NE5561 查看數據表（PDF） - Philips Electronics
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NE5561 Datasheet PDF : 5 Pages
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Philips Semiconductors
Switched-mode power supply control circuit
Product specification
NE/SE5561
ABSOLUTE MAXIMUM RATINGS
SYMBOL
VCC
Supply1
Voltage-forced mode
PARAMETER
Current-fed mode
Output transistor (at 20-30V max)
IOUT
VOUT
Output current
Output voltage
Output duty cycle
PD
Maximum total power dissipation
TA
Operating temperature range
SE5561
NE5561
NOTES:
1. See Voltage-Current-fed supply characteristic curve.
RATING
+18
30
40
VCC+1.4V
98
0.75
-55 to +125
0 to 70
UNIT
V
mA
mA
V
%
W
°C
°C
DC ELECTRICAL CHARACTERISTICS
VCC=12V, TA=25°C, unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
Reference section
VREF
Internal ref voltage
VZ
Internal zener ref
Temp. coefficient of VREF
Temp. coefficient of VZ
Oscillator section
Frequency range
Initial accuracy
Duty cycle range
Current limiting
IIN
Input current
Single pulse inhibit delay
Current limit trip level
Error amplifier
Open-loop gain
Feedback resistor
BW
Small-signal bandwidth
VOH
Output voltage swing
VOL
Output voltage swing
Output stage
IOUT
VCE
Output current
Sat
TA=25°C
Over temperature
*IL=7mA
Over temperature
RT and CT constant
fO=20kHz
Pin 6=250mV
Inhibit delay
time for 20%
overdrive at
TA=25°C
Over temp.
IOUT=20mA
IOUT=40mA
Over temperature
IC=20mA, Over temp.
SE5561
NE5561
Min Typ Max Min Typ Max
3.69 3.75 3.84 3.57 3.75 3.96
3.65
3.88 3.55
3.98
7.8 8.2 8.8 7.8 8.2 8.8
±100
±100
±200
±200
50
100k 50
100k
5
5
0
98
0
98
-2 -10
-20
-2 -10
-20
0.88 1.10
0.88 1.10
0.7 0.8
0.7 0.8
.400 .500 .600 .400 .500 .600
60
60
10k
10k
3
3
6.2
6.2
0.7
0.7
20
20
0.4
0.4
UNIT
V
V
V
ppm/°C
ppm/°C
Hz
%
%
µA
µA
µs
µs
V
dB
Ω
MHz
V
V
mA
V
1994 Aug 31
2
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