NCP1650(2010) 데이터 시트보기 (PDF) - ON Semiconductor
부품명
상세내역
일치하는 목록
NCP1650 Datasheet PDF : 31 Pages
| |||
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)
Current Sense Inverting Input (Pin 12)
Reference Voltage (Pin 2)
Reference Filter (Pin 4)
VCC
--0.3 to 20
V
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
θJA
C/W
130
110
Thermal Resistance, Junction--to--Lead (Pin 1) (Note 1)
θJL
50
C/W
Maximum Power Dissipation @ TA = 25C
Pmax
0.77
W
Operating Temperature Range
TJ
--40 to 125
C
Non--operating Temperature Range
TJ
--55 to 150
C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. θJL is equivalent to PsiJL
ELECTRICAL CHARACTERISTICS (Unless otherwise noted: VCC = 14 volts, CT = 470 pF, C2 = 0.1 mF, TJ = 25C 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)
Ramp Compensation Current (Pin 13) (Note 2)
VRpeak
--
4.0
--
V
VRvalley
--
0.100
--
V
--
--
4.0
--
V
--
--
400
--
mA
VOLTAGE ERROR AMPLIFIER
Input Bias Current (Note 2)
Input Offset Voltage (Note 2)
Transconductance (TJ = --40C to + 125C)
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)
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
http://onsemi.com
3
Share Link: 