EL7520 INTERSIL [Intersil Corporation], EL7520 Datasheet - Page 6

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EL7520

Manufacturer Part Number
EL7520
Description
4-Channel DC/DC Controller
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
EL7520AILZ
Manufacturer:
adaptec
Quantity:
39
Part Number:
EL7520ILZ
Manufacturer:
INTERSIL
Quantity:
20 000
Typical Performance Curves
V
V
BOOST
LOGIC
V
V
V
V
LOGIC
OFF
V
FIGURE 13. EL7520A START-UP SEQUENCE
FIGURE 15. EL7520A START-UP SEQUENCE
CDLY
ON
REF
EN
TIME (20ms/DIV)
TIME (20ms/DIV)
6
FIGURE 17. LX WAVEFORM-DISCONTINUOUS MODE
C
DLY
(Continued)
=0.1µF
C
DLY
=0.1µF
EL7520, EL7520A
0.5µs/DIV
V
BOOST-DELAY
V
V
BOOST
V
LOGIC
V
CDLY
V
REF
FIGURE 14. EL7520A START-UP SEQUENCE
FIGURE 16. EL7520A START-UP SEQUENCE
LOGIC
V
V
OFF
ON
TIME (20ms/DIV)
TIME (20ms/DIV)
C
DLY
C
DLY
=0.1µF
=0.1µF
July 12, 2005
FN7318.0

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