TPS73HD301 Datasheet, PDF (14/28 Pages) Texas Instruments – DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS

TPS73HD301, TPS73HD318, TPS73HD325
DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS
SLVS167C – SEPTEMBER 1998 – REVISED – MAY 1999
TYPICAL CHARACTERISTICS
OUTPUT VOLTAGE RESPONSE FROM
ENABLE (EN)
6
VO(nom)
4
2
0
TA = 25°C
RL = 500 Ω
6
Co = 4.7 µF (CSR = 1Ω)
No Input Capacitance
4
2
0
–2
0 20 40 60 80 100 120 140
Time – µs
Figure 14
1500
1000
500
0
–500
–1000
–1500
–2000
–2500
ADJUSTABLE REGULATOR
LOAD TRANSIENT RESPONSE
TA = 25°C
VI = 6 V
∆IO = 750 mA
Co = 10 µF
CSR = 1 Ohm
tR = 50 ns
0 100 200 300 400 500 600
t – time – us
Figure 15
2000
1500
1000
500
0
–500
–1000
–1500
–2000
3.3–V REGULATOR
LOAD TRANSIENT RESPONSE
TA = 25°C
VI = 6 V
∆IO = 750 mA
Co = 10 µF
CSR = 1 Ohm
tR = 50 ns
0 100 200 300 400 500 600
t – time – us
Figure 16
14
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