FAN5182QSCX_NA3E229_NL(2007) 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FAN5182QSCX_NA3E229_NL
(Rev.:2007)
(Rev.:2007)
Fairchild Semiconductor
FAN5182QSCX_NA3E229_NL Datasheet PDF : 19 Pages
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Electrical Characteristics
VCC = 12V, FBRTN = GND, • indicates specifications over operating ambient temperature range.(2)
Symbol
Parameter
Conditions
Min. Typ. Max. Units
Oscillator
fOSC Frequency Range
• 0.25
3.00 MHz
RT = 332kΩ, 3-phase
• 155 200 245
TPHASE Frequency Variation
TA = 25°C, RT = 154kΩ, 3-phase • 155 400 245 kHz
TA = 25°C, RT = 100kΩ, 3-phase • 155 600 245
VRT Output Voltage
RT = 100kΩ to GND
•
2.0
V
VRAMPADJ RAMPADJ Output Voltage
RAMPADJ - FB - 2KΩ x IRAMPADJ
(with IRAMPADJ set to 20µA)
•
-50
IRAMPADJ RAMPADJ Input Current Range(3)
0
+50 mV
100 µA
Voltage Error Amplifier
VOL Output Voltage Low
VOH Output Voltage High
FAN5182
0.3
V
3.1
V
2% • 784 800 816 mV
VFB Accuracy (Referenced to FBRTN) FAN5182_NA3E229
FAN5182_NA3E231
1% • 792 800 808 mV
3% • 786 800 824 mV
IFB
ΔVFB
IFBRTN
IO(ERR)
GBW(ERR)
Input Bias Current
Line Regulation
FBRTN Current
Output Current
DC Gain(3)
Gain Bandwidth Product(3)
Slew Rate(3)
Current-Sense Amplifier
FB = 800mV
VCC = 10V to 14V
FB forced to VOUT - 3%
COMP = FB
CCOMP = 10pF
• -4 ±1 +4 µA
0.05
%
•
100 140 µA
500
µA
87
dB
20
MHz
10
V/µs
VOS(CSA) Offset Voltage
IBIAS(CSSUM) Input Bias Current
DC Gain(3)
GBW(CSA) Gain Bandwidth Product(3)
Slew Rate(3)
Input Common-Mode Range
VOL Output Voltage Low
VOH Output Voltage High
ICSCOMP Output Current
Current-Balance Circuit
VSW(X)CM Common-Mode Range(3)
Rsw(X) Input Resistance
ISW(X) Input Current
ΔISW(X) Input Current Matching
ΔVOS Match
Offset Voltage Matching
(Difference between phases)
CSSUM-CSREF (See Figure 3)
CCSCOMP = 10pF
CSSUM & CSREF
• -5.5
+5.5 mV
• -50
+50 nA
70
dB
10
MHz
10
V/µs
0
VCC-2.5 V
0.1
V
VCC-2.5
V
500
µA
SW(X) = 0V
SW(X) = 0V
SW(X) = 0V
FAN5182
FAN5182_NA3E229
FAN5182_NA3E231
-600
+200 mV
• 20 30 40 kΩ
•4
7
10 µA
• -7
+7
%
11 mV
8
mV
8
mV
© 2005 Fairchild Semiconductor Corporation
FAN5182 Rev. 1.1.1
5
www.fairchildsemi.com
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