AIC1571 AIC [Analog Intergrations Corporation], AIC1571 Datasheet - Page 6

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AIC1571

Manufacturer Part Number
AIC1571
Description
5-bit DAC, Synchronous PWM Power Regulator with Dual Linear Controllers
Manufacturer
AIC [Analog Intergrations Corporation]
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AIC1571CS
Manufacturer:
REVOXRIFA
Quantity:
25 543
TYPICAL PERFORMANCE CHARACTERISTICS
FIG. 7 Transient Response of PWM Output
FIG. 9 DACOUT Voltage Accuracy (%)
90
80
70
60
50
40
30
20
10
0
FIG. 5 Soft Start Initiates PWM Output
-0.5 -0.4 -0.3 -0.2 -0.1 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
5A to 12A Load Step
V
OUT1
VDAC=1.3V
DACOUT=2.0V
TA=25°C
SS
VDAC=3.5V
VDAC=2V
2.0V
DC
100
FIG. 6 Over-Current Operation on Inductor
95
90
85
80
75
70
65
FIG. 8 Transient Response of Linear Controller
0
Switching Frequency = 200KHz
V
FIG.10 Efficiency vs. Load Current (A)
IN
2
=5V
Over Load
Applied
4
1A to 2A Load Step
V
OUT3
6
(CONTINUED)
(
Inductor Current
2mV/div
8
Power MOSFET : CEB6030L
10A/div
10
)
12
FAULT
SS
Vo=2.8V
Vo=1.3V
14
AIC1571
Vo=2V
16
18
20
6

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