UC3843BNG ON Semiconductor, UC3843BNG Datasheet - Page 18

• Manufacturer Part Number: UC3843BNG
• Description: IC CTLR CURRENT MODE 8-DIP
• Manufacturer: ON Semiconductor

Specifications of UC3843BNG

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 275kHz
• Duty Cycle: 96%
• Voltage - Supply: 8.2 V ~ 25 V
• Buck: No
• Boost: Yes
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Frequency-max: 275kHz
• Duty Cycle (max): 96 % (Typ)
• Output Voltage: 4.9 V to 5.1 V
• Output Current: 1000 mA (Max)
• Mounting Style: Through Hole
• Switching Frequency: 500 KHz
• Operating Supply Voltage: 30 V
• Maximum Operating Temperature: 70 C
• Fall Time: 50 ns
• Minimum Operating Temperature: 0 C
• Rise Time: 50 ns
• Synchronous Pin: No
• Topology: Boost or Flyback or Forward
• Number Of Pwm Outputs: 1
• On/off Pin: No
• Adjustable Output: No
• Switching Freq: 500kHz
• Operating Supply Voltage (max): 30V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 8
• Package Type: PDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: UC3843BNGOS

14
1
UC384xBDG
8
1
AWLYWW
UC384xBN
YYWWG
8
1
AWL
384xB
ALYW
G
MARKING DIAGRAMS
14
x
A
WL, L
YY, Y
WW, W = Work Week
G or G
http://onsemi.com
1
8
1
8
1
UC384xBVDG
CASE 751A
UC3843BVN
D1 SUFFIX
CASE 626
N SUFFIX
D SUFFIX
CASE 751
SOIC−14
AWLYWW
PDIP−8
SOIC−8
= 2 or 3
= Assembly Location
= Wafer Lot
= Year
= Pb−Free Package
ALYWV
YYWWG
384xB
18
G
AWL
8
1
8
1
14
284xB
ALYW
1
UC284xBN
YYWWG
G
UC284xBDG
AWLYWW
AWL