參數(shù)資料
型號(hào): EL7583
廠商: Intersil Corporation
元件分類: DC/DC變換器
英文描述: 3-Channel DC-DC Converter
中文描述: 3通道DC - DC變換器
文件頁數(shù): 3/15頁
文件大?。?/td> 778K
代理商: EL7583
3
FN7335.3
February 4, 2005
NEGATIVE REGULATED CHARGE PUMP (V
OFF
)
Most negative V
OFF
output depends on the magnitude of the V
DDN
input voltage (normally connected to V
BOOST
) and the external component
configuration (doubler or tripler)
V
DDN
Supply Input for Negative Charge Pump
Usually connected to V
BOOST
output
5
17
V
IQ1(V
DDN
)
Quiescent Current - Shut-down
ENBN = 0V
1.2
10
μA
IQ2(V
DDN
)
Quiescent Current - Switching
ENBN = V
DDB
2.3
5
mA
V(FBN)
Feedback Reference Voltage
-80
0
+80
mV
I(FBN)
Feedback Input Bias Current
Magnitude of input bias
0.1
μA
I(DRVN)
RMS DRVN Output Current
V
DDN
= 12V
60
mA
V
DDN
= 6V
15
mA
ILR_V
OFF
Load Regulation
-15mA < I
L
< -5mA
-0.5
0.03
0.5
%/mA
F
PUMP
Charge Pump Frequency
Frequency set by R
OSC
- see boost section
0.5*F
OSC
ENABLE CONTROL LOGIC
V
HI-ENX
Enable Input High Threshold
x = “BN”, “P”
1.6
V
V
LO-ENX
Enable Input Low Threshold
x = “BN”, “P”
0.8
V
IL(EN”X”)
Logic Low Bias Current
X = “BN”, “P” = 0V
0.1
μA
IL(ENBN)
Logic High Bias Current
ENBN = 5V
7.5
15
μA
IL(ENP)
Logic High Bias Current
ENP = 5V
3.3
7.5
μA
OVER-TEMPERATURE PROTECTION
T
OT
Over-temperature Threshold
130
°C
T
HYS
Over-temperature Hysteresis
40
°C
Electrical Specifications
V
IN
= 3.3V, V
BOOST
= 12V, R
OSC
=
100k
, T
A
= 25°C Unless Otherwise Specified
(Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
TYP
MAX
UNIT
EL7583
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