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EC9301A データシート(PDF) 5 Page - E-CMOS Corporation

部品番号 EC9301A
部品情報  3A 150KHz PWM Buck DC/DC Converter
PDF  16 Pages
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メーカー  E-CMOS [E-CMOS Corporation]
ホームページ  http://www.ecmos.com.tw/
Logo E-CMOS - E-CMOS Corporation

EC9301A データシート(HTML) 5 Page - E-CMOS Corporation

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E-CMOS Corp. (www.ecmos.com.tw)
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5J22N Rev. F001
3A 150KHz PWM Buck DC/DC Converter
EC9301A
Electrical Characteristics
Specifications with boldface type are for full operationg temperature range, the other type are for TJ=25℃.
Note1: Thermal resistance with copper area of approximately 3 in
2.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Ib
Feedback bias current
Adjustable only, VFB=1.3V
10
50/100
nA
IQ
Quiescent current
VFB=12V force driver off
5
10
mA
ISTBY
Standby quiescent current
ON/OFF=5V, VIN=36V
-
80
200/250
uA
FOSC
Oscillator frequency
127
150
173
KHz
VSAT
Saturation voltage
IOUT=3A
1.2
1.4/1.5
V
ICL
Current Limit
Peak Current (VFB=0V)
4.5
5.5/6.5
A
IL
Output leakage current
Output=0V (VFB=12V)
50
uA
IL
Output leakage current
Output=-1V (VIN=36V)
2
30
mA
VIL
VIH
ON/OFF pin logic input
Threshold voltage
Low (Regulator ON)
1.3
0.6
V
High (Regulator OFF)
2.0
1.3
V
IH
ON/OFF pin input current
VLOGIC=2.5V(Regulator OFF)
5
15
uA
IL
ON/OFF pin input current
VLOGIC=0.5V(Regulator ON)
0.02
5
uA
θJC
Thermal Resistance Junction
to Case
TO220B-5L/TO220-5L
TO263-5L
2.5
3.5
℃/W
θJA
Thermal Resistance Junction
to Ambient (Note1)
TO220B-5L/TO220-5L
TO263-5L
28
23
℃ /W
Electrical Characteristics (Continued)
Specifications with boldface type are for full operationg temperature range, the other type are for TJ=25℃.
Note1: Thermal resistance with copper area of approximately 3 in
2.
ADJ
Vout: Output Voltage
11
V≤VIN≤45V, 0.2A≤ILOAD ≤3A
Vout for 9V
1.193/
1.180
1.23
1.267/
1.280
V
η: Efficiency
VIN=12V,VOUT=9V,ILOAD=3A
-
88
-
%
3.3V
Vout: Output Voltage
4.75V≤VIN≤45V, 0.2A≤ILOAD
≤3A
3.168/
3.135
3.3
3.432/
3.465
V
η: Efficiency
VIN=12V, ILOAD=3A
-
76
-
%
5V
Vout: Output Voltage
7V≤VIN ≤45V, 0.2A≤ILOAD ≤ 3A
4.800/
4.750
5.0
5.200/
5.250
V
η: Efficiency
VIN=12V, ILOAD=3A
-
83
-
%



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