UC3843DX Fairchild Semiconductor, UC3843DX Datasheet - Page 9
![no-image](/images/manufacturer_photos/0/2/252/fairchild_semiconductor_sml.jpg)
UC3843DX
Manufacturer Part Number
UC3843DX
Description
IC CTLR PWM CURR MODE 14-SOIC
Manufacturer
Fairchild Semiconductor
Datasheet
1.UC3842D.pdf
(12 pages)
Specifications of UC3843DX
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
500kHz
Duty Cycle
100%
Voltage - Supply
8.2 V ~ 30 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
14-SOIC (3.9mm Width), 14-SOL
Frequency-max
500kHz
Duty Cycle (max)
100 %
Output Current
1000 mA
Mounting Style
SMD/SMT
Switching Frequency
500 KHz
Operating Supply Voltage
30 V
Supply Current
17 mA
Maximum Operating Temperature
+ 70 C
Fall Time
35 ns
Minimum Operating Temperature
0 C
Rise Time
45 ns
Synchronous Pin
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Mechanical Dimensions
Package
0.020
0.50
0.20
0.008
#1
#4
0.156
0.236
3.95
6.00
0.225
5.72
(Continued)
0.20
0.008
0.30
0.012
8-SOP
#8
#5
0.061
1.55
0.071
1.80
0.20
0.008
MAX
MIN
0.004~0.001
0.1~0.25
UC3842/UC3843/UC3844/UC3845
9