KA3883C Fairchild Semiconductor, KA3883C Datasheet - Page 3
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KA3883C
Manufacturer Part Number
KA3883C
Description
IC CTRLR PWM SMPS UVLO 8DIP
Manufacturer
Fairchild Semiconductor
Datasheet
1.KA3882CDTF.pdf
(6 pages)
Specifications of KA3883C
Frequency Range
47 ~ 57kHz
Voltage - Input
12 ~ 30 V
Power (watts)
1W
Operating Temperature
0°C ~ 70°C
Package / Case
8-DIP (0.300", 7.62mm)
Number Of Outputs
1
Duty Cycle (max)
100 %
Output Current
1000 mA
Mounting Style
Through Hole
Switching Frequency
500 KHz
Supply Current
17 mA
Maximum Operating Temperature
+ 70 C
Fall Time
40 ns
Minimum Operating Temperature
0 C
Rise Time
40 ns
Synchronous Pin
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KA3883C
Manufacturer:
FAIRCHILD
Quantity:
9 123
Part Number:
KA3883CDTF
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Electrical Characteristics
(V
* Adjust V
Notes :
1. These parameters, although guaranteed, are not 100% tested in production.
2. Parameter measured at trip point of latch with V2 = 0V.
3. Gain defined as: G
4. Junction-to-air thermal resistance test enviroments.
-. PCB information ;
-. Board structure; Using the single layer PCB.
Parameter
ERROR AMPLIFIER SECTION
Input Voltage
Input Bias Current
Open Loop Gain
Unity Gain Bandwidth
PSRR
Output Sink Current
Output Source Current
Output High Voltage
Output Low Voltage
OUTPUT SECTION
Output Low Level
Output High Level
Rise Time
Fall Time
Output Voltage Swing Limit
UNDER VOLTAGE LOCKOUT SECTION
Start Threshold
Min. Operating Voltage
( After turn on )
PWM SECTION
Maximum Duty Cycle
Minimum Duty Cycle
TOTAL STANDBY CURRENT
Start-Up Current
Operating Supply Current
V
CC
CC
Board thickness : 1.6mm , Board dimension : 76.2 X 114.3mm
= 15V, R
Zener Voltage
CC
above the start threshold before setting at 15V
T
= 10k , C
V
= V
PIN1
T
= 3.3nF, T
V
I
PIN3
Symbol
SOURCE
V
PSRR
D
I
GBW
I
D
G
V
V
SINK
V
V
V
BIAS
V
I
OLIM
I
MAX
V
CC
V
t
MIN
ST
t
OH
OH
VO
OL
OL
TH
R
TL
(V
F
Z
I
A
(Continued)
PIN3
= 0 C to +70 C, Unless otherwise specified)
= 0 to 0.8V)
T
V
T
V
V
V
V
V
I
I
I
I
T
T
V
KA3882C
KA3883C
KA3882C
KA3883C
KA3882C/KA3883C
V
I
SINK
SINK
SOURCE
SOURCE
CC
PIN1
J
J
J
O
CC
PIN2
PIN2
PIN2
PIN2
CC
PIN2
= 25 C (Note1)
= 25 C, C1 = 1nF (Note1)
= 25 C, C1 = 1nF (Note1)
= 2V to 4V (Note1)
= 25mA
= 12V to 25V (Note1)
= 27V, C1 = 1nF
= 20mA
= 200mA
= 2.5V
= 2.7V, V
= 2.3V, V
= 2.3V, R1 = 15k
= 2.7V, R1 = 15k
= V
= 20mA
= 200mA
PIN3
Conditions
2
= 0V
, Ref. : EIA / JSED51-3 and EIA / JSED51-7
PIN1
PIN1
-
-
-
= 1.1V
= 5.0V
to GND
to Pin8
Min.
2.42
-0.5
0.7
7.8
7.0
65
60
13
12
15
94
2
5
9
-
-
-
-
-
-
-
-
-
-
-
Typ.
2.50
13.5
13.5
-0.3
-0.8
0.8
0.1
1.5
8.4
7.6
0.2
90
70
40
40
22
16
10
96
11
29
1
6
6
-
KA3882C/KA3883C
Max.
2.58
100
100
100
1.1
0.4
2.2
9.0
8.2
0.4
17
17
11
-2
0
-
-
-
-
-
-
-
-
-
-
Unit
MHz
mA
mA
mA
mA
uA
dB
dB
ns
ns
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
3