參數(shù)資料
型號: MC33163PG
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
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: 3.4 A SWITCHING REGULATOR, 55 kHz SWITCHING FREQ-MAX, PDIP16
封裝: LEAD FREE, PLASTIC, DIP-16
文件頁數(shù): 7/16頁
文件大?。?/td> 255K
代理商: MC33163PG
MC34163, MC33163
http://onsemi.com
7
Feedback
Comparator
R
Q
S
LVI
1
+
+
+
Current
Limit
8
7
6
5
4
3
2
(Bottom View)
+
16
9
10
12
13
14
15
0.25 V
+
I
pk Sense
R
SC
V
CC
Timing Capacitor
Shutdown
C
T
R
DT
Voltage Feedback 1
Voltage Feedback 2
LVI Output
1.125 V
15 k
1.25 V
+
+
45 k
Thermal
Oscillator
Latch
Q
2
60
2.0 mA
7.0 V
Bootstrap Input
Switch Emitter
GND
Switch Collector
Driver Collector
+
Sink Only
Positive True Logic
=
Figure 19. Representative Block Diagram
+
+
+
11
Q
1
GND
Comparator Output
Timing Capacitor C
T
Oscillator Output
Output Switch
Output Voltage
Nominal Output
Voltage Level
1
0
1.25 V
0.55 V
1
0
On
Off
Figure 20. Typical Operating Waveforms
Startup
Quiescent Operation
9t
t
相關(guān)PDF資料
PDF描述
MC33163DWG 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
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