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參數(shù)資料
| 型號(hào)： | EL7558ACM |
| 廠商： | ELANTEC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 8 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | HSOP-28 |
| 文件頁(yè)數(shù)： | 6/13頁(yè) |
| 文件大小： | 252K |
| 代理商： | EL7558ACM |
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2
EL7558AC
Programmable CPU Power Supply Unit
E
L
7558AC
Absolute Maximum Ratings (T
A = 25 °C)
Storage Temperature Range
-65°C to +150°C
Supply (V
IN)5.5V
Ambient Operating Temperature
-40°C to +85°C
Output Pins
-0.3V below GND, +0.3V above VDD
Operating Junction Temperature
135°C
Peak Output Current
9A
Electrical Characteristics
VDD = VIN = 5V, COSC = 1nF, CSLOPE=470pF, TA=25°C unless otherwise specified.
Parameter
Description
Conditions
Min
Typ
Max
Units
General
IDD
VDD Supply Current
OUTEN=4V, FOSC=120kHz
11
25
mA
IDDOFF
VDD Standby Current
OUTEN=0
0.1
mA
IVIN
VIN No Load Current
OUTEN=0
3
5
mA
VOUT1
Output Initial Accuracy
VCC2DET=4V, IL=3A(See Fig. 1)
3.450
3.500
3.550
V
VOUT2
Output Initial Accuracy
VCC2DET=0V, IL=3A R3=150
, R4=100
(See Fig. 1)
2.450
2.500
2.550
V
VOUTLINE
Output line Regulation
VDD=5V, ±10%
-1
1
%
VOUTLOAD
Output Load Regulation
0A<ILOAD<6A, Relative to IL=3A. Continu-
ous Mode of Operation (Fig.1)
-1
1
%
RSHORT
Short Circuit Load Resistance
IL=6A Prior to Continuous Application of
RSHORT. OUTEN Connected to OT.
100
m
II MAX
Current Limit
9A
VOUTTC
Output Tempco
-40°C<Ta<85°C±1
%
TOT
Over Temperature Threshold
135
°C
THYS
Over Temperature Hysteresis
40
°C
VPWRGD
Power Good Threshold Relative to Programmed
Output Voltage
VCC2SEL=4V, VOUT=3.50V
±6
±10
±14
%
VDDOFF
Minimum VDD for Shutdown
3.15
V
VDDON
Maximum VDD for Startup
4.15
V
VHYS
Input Hysteresis
VHYS=VDDON-VDDOFF
0.5
V
M
SS
Soft start slope
7
V/msec
DMAX
Maximum duty cycle
96
%
Controller - Inputs
IPUP
VCC2DET, OUTEN Pull Up Current
VCC2DET, OUTEN=0
10
14
18
A
ICSLOPE
Cslope Charging Current
23
28.5
34
A
IFB1
FB1 Input Pull Up Current
2A
ROT
Over Temperature Pull Up Resistance
OT=0V
30
40
50
k
VIH
VCC2DET, OUTEN Input High
4
V
VIL
VCC2DET, OUTEN Input Low
.8
V
VOH PWGD
Powergood Drive High
ILoad=1mA
3.5
V
VOL PWGD
Powergood Drive Low
ILoad=-1mA
1.0
V
Controller - Reference
VREF
Reference Accuracy
IREF=0
1.247
1.260
1.273
V
VREFTC
Reference Voltage Tempco
50
ppm/C
VREFLOAD
Reference Load Regulation
0<ILOAD<100A
0.5
%/C
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: TJ = TC = TA.
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| EL7558B | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Integrated Adjustable 8 Amp Synchronous Switcher |
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