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參數(shù)資料
| 型號： | EL7556BCM |
| 英文描述： | Integrated Adjustable 6 Amp Synchronous Switcher |
| 中文描述： | 綜合可調(diào)6安培同步切換 |
| 文件頁數(shù)： | 6/13頁 |
| 文件大?。?/td> | 322K |
| 代理商： | EL7556BCM |
2
EL7556BC
Integrated Adjustable 6 Amp Synchronous Switcher
E
L
75
56
B
C
Absolute Maximum Ratings (T
A = 25°C)
Storage Temperature Range
-65°C to +150°C
Supply (VIN)
6.0V
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
Unit
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 (See 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
9
A
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
MSS
Soft start slope
7
V/mS
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
2
A
ROT
Over Temperature Pull Up Resistance
OT = 0V
30
40
50
k
VIH
VCC2DET, OUTEN Input High
4
V
VIL
VCC2DET, OUTEN Input Low
0.8
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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相關代理商/技術參數(shù) |
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