VOUT
28V/175mA
VOUT
Comparator
+
1.25V
Reference
Regulator
1
2
3
4
330
F
6
5
RSC
0.22
R2 47k
R1
2.2k
VCC
+
8
7
180
L
170
H
1500pF
Oscillator
100
F
100
F
Optional Filter
+
1.0
H
IPK
Figure 1. Step-Up Converter
Test
Conditions
Results
Line Regulation
VIN = 8.0V to 16V, IOUT = 175mA
30mV =
±0.05%
Load Regulation
VIN = 12V, IOUT = 75mA to 175mA
10mV =
±0.017%
Output Ripple
VIN = 12V, IOUT = 175mA
400mVpp
Efficiency
VIN = 12V, IOUT = 175mA
87.7%
Output Ripple With Optional Filter
VIN = 12V, IOUT = 175mA
40mVpp
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