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參數(shù)資料
| 型號(hào)： | RT34063APS |
| 廠商： | Richtek Technology Corporation |
| 英文描述： | DC-to-DC Converter Control Circuits |
| 中文描述： | 型DC - DC轉(zhuǎn)換器控制電路 |
| 文件頁(yè)數(shù)： | 10/13頁(yè) |
| 文件大小： | 224K |
| 代理商： | RT34063APS |
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RT34063A
10
DS34063A-13 March 2007
www.richtek.com
Typical Operating Characteristics
Output Switch On-Off Time vs.
Oscillator Timing Capacitor
1
10
100
1000
0.01
0.1
1
10
TC, Oscilator Timing Capacitor (nF)
T
O
,
(
V
CC
= 5.0V
Pin 7 = V
CC
Pin 5 = GND
T
A
= 25
°
C
Standyby Supply Current vs. Supply Voltage
3.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0
5
10
Supply Voltage (V)
15
20
25
30
I
V
CC
= 5.0V
Pin 7 = V
CC
Pin 5 = 2.0V
Pin 2 = GND
T
A
= 25
°
C
Time (10us/Div)
Timing Capacitor Waveform
V
OUT
= 5.0V
Pin 1,8 = Open, Pin 7 = V
CC
C
T
= 1.0nF ,Pin 5 = GND
T
A
= 25
°
C
Current Limit Sense Voltage vs. Temperature
400
200
220
240
260
280
300
320
340
360
380
-40
-20
0
Temperature
20
40
60
80
C
V
CC
= 5.0V
I
CHARGE
= I
DISCHARGE
(°
C)
Emitter Follower Configuration
Output Saturation Voltage vs. Emiter Current
1.7
1
1.1
1.2
1.3
1.4
1.5
1.6
0
0.3
0.6
0.9
1.2
1.5
IE, Emitter Current (A)
V
A
V
CC
= 5.0V
Pin 1,7,8 = V
CC
Pin 3,5 = GND
T
A
= 25
°
C
Common Emiter Configuration Output Switch
Saturation Voltage vs. Collector Current
1.0
0.0
0.2
0.4
0.6
0.8
0
0.3
0.6
0.9
1.2
1.5
ICC, Collector Current (A)
V
A
V
CC
= 5.0V
Pin 7 = V
CC
Pin 2,3,5 = GND
T
A
= 25
°
C
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