TL5001A-Q1_15 Datasheet, PDF (12/19 Pages) Texas Instruments – PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL5001A-Q1
SLVS603B – AUGUST 2005 – REVISED FEBRUARY 2009 .............................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS (continued)
ERROR AMPLIFIER OUTPUT VOLTAGE
vs
OUTPUT (SOURCE) CURRENT
3
V_CC = 6 V
V_I(FB) = 0.8 V
2.5 ^TA ^{= 25 °C}
2.46
2.45
ERROR AMPLIFIER OUTPUT VOLTAGE
vs
AMBIENT TEMPERATURE
V_CC = 6 V
V_I(FB) = 0.8 V
No Load
2
2.44
1.5
2.43
1
2.42
0.5
2.41
0
0
20
40
60
80 100 120
I_O − Output (Source) Current − µA
Figure 13.
ERROR AMPLIFIER OUTPUT VOLTAGE
vs
AMBIENT TEMPERATURE
240
V_CC = 6 V
V_I(FB) = 1.2 V
220 ^{No Load}
200
180
160
140
120
− 50 − 25
0
25
50
75 100
T_A − Ambient Temperature − °C
Figure 15.
2.40
− 50 − 25
0
25
50
75 100
T_A − Ambient Temperature − °C
Figure 14.
ERROR AMPLIFIER OPEN-LOOP GAIN
AND PHASE SHIFT
vs
FREQUENCY
40
V_CC = 6 V
− 180°
T_A = 25 °C
30
− 210°
20
− 240°
A_V
10
− 270°
0
− 10
− 20
10 k
φ
100 k
1M
f − Frequency − Hz
Figure 16.
− 300°
− 330°
− 360°
10 M
12
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