KA3883CDTF Fairchild Semiconductor, KA3883CDTF Datasheet - Page 3

• Manufacturer Part Number: KA3883CDTF
• Description: IC CTRLR PWM SMPS UVLO 8SOIC
• Manufacturer: Fairchild Semiconductor

Specifications of KA3883CDTF

• Frequency Range: 47 ~ 57kHz
• Voltage - Input: 12 ~ 30 V
• Power (watts): 1W
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Number Of Outputs: 1
• Duty Cycle (max): 100 %
• Output Current: 1000 mA
• Mounting Style: SMD/SMT
• 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

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