TL5001 Datasheet, PDF (12/13 Pages) Texas Instruments – PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL5001
TYPICAL CHARACTERISTICS(Cont.)
PWM Triangle Wave Amplitude Voltage
vs Oscillator Frequency
1.8
Vcc=6V
TA=25Ę$
1.5
1.2
Voscmax(100% duty cycle )
0.9
0.6
0.3
Voscmin(zero duty cycle )
0
10k
100k
1M
10M
Oscillator Frequency, fosc (Hz)
Error Amplifier Output Voltage
vs Output(Source)Current
3
2.5
2
1.5
1
Vcc=6V
0.5 _TA=25ĘC
VI (FB )=0.8V
0
0 20 40 60 80 100 120
Output(Source)Current, IoUT(uA)
Error Amplifier Output Voltage
240
vs Ambient Temperature
Vcc=6V
220 ^VI(FB)=1.2V
No Load
200
180
160
140
120
-50 -25 0 25 50 75 100
Ambient Temperature, TA(ĘC)
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LINEAR INTEGRATED CIRCUIT
Error Amplifier Output Voltage
vs Output(Sink)Current
3
Vcc=6V
TA=25ĘC
2.5 _VI(FB)=1.2V
2
1.5
1
0.5
0
0
0.2
0.4
0.6
Output(Sink)Current, IoUT (mA)
2.46
2.45
2.44
2.43
Error Amplifier Output Voltage
vs Ambient Temperature
2.42
Vcc=6V
2.41 VI(FB)=0.8V
No Load
2.40
-50 -25
0 25 50 75 100
Ambient Temperature, TA(°$
Error Amplifier Open-Loop Gain and Phase Shift
vs Frequency
40
-180Ę
Vcc=6V
30
TA=25Ę$ _-210Ę
20
10
0
-10
-20
10k
Gv
Φ
100k
1M
Frequency, f(Hz)
-240Ę
-270Ę
-300Ę
-330Ę
-360Ę
10M
12 of 13
QW-R103-016,B