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參數(shù)資料
| 型號(hào)： | 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(yè)數(shù)： | 6/10頁(yè) |
| 文件大?。?/td> | 121K |
| 代理商： | TC33063AEOATR |
5
TC33063A
DC/DC Converter Control Circuits
TC33063A -1 5/9/00
Figure 4. External Current Boost Connections for IC Peak Greater than 1.5A
4a. External NPN Switch
4b. External PNP Saturated Switch
1
2
6
RSC
VIN
VOUT
8
7
1
2
6
RSC
VIN
VOUT
8
7
Figure 5. Voltage Inverting Converter
S
R
Q
Q2
Q1
1N5819
L88
H
CT
COUT
VOUT
-12V/100mA
VOUT
Comparator
+
–
1.25V
Reference
Regulator
1
2
3
4
1000
f
6
5
RSC
0.24
VIN
4.5V to 6.0V
R1
953
R2
8.2k
VCC
100
F
+
8
7
1500pF
Oscillator
100
F
Optional Filter
+
1.0
H
IPK
Test
Conditions
Results
Line Regulation
VIN = 4.5V to 6.0V, IOUT = 100mA
3.0mV =
±0.012%
Load Regulation
VIN = 5.0V, IOUT =10mA to 100mA
0.022V =
±0.09%
Output Ripple
VIN = 5.0V, IOUT = 100mA
500mVpp
Short Circuit Current
VIN = 5.0V, RL = 0.1
910mA
Efficiency
VIN = 5.0V, IOUT = 100mA
62.2%
Output Ripple With Optional Filter
VIN = 5.0V, IOUT = 100mA
70mVpp
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