TL5002CDRG4 Datasheet, PDF (9/18 Pages) Texas Instruments – PULSE-SIDTH-MODULATION CONTROL CIRCUIT

ą
TL5002
PULSEĆWIDTHĆMODULATION CONTROL CIRCUIT
ą
SLVS304A − SEPTEMBER 2000 − REVISED AUGUST 2002
TYPICAL CHARACTERISTICS
ERROR AMPLIFIER OUTPUT VOLTAGE
vs
AMBIENT TEMPERATURE
240
VCC = 6 V
VI(INV) = 1.2 V
220 ^{VI(NI) = 1 V}
No Load
200
OUTPUT DUTY CYCLE
vs
DTC VOLTAGE
120
VCC = 6 V
Rt = 100 kΩ
100 ^{TA = 25 °C}
80
180
60
160
40
140
20
120
− 50 − 25
0
25
50
75 100
TA − Ambient Temperature − °C
0
0
0.5
1
1.5
2
DTC Voltage − V
Figure 12
Figure 13
ERROR AMPLIFIER CLOSED-LOOP GAIN AND
PHASE SHIFT
vs
FREQUENCY
40
VCC = 6 V
− 180°
TA = 25 °C
30
− 210°
20
− 240°
AV
10
− 270°
0
− 10
− 20
10 k
φ
100 k
1M
f − Frequency − Hz
Figure 14
− 300°
− 330°
− 360°
10 M
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
9