UC3843BN ON Semiconductor, UC3843BN Datasheet - Page 17

• Manufacturer Part Number: UC3843BN
• Description: IC CTRLR CURRENT MODE HP 8DIP
• Manufacturer: ON Semiconductor

Specifications of UC3843BN

• 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 %
• Output Voltage: 4.9 V to 5.1 V
• Output Current: 1000 mA
• 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, Flyback, Forward
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: UC3843BNOS

Issue Date: 11 Feb 2009
Part Number to be
NVMSD6N303R2
SA317MBDTRK
SBRD5644-5T4
Discontinued
SBC337-25RL1
SBC337-40RL1
PANJITFNDRY
SBR136CT1LF
NVMD6N03R2
NVMS5P02R2
SBC847BWT1
SBCP56-16T1
SBRB1545CT
NVGS3441T1
NVGS3443T1
SBR660CTT4
SBRD115LT4
SBRD5628T4
NZF220DFT1
SA33072DR2
SB12079DR2
SAC396-007
SAC847-008
SBRD111T4
SA5230DR2
NZF220TT1
SBR835LT4
SAC319MT
SA571DR2
SA572DR2
SBCP68T1
SBRD8320
S2SC4617
SA5534AD
SA5534AN
SAC997B6
SB12079D
SBR360T4
SBRB1045
S2SA1774
SA5230D
SA5230N
SA5532N
SA5534N
SA571N
SA572D
SA572N
SA575D
SA575N
SAC187
Suggested Replacement Part
NVMSD6N303R2G
SA317MBDTRKG
SBC337-25RL1G
SBC337-40RL1G
SBRD5644-5T4G
PANJITFNDRYG
SBR136CT1LFG
NVMD6N03R2G
NVMS5P02R2G
SBC847BWT1G
Rev.08-24-05
SBCP56-16T1G
NVGS3441T1G
NVGS3443T1G
SBR660CTT4G
SBRB1545CTG
NZF220DFT1G
SA33072DR2G
SB12079DR2G
SBRD115LT4G
SBRD5628T4G
SAC396-007G
SAC847-008G
SA5230DR2G
SBRD111T4G
SBR835LT4G
NZF220TT1G
SAC319MTG
SA5534ADG
SA5534ANG
SA571DR2G
SA572DR2G
SAC997B6G
SBCP68T1G
SBRB1045G
SBRD8320G
S2SA1774G
S2SC4617G
SB12079DG
SBR360T4G
SA5230DG
SA5230NG
SA5532NG
SA5534NG
(Pb Free)
SA571NG
SA572DG
SA572NG
SA575DG
SA575NG
SAC187G
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