NCP1650D 데이터 시트보기 (PDF) - ON Semiconductor
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NCP1650D Datasheet PDF : 32 Pages
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NCP1650
MAXIMUM RATINGS (Maximum ratings are those that, if exceeded, may cause damage to the device. Electrical Characteristics are
not guaranteed over this range.)
Rating
Symbol
Value
Unit
Power Supply Voltage (Operating)
Output (Pin 16)
VCC
−0.3 to 20
V
Current Sense Inverting Input (Pin 12)
Reference Voltage (Pin 2)
Reference Filter (Pin 4)
V(IS−)
−0.5 to 1.0
V
Vref
−0.3 to 7.5
V
Ref fltr
−0.3 to 5.0
V
All Other Inputs
−0.3 to 6.5
V
Thermal Resistance, Junction−to−Air
0.1 in2 Copper
0.5 in2 Copper
qJA
°C/W
130
110
Thermal Resistance, Junction−to−Lead (Pin 1) (Note 1)
Maximum Power Dissipation @ TA = 25°C
Operating Temperature Range
Non−operating Temperature Range
qJL
Pmax
TJ
TJ
50
0.77
−40 to 125
−55 to 150
°C/W
W
°C
°C
ELECTRICAL CHARACTERISTICS (Unless otherwise noted: VCC = 14 volts, CT = 470 pF, C2 = 0.1 mF, TJ = 25°C for typical
values. For min/max values TJ is the applicable junction temperature.)
Characteristic
Symbol
Min
Typ
Max
Unit
OSCILLATOR
Frequency
Max Duty Cycle
Fosc
dmax
90
100
110
kHz
0.95 0.97
−
−
Min Duty Cycle (Note 2)
dmin
−
0
5.0
%
Ramp Peak (Note 2)
Ramp Valley (Note 2)
Ramp Compensation Peak Voltage (Pin 13) (Note 2)
VRpeak
−
4.0
−
V
VRvalley
−
0.100
−
V
−
−
4.0
−
V
Ramp Compensation Current (Pin 13) (Note 2)
−
−
400
−
mA
VOLTAGE ERROR AMPLIFIER
Input Bias Current (Note 2)
Input Offset Voltage (Note 2)
Transconductance (TJ = −40°C to + 125°C)
Output Source (Vref + 0.2 V)
Output Sink (Vref − 0.2 V)
Boost Current (Vref = 4.0 volts nominal)
Source Boost Current Threshold (Vpin6/Vref)
Sink Boost Current Threshold (Vpin6/Vref)
Source Boost Current (Vref + 0.4 V)
Sink Boost Current (Vref − 0.4 V)
1. qJL is equivalent to PsiJL
2. Verified by design.
Ibias
VIO
gm
IOsource
IOsink
−
0.2
0.6
mA
−
10
−
mV
90
120
150 umho
10
20
−
mA
−10
−20
−
mA
Vfb(boost+)
−
1.06
−
V/V
Vfb(boost−)
−
0.920
−
V/V
I(boost+)
150
230
−
mA
I(boost−)
−150 −260
−
mA
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