EL7583IREZ-T13 Intersil, EL7583IREZ-T13 Datasheet - Page 11

IC CONV DC/DC 3CHN 20-HTSSOP

EL7583IREZ-T13

Manufacturer Part Number
EL7583IREZ-T13
Description
IC CONV DC/DC 3CHN 20-HTSSOP
Manufacturer
Intersil
Datasheet

Specifications of EL7583IREZ-T13

Applications
Converter, TFT, LCD
Voltage - Input
2.7 ~ 14 V
Number Of Outputs
2
Voltage - Output
5 ~ 17 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
EL7583IREZ-T13
Manufacturer:
INTERSIL
Quantity:
3 100
Single Stage Charge Pump
Positive Charge Pump Design Considerations
A single stage charge pump is shown above. The maximum
V
where:
• R
If additional stage is required, the LX switching signal is
recommended to drive the additional charge pump diodes.
The drive impedance at the LX switching is typically 220mΩ.
The figure below illustrates an implementation for two-stage
positive charge pump circuit.
V
ON
ON
voltage levels. For 12V supply, R
6V supply, R
V
ONN
OFF
(
output voltage is determined by the following equation:
max
5V TO
and R
17V
)
2
×
R
ON
ONP
21
V
R
C
3.3µF
DDCPP
22
OUT2
is typically 45Ω.
resistance values depend on the V
0.1µF
C
V
- I
CPN
REF
OUT
11
×
V
DRVN
V
FBN
DDN
2
SSN
R
R
×
ON
ONP
ONN
(
R
ONN
is typically 33Ω. For
+
R
+
-
ONP
R
ON
) - 2
IS 30 - 40Ω FOR V
DDP
×
V
DIODE
EL7583
OSC
- I
OUT
DD
6V TO 12V
×
------------------------------------------- -
0.5
×
F
S
1
×
C
+
-
CPP
+
-
- I
V
R
R
FBP
OUT
ONP
ONN
DRVP
V
V
FBP
DDP
SSP
×
----------------------------------------------- -
0.5
×
F
S
1
×
C
0.1µF
OUT1
C
CPP
R
R
12
11
C
2.2µF
May 12, 2006
OUT1
FN7335.5
5V TO
17V
V
ON

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