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| 型號(hào)： | TL5001MFK |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁(yè)數(shù)： | 8/31頁(yè) |
| 文件大小： | 745K |
| 代理商： | TL5001MFK |
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TL5001, TL5001A
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS084F – APRIL 1994 – REVISED JANUARY 2002
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 17
60
40
20
0
0.5
1
80
100
120
1.5
2
DTC Voltage – V
OUTPUT DUTY CYCLE
vs
DTC VOLTAGE
Output
Duty
Cycle
–
%
VCC = 6 V
Rt = 100 k
TA = 25 °C
Figure 18
6
4
2
0
020
40
–
SCP
T
ime-Out
Period
–
ms
8
10
12
60
80
100
120
VCC = 6 V
Rt = 100 k
DT Resistance = 200 k
TA = 25 °C
CSCP – SCP Capacitance – nF
t SCP
SCP TIME-OUT PERIOD
vs
SCP CAPACITANCE
Figure 19
– 30
– 20
– 10
0
– 10
– 20
–
DTC
Output
Current
–
– 40
– 50
– 60
– 30
– 40
– 50
– 60
DT Voltage = 1.3 V
TA = 25 °C
IO – RT Output Current – A
A
I O(DT)
DTC OUTPUT CURRENT
vs
RT OUTPUT CURRENT
Figure 20
1
0.5
0
2
1.5
0
5
10
15
20
–
Output
Saturation
V
oltage
–
V
IO – Output (Sink) Current – mA
V
CE
VCC = 6 V
TA = 25 °C
OUTPUT SATURATION VOLTAGE
vs
OUTPUT (SINK) CURRENT
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