el7556d Intersil Corporation, el7556d Datasheet - Page 3
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el7556d
Manufacturer Part Number
el7556d
Description
Integrated Adjustable 6 Amp Synchronous Switcher
Manufacturer
Intersil Corporation
Datasheet
1.EL7556D.pdf
(11 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
el7556dCM
Manufacturer:
INTERSIL
Quantity:
20 000
Absolute Maximum Ratings
Storage Temperature Range . . . . . . . . . . . . . . . . . .-65°C to +150°C
Supply (V
Output Pins . . . . . . . . . . . . . . .-0.3V below GND, +0.3V above 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
Electrical Specifications
GENERAL
I
I
I
V
V
V
V
R
I
V
T
T
V
V
V
V
M
D
CONTROLLER - INPUTS
I
I
IFB1
R
V
V
V
V
CONTROLLER - REFERENCE
V
DD
DDOFF
VIN
I MAX
PUP
CSLOPE
PARAMETER
OT
HYS
OUT1
OUT2
OUTLINE
OUTLOAD
SHORT
OUTTC
PWRGD
DDOFF
DDON
HYS
MAX
OT
IH
IL
OH PWGD
OL PWGD
REF
SS
IN
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.0V
V
V
V
Output Initial Accuracy
Output Initial Accuracy
Output Line Regulation
Output Load Regulation
Short Circuit Load Resistance
Current Limit
Output Tempco
Over-temperature Threshold
Over-temperature Hysteresis
Power Good Threshold Relative to
Programmed Output Voltage
Minimum V
Maximum V
Input Hysteresis
Soft-start Slope
Maximum Duty Cycle
VCC2DET, OUTEN Pull-up Current
C
FB1 Input Pull-up Current
Over-temperature Pull-up Resistance
VCC2DET, OUTEN Input High
VCC2DET, OUTEN Input Low
Powergood Drive High
Powergood Drive Low
Reference Accuracy
DD
DD
IN
SLOPE
No Load Current
Supply Current
Standby Current
Charging Current
DD
DD
DESCRIPTION
for Shutdown
3
for Startup
V
DD
(T
A
= V
= 25°C)
IN
= 5V, C
J
OSC
= T
C
= 1nF, C
= T
OUTEN = 4V, F
OUTEN = 0
OUTEN = 0
VCC2DET = 4V, I
VCC2DET = 0V, I
100Ω (see Fig. 1)
V
0A < I
continuous mode of operation (see Fig.1)
IL = 6A, prior to continuous application of
R
-40°C < T
VCC2SEL = 4V, V
V
VCC2DET, OUTEN = 0
OT = 0V
I
I
I
LOAD
LOAD
REF
DD
HYS
SHORT
A
DD
EL7556D
= 5V, ±10%
= 0
SLOPE
LOAD
= V
= 1mA
= -1mA
, OUTEN connected to OT
DDON
A
< 85°C
< 6A, relative to I
= 470pF, T
CONDITIONS
OSC
- V
Ambient Operating Temperature . . . . . . . . . . . . . . . .-40°C to +85°C
Operating Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 135°C
Peak Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9A
L
L
OUT
DDOFF
= 3A (see Fig. 1)
= 3A, R
= 120kHz
= 3.50V
A
= 25°C, unless otherwise specified.
3
= 150Ω, R
L
= 3A,
4
=
3.450
2.450
1.247
3.15
MIN
3.5
30
±6
10
23
-1
-1
4
3.500
2.500
1.260
TYP
28.5
100
135
±10
0.1
0.5
11
±1
40
96
14
40
3
9
7
2
3.550
2.550
1.273
MAX
4.15
±14
0.8
1.0
25
18
34
50
5
1
1
UNIT
V/ms
mΩ
mA
mA
mA
kΩ
°C
°C
µA
µA
µA
%
%
%
%
%
V
V
V
V
A
V
V
V
V
V
V