EL7584IR Intersil, EL7584IR Datasheet - Page 2

• Manufacturer Part Number: EL7584IR
• Description: IC DC-DC CONVERTER 4CH 24-TSSOP
• Manufacturer: Intersil

Specifications of EL7584IR

• Applications: Converter, TFT, LCD
• Voltage - Input: 2 ~ 14 V
• Number Of Outputs: 2
• Voltage - Output: 5 ~ 17 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Electrical Specifications
Absolute Maximum Ratings
LX Pin Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18V
V
V
Maximum Continuous V
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
IMPORTANT NOTE: All parameters having Min/Max specifications are guaranteed. Typ values are for information purposes only. Unless otherwise noted, all tests are
at the specified temperature and are pulsed tests, therefore: T
DC/DC BOOST CONVERTER
IQ1_B
IQ2_B
V(FBB)
V
V
I(FBB)
V
D
I(LX)
R
I
V
∆V
∆V
F
F
V
V
IQ1, V
IQ2, V
V
I(INC)
R
I
PSRR
CMRR
LEAK-SWITCH
COM
DDB
DDC
PARAMETER
REF
ROSC
DDB
BOOST
OSC-RANGE
OSC1
COM
DDC
COM
MAX
DS-ON
O
BOOST
BOOST
(V
MAX
, V
COM
(max)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
-offset
DDC
DDC
BUFFER
DDP
/∆V
/∆I
)
, V
O1
IN
DDN
Quiescent Current - Shut-down
Quiescent Current - Switching
Feedback Voltage
Reference Voltage
Oscillator Set Voltage
Feedback Input Bias Current
Boost Converter Supply Range
Maximum Duty Cycle
Peak Internal FET Current
Switch On Resistance
Switch Leakage Current
Output Range
Line Regulation
Load Regulation
Frequency Range
Switching Frequency
Supply Voltage Range
V
V
Accuracy of V
V
V
Output Current Limit
Supply Voltage Rejection
Common Mode Voltage Rejection
DDC
DDC
COM
COM
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BOOST
Disable Current
Enable Current
Input Bias Currents
Output Impedance
DESCRIPTION
Output Current. . . . . . . . . . . 800mA
COM
2
V
IN
(T
Output Voltage
= 3.3V, V
A
= 25°C)
BOOST
J
= T
= 12V, R
C
= T
EN = 0V
EN = V
at V
I(LX) total
V
2.7V < V
50mA < I
R
R
V
V
2V < V
Current magnitude
V
-100mA < I
C
V
V
16.5V
BOOST
DDC
DDC
DDC
INC
DDC
OSC
OSC
LOAD
A
18V
OSC
BOOST
= V
EL7584
= 12V, EN = 0V
= 12V, V
= V
= 12V, 2V < V
range = 240kΩ to 60kΩ
= 62kΩ
COM
DDB
= 62kΩ, T
for V
IN
> V
O1
DDC/2
BOOST
LOAD
< 13.2V, V
= 10V, I(LX) total = 350mA
< (V
< 250mA
COM
IN
EN
, 9V < V
CONDITIONS
+ V
DDC
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Ambient Operating Temperature . . . . . . . . . . . . . . . .-40°C to +85°C
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Curves
A
< 100mA
= 12V, V
> 0.47µF, MLCC
= 25°C, Unless Otherwise Specified.
= V
DIODE
INC
- 2V)
BOOST
DDB
DDC
< 10V
, no load
COM
< 15V
= 15V
= 6V with
1.275
1.260
1.260
MIN
-0.1
200
900
-10
85
60
60
2
5
6
1.300
1.310
1.325
1000
TYP
1.75
0.22
0.01
0.25
150
102
0.8
4.8
0.1
0.1
0.5
5.5
1.7
92
93
1.325
1.360
1.390
MAX
1200
1100
+10
0.1
10
17
17
15
20
8
1
5
February 4, 2005
FN7317.2
UNIT
kHz
kHz
mA
mA
mV
mA
µA
µA
µA
µA
µA
dB
dB
%
%
%
Ω
Ω
V
V
V
V
A
V
V