參數(shù)資料
型號(hào): TL5001QD
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 0.1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8
封裝: PLASTIC, MS-012AA, SOIC-8
文件頁(yè)數(shù): 5/31頁(yè)
文件大?。?/td> 745K
代理商: TL5001QD
TL5001, TL5001A
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS084F – APRIL 1994 – REVISED JANUARY 2002
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 5
100 k
10 k
1 M
10 k
100 k
1 M
f
VCC = 6 V
DT Resistance = Rt
TA = 25°C
Rt – Timing Resistance –
OSCILLATOR FREQUENCY
vs
TIMING RESISTANCE
Oscillator
Frequency
Hz
osc
Figure 6
94
92
90
88
– 50
– 25
0
96
98
100
25
50
75
100
TA – Ambient Temperature – °C
OSCILLATION FREQUENCY
vs
AMBIENT TEMPERATURE
f
Oscillation
Frequency
kHz
osc
VCC = 6 V
Rt = 100 k
DT Resistance = 100 k
Figure 7
REFERENCE OUTPUT VOLTAGE
vs
POWER-SUPPLY VOLTAGE
Reference
Output
V
oltage
V
ref
VCC – Power-Supply Voltage – V
1
0.8
0.4
0.2
0
1.8
0.6
0
1
23
456
1.4
1.2
1.6
2
789
10
TA = 25°C
FB and COMP
Connected Together
Figure 8
Reference
Output
V
oltage
Fluctuation
%
TA – Ambient Temperature – °C
V
ref
REFERENCE OUTPUT VOLTAGE FLUCTUATION
vs
AMBIENT TEMPERATURE
– 0.2
– 0.4
– 0.8
– 50
– 25
0
0.2
0.4
0.6
25
50
75
100
0
VCC = 6 V
FB and COMP
Connected Together
– 0.6
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