參數(shù)資料
型號: TC33163EOETR
元件分類: 穩(wěn)壓器
英文描述: 3.4 A SWITCHING CONTROLLER, 55 kHz SWITCHING FREQ-MAX, PDSO16
封裝: SOIC-16
文件頁數(shù): 16/17頁
文件大?。?/td> 225K
代理商: TC33163EOETR
TC33163
8
TC33163-1 5/16/00
Power Switching Regulators
LVI
1
+
Current
Limit
8
7
5
4
3
2
(Bottom View)
+
16
11
12
13
0.25V
RSC
0.075
VIN
12V
CT
680pF
1.125V
15k
1.25V
+
45k
Feedback
Comparator
Q1
60
CIN
330
COUT
330
VOUT
28V/600mA
+
1N5822
R2
47k
2.2k
+ –
+
Thermal
Oscillator
R
S
Q
Latch
+
2.0mA
7.0V
+
RLVI
1.0k
L
Low Voltage
Indicator
Output
R1
180
H
Coilcraft
LO451-A
Q2
9
10
15
14
+
6
Figure 5. Step-Up Converter
Test
Condition
Results
Line Regulation
VIN = 9.0V to 16V, IOUT = 0.6A
30mV =
±0.05%
Load Regulation
VIN = 12V, IOUT = 0.1A to 0.6A
50mV =
±0.09%
Output Ripple
VIN = 12V, IOUT = 0.6A
140mVpp
Efficiency
VIN = 12V, IOUT = 0.6A
88.1%
Figure 23A. External NPN Switch
Figure 23B. External PNP Saturated Switch
1
+
8
7
6
5
4
3
2
(Bottom View)
16
11
12
13
14
15
Q1
1
+
8
7
6
5
4
3
2
(Bottom View)
16
11
12
13
14
15
Q1
+
Q2
Q3
9
10
9
Q2
Q3
Figure 6. External Current Boost Connections for IPK(SWITCH) Greater than 3.4A
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PDF描述
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