EL7641AILTZ Intersil, EL7641AILTZ Datasheet - Page 8
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EL7641AILTZ
Manufacturer Part Number
EL7641AILTZ
Description
IC CONV DC/DC TFT-LCD 32-QFN
Manufacturer
Intersil
Datasheet
1.EL7642AILTZ-T7.pdf
(19 pages)
Specifications of EL7641AILTZ
Applications
Converter, TFT, LCD
Voltage - Input
2.6 ~ 5.5 V
Number Of Outputs
5
Voltage - Output
5.5 ~ 20 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-WQFN, 32-miniQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Typical Performance Curves
FIGURE 7. BOOST PULSE LOAD TRANSIENT RESPONSE
BOOST OUTPUT
BOOST OUTPUT
(AC COUPLING)
CURRENT
VOLTAGE
-0.02
-0.04
-0.06
-0.08
-0.12
-0.1
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
0
0
FIGURE 11. V
-15
20
FIGURE 9. V
V
I
LOAD
OFF
21
=-8V
-14
=50mA
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
22
ON
OFF
-13
LINE REGULATION
LINE REGULATION
8
23
-12
24
V
I
LOAD
ON
(Continued)
=20V
-11
V
C
BOOST
OUT
=20mA
25
EL7640A, EL7641A, EL7642A
=30µF
=12V
-10
26
-0.05
-0.15
-0.25
-0.1
-0.2
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
-0.8
-0.9
FIGURE 10. V
FIGURE 8. V
FIGURE 12. START-UP SEQUENCE
0
0
5
5
10
10
V
TIME (20ms/DIV)
ON
LOAD CURRENT (mA)
ON
OFF
LOAD CURRENT (mA)
LOAD REGULATION
15
15
LOAD REGULATION
20
20
V
V
V
BOOST
ON
V
OFF
V
25
25
CDEL
V
OFF
=20V
ON
=-8V
30
30
May 15, 2006
FN6270.0