KA7500B Fairchild Semiconductor, KA7500B Datasheet - Page 3

• Manufacturer Part Number: KA7500B
• Description: IC CTLR SMPS 42V 250MA 16-DIP
• Manufacturer: Fairchild Semiconductor

Specifications of KA7500B

• Pwm Type: Controller
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 45%
• Voltage - Supply: 7 V ~ 42 V
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Frequency-max: 300kHz
• Output Current: 0.25 A
• Input Voltage: 42.3 V
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Characteristics
(V
Note:
1. This parameter, although guaranteed, is not 100% tested in production.
Parameter
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Temperature Coefficient of V
Load Regulation
Short-Circuit Output Current
OSCILLATOR SECTION
Oscillation Frequency
Frequency Change with Temperature
DEAD TIME CONTROL SECTION
Input Bias Current
Maximum Duty Cycle
Input Threshold Voltage
ERROR AMP SECTION
Input Offset Voltage
Input Offset Current
Input Bias Current
Common Mode Input Voltage
Open-Loop Voltage Gain
Unit-Gain Bandwidth (Note1)
PWM COMPARATOR SECTION
Input Threshold Voltage
Input Sink Current
OUTPUT SECTION
Output Saturation Voltage
Common Emitter
Common Collector
Collector Off-State Current
Emitter Off-State Current
TOTAL DEVICE
Supply Current
OUTPUT SWITCHING CHARACTERISTICS
Rise Time
Common Emitter
Common Collector
Fall Time
Common Emitter
Common Collector
CC
= 20V, f = 10kHz, T
A
= 0 C to +70 C, unless otherwise specified)
REF
V
V
Symbol
V
D
I
I
CC(SAT)
CE(SAT)
C(OFF)
E(OFF)
V
I
I
I
V
V
G
V
REF
V
V
BIAS
(MAX)
BIAS
SINK
I
V
BW
I
REF
f/ T
I
SC
CC
t
t
ITH
CM
ITH
IO
REF
REF
VO
IO
R
-
-
-
-
f
F
/ T
I
V
T
I
V
C
C
V
V
O.C Pin = V
Zero Duty Cycle
Max. Duty Cycle
V
V
V
7V
0.5V
Zero Duty Cycle
V
V
V
V
V
Pin 6 = V
REF
REF
A
CC
REF
CC
CC
3
3
3
3
E
C
CC
CC
T
T
=0.7V
= 0 C to 70 C
= 2.5V
= 2.5V
= 2.5V
= 0.01 F, R
= 0.01 F, R
= 0, I
= 15V, I
= 7V to 40V
= 15V, 0V V
= 15V, V
= 40V, V
= V
= 1mA
= 1mA to 10mA
V
= 0V
CC
V
C
C
3
Conditions
REF
= 200mA
= 40V, V
E
3 .5V
REF
40V
, V
= -200mA
4
CE
T
T
-
-
-
-
-
-
-
= 0V
CC
= 12k
= 12k
= 40V
4
E
= 15V
5.25V
= 0
Min.
4.75
-0.3
-0.3
10
45
70
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
0.01
-2.0
-0.7
650
100
100
5.0
2.0
1.0
3.0
2.0
0.2
1.1
1.5
35
10
25
95
25
40
4
2
6
-
-
-
-
-
-
-
Max.
-100
5.25
0.03
V
250
100
200
200
100
100
-10
3.3
1.0
4.5
1.3
2.5
25
15
50
10
10
CC
2
-
-
-
-
-
-
-
-
KA7500B
%/ C
Unit
kHz
kHz
mV
mV
mA
mV
mA
mV
mA
dB
ns
ns
%
%
V
V
V
V
V
-
-
A
A
A
3