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LSP3124 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 150KHZ 3A PWM Buck DC/DC Converter - Lite-On

भाग संख्या LSP3124
समारोह 150KHZ 3A PWM Buck DC/DC Converter
मैन्युफैक्चरर्स Lite-On 
लोगो Lite-On लोगो 
पूर्व दर्शन
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<?=LSP3124?> डेटा पत्रक पीडीएफ

LSP3124 pdf
Liteon Semiconductor Corporation
LSP3124
150KHZ 3A PWM Buck DC/DC Converter
„ ABSOLUTE MAXIMUM RATINGS
Symbol Paramrter
VCC Supply Voltage
VSD ON/OFF Pin input Voltage
VFB Feedback Pin Voltage
VOUT
Output Voltage to Ground
PD Power Dissipation
TST Storage Temperature
TOP Operating Temperature
VOP Operating Voltage
Rating
+24
-0.3 to +18
-0.3 to +18
-1
Internally Limited
-65 to +150
-40 to +125
+4.5 to +22
Unit
V
V
V
V
W
ɗ
ɗ
V
„ ELECTRICAL CHARACTERISTICS (ALL OUTPUT VOLTAGE VERSIONS)
Unless otherwise specified, VIN=12V for 3.3V,5V, adjustable version and VIN=18V for the 12V version. ILOAD=0.5A
Symbol Paramrter
IB Feedback bias current
FOSC Oscillator frequency
FCSP
Short Circuit Oscillator
Frequency
VSAT Saturation voltage
DC
Max.Duty Cycle(ON)
Min.Duty Cycle(OFF)
ICL Current limit
IL
IQ
ISTBY
Output=0
Output
leakage
Output=-1 current
Quiescent Current
Standby Quiesient
Current
VIL Low(OreNg/uOltFaForpin logic input
VIH threshold voltage
IH
ON/OFF pin logic input
current
IL
ON/OFF pin input
current
Conditions
VFB=1.3V(Adjustable
version only)
When Current Limit
Occur and
VFB0.5V, TA=25°C
IOUT=3A
no outside circuit
VFB=0V force driver on
VFB=0V force driver on
VFB=12V force driver off
Peak current
no outside circuit
VFB=0V force driver on
no outside circuit
VFB=12V force driver off
VIN=22V
VFB=12V force driver off
ON/OFF Pin=5V
VIN=22V
ON)
High(regultaor OFF)
VLOGIC=2.5V(OFF)
VLOGIC=0.5V(ON)
Min.
-10
127
110
Typ.
150
10 30 50
0
3.6
3.4
70
2.0
5
1.3
Max.
-50
-100
173
173
1.4
1.5
100
6.9
7.5
-50
-30
10
200
250
0.6
-15
-5
Unit
nA
KHz
kHz
V
%
A
μA
mA
mA
μA
V
μA
șJC Thermal Resistence
TO252-5L
Junction
to case
10
ɗ/W
Thermal Resistence
șJA
with Copper Area of
Approximately 3 in2
TO252-5L
Junction
to ambient
50
ɗ/W
Specifications with boldface type are for full operating temperature range, the other type are for TJ=25ºC.
2/9 Rev1.2

विन्यास 9 पेज
डाउनलोड[ LSP3124 Datasheet.PDF ]


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