參數(shù)資料
型號: NCV33163
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 抗輻射高效,5安培開關(guān)穩(wěn)壓器
文件頁數(shù): 11/16頁
文件大?。?/td> 203K
代理商: NCV33163
NCV33163
http://onsemi.com
11
180 H
Coilcraft
LO451A
LVI
1
+
+
+
Current
Limit
8
7
6
5
4
3
2
(Bottom View)
+
+
16
9
10
11
12
13
14
15
0.25 V
R
SC
0.075
V
in
12 V
C
T
680 pF
1.125 V
15 k
1.25 V
+
+
45 k
Feedback
Comparator
Q
1
Q
2
60
C
in
330
C
O
330
V
out
28 V/600 mA
+
1N5822
R
2
47 k
R
1
2.2 k
+
+
Thermal
Oscillator
R
Q
S
Latch
+
+
2.0 mA
7.0 V
+
R
LVI
1.0 k
L
Low Voltage
Indicator
Output
Test
Condition
Results
Line Regulation
V
in
= 9.0 V to 16 V, I
O
= 0.6 A
30 mV =
±
0.05%
Load Regulation
V
in
= 12 V, I
O
= 0.1 A to 0.6 A
50 mV =
±
0.09%
Output Ripple
V
in
= 12 V, I
O
= 0.6 A
140 mVpp
Efficiency
V
in
= 12 V, I
O
= 0.6 A
88.1%
Figure 23. Step-Up Converter
Figure 24. External Current Boost Connections for I
pk (Switch)
Greater Than 2.5 A
Figure 24A. External NPN Switch
Figure 24B. External PNP Saturated Switch
1
+
+
8
7
6
5
4
3
2
(Bottom View)
16
9
10
11
12
13
14
15
Q
3
Q
2
Q
1
1
+
+
8
7
6
5
4
3
2
(Bottom View)
16
9
10
11
12
13
14
15
Q3
Q
2
Q
1
+
+
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