UC3845BD ON Semiconductor, UC3845BD Datasheet - Page 16

• Manufacturer Part Number: UC3845BD
• Description: IC CTRLR CURRENT MODE HP 14SOIC
• Manufacturer: ON Semiconductor

Specifications of UC3845BD

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 275kHz
• Duty Cycle: 50%
• Voltage - Supply: 8.2 V ~ 25 V
• Buck: No
• Boost: Yes
• Flyback: Yes
• Inverting: Yes
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 275kHz
• Duty Cycle (max): 48 %
• Output Voltage: 4.9 V to 5.1 V
• Output Current: 1000 mA
• Mounting Style: SMD/SMT
• 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, Flyback
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: UC3845BDOS

14
1
UC384xBDG
8
1
AWLYWW
UC384xBN
YYWWG
8
1
AWL
384xB
ALYW
G
x
A
WL, L
YY, Y
WW, W = Work Week
G or G
MARKING DIAGRAMS
14
http://onsemi.com
1
8
1
= 4 or 5
= Assembly Location
= Wafer Lot
= Year
= Pb−Free Package
8
1
UC384xBVDG
CASE 751A
UC384xBVN
D1 SUFFIX
CASE 626
N SUFFIX
D SUFFIX
CASE 751
SOIC−14
AWLYWW
PDIP−8
SOIC−8
ALYWV
YYWWG
384xB
16
G
AWL
8
1
8
1
14
284xB
ALYW
1
UC284xBN
YYWWG
G
UC284xBDG
AWLYWW
AWL