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MC33023 bảng dữ liệu(PDF) 3 Page - ON Semiconductor

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Giải thích chi tiết về linh kiện  High Speed Single?묮nded PWM Controller
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MC34023, MC33023
http://onsemi.com
3
ELECTRICAL CHARACTERISTICS (VCC = 15 V, RT = 3.65 kW, CT = 1.0 nF, for typical values TA = + 25°C, for min/max values TA
is the operating ambient temperature range that applies [Note 2], unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Output Voltage (IO = 1.0 mA, TJ = + 25°C)
Vref
5.05
5.1
5.15
V
Line Regulation (VCC = 10 V to 30 V)
Regline
2.0
15
mV
Load Regulation (IO = 1.0 mA to 10 mA)
Regload
2.0
15
mV
Temperature Stability
TS
0.2
mV/
°C
Total Output Variation over Line, Load, and Temperature
Vref
4.95
5.25
V
Output Noise Voltage (f = 10 Hz to 10 kHz, TJ = + 25°C)
Vn
50
mV
Long Term Stability (TA = +125°C for 1000 Hours)
S
5.0
mV
Output Short Circuit Current
ISC
− 30
−65
−100
mA
OSCILLATOR SECTION
Frequency
TJ = + 25°C
Line (VCC = 10 V to 30 V) and Temperature (TA = Tlow to Thigh)
fosc
380
370
400
400
420
430
kHz
Frequency Change with Voltage (VCC = 10 V to 30 V)
Dfosc/DV
0.2
1.0
%
Frequency Change with Temperature (TA = Tlow to Thigh)
Dfosc/DT
2.0
%
Sawtooth Peak Voltage
VOSC(P)
2.6
2.8
3.0
V
Sawtooth Valley Voltage
VOSC(V)
0.7
1.0
1.25
V
Clock Output Voltage
High State
Low State
VOH
VOL
3.9
4.5
2.3
2.9
V
ERROR AMPLIFIER SECTION
Input Offset Voltage
VIO
15
mV
Input Bias Current
IIB
0.6
3.0
mA
Input Offset Current
IIO
0.1
1.0
mA
Open−Loop Voltage Gain (VO = 1.0 V to 4.0 V)
AVOL
60
95
dB
Gain Bandwidth Product (TJ = + 25°C)
GBW
4.0
8.3
MHz
Common Mode Rejection Ratio (VCM = 1.5 V to 5.5 V)
CMRR
75
95
dB
Power Supply Rejection Ratio (VCC = 10 V to 30 V)
PSRR
85
110
dB
Output Current, Source (VO = 4.0 V)
Output Current, Sink (VO = 1.0 V)
ISource
ISink
0.5
1.0
3.0
3.6
mA
Output Voltage Swing, High State (IO = − 0.5 mA)
Output Voltage Swing, Low State (IO = 1 mA)
VOH
VOL
4.5
0
4.75
0.4
5.0
1.0
V
Slew Rate
SR
6.0
12
V/
ms
PWM COMPARATOR SECTION
Ramp Input Bias Current
IIB
−0.5
−5.0
mA
Duty Cycle, Maximum
Duty Cycle, Minimum
DC(max)
DC(min)
80
90
0
%
Zero Duty Cycle Threshold Voltage Pin 3(4) (Pin 7(9) = 0 V)
Vth
1.1
1.25
1.4
V
Propagation Delay (Ramp Input to Output, TJ =+ 25°C)
tPLH(in/out)
60
100
ns
SOFT−START SECTION
Charge Current (VSoft−Start = 0.5 V)
Ichg
3.0
9.0
20
mA
Discharge Current (VSoft−Start = 1.5 V)
Idischg
1.0
4.0
mA
1. Maximum package power dissipation limits must be observed.
2. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
Tlow =0°C for MC34023
Thigh = +70°C for MC34023
=−40
°C for MC33023
= +105
°C for MC33023


Số phần tương tự - MC33023

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