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KA7500CDTF Datasheet(PDF) 6 Page - ON Semiconductor

Part No. KA7500CDTF
Description  SMPS Controller
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

KA7500CDTF Datasheet(HTML) 6 Page - ON Semiconductor

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© 2003 Fairchild Semiconductor Corporation
www.fairchildsemi.com
KA7500C • Rev. 1.0.2
5
Electrical Characteristics
VCC = 20V, f = 10kHz, TA = -25°C to +85°C, unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
Reference Section
IREF=1mA, TA=25°C
(1)
4.95
5.00
5.05
VREF
Reference Output Voltage
IREF=1mA
4.90
5.00
5.10
V
RLINE
Line Regulation
VCC=7V to 40V
2
25
mV
RLOAD
Load Regulation
IREF=1mA to 10mA
1
15
mV
ISC
Short-Circuit Output Current
VREF=0V
10
35
50
mA
Oscillation Frequency
CT=0.001µF, RT=30KΩ
40.0
CT=0.01µF, RT=12KΩ,
TA=25°C
9.2
10.0
10.8
fOSC
Oscillation Frequency
CT=0.01µF, RT=12KΩ,
TA=TLOW to THIGH
9.0
12.0
kHz
Δf/Δt
Frequency Change with Temperature
CT=0.01µF, RT=12KΩ
2
%
Dead-Time Control Section
IBIAS
Input Bias Current
VCC=15V, 0V≤ V4≤ 5.25V
-2
-10
µA
D(MAX)
Maximum Duty Cycle
VCC=15V, V4=0V, OC
Pin=VREF
45
%
Zero Duty Cycle
3.0
3.3
VITH
Input Threshold Voltage
Maximum Duty Cycle
0
V
Error Amplifier Section
VIO
Input Offset Voltage
V3=2.5V
2
10
mV
IIO
Input Offset Current
V3=2.5V
25
250
mA
IBIAS
Input Bias Current
V3=2.5V
0.2
1.0
µA
VCIM
Common Mode Input Voltage
7V
≤ VCC ≤ 40V
-0.3
VCC
V
GVO
Open-Loop Voltage Gain
0.5V
≤ V3 ≤ 3.5V
70
95
dB
BW
Unit-Gain Bandwidth
650
kHz
PWM Comparator Section
VITH
Input Threshold Voltage
Zero Duty Cycle
4.0
4.5
V
ISINK
Input Sink Current
V3=0.7V
-0.3
-0.7
mA
Output Section
VCE(SAT)
Output Saturation Voltage Common
Emitter
VE=0V, IC=200mA
1.0
1.3
VCC(SAT)
Emitter-Follower
VC=15V, IE=-200mA
1.5
2.5
V
IC(OFF)
Collector Off-State Current
VCC=40V, VCE=40V
2
100
IE(OFF)
Emitter Off-State Current
VCC=VC=40V, VE=40V
-100
µA
Total Device
ICC
Supply Current
Pin6=VREF, VCC=15V
6
10
mA
Output Switching Characteristics
tR
Rise Time, Common Emitter,
Common Collector
100
200
tF
Fall Time, Common Emitter,
Common Collector
25
100
ns
Note:
1.
This is guaranteed where the marking code of the package surface is over 027.


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