UC3845BD1 STMicroelectronics, UC3845BD1 Datasheet - Page 15

IC CTLR PWM HP CURR MODE SO-8

UC3845BD1

Manufacturer Part Number
UC3845BD1
Description
IC CTLR PWM HP CURR MODE SO-8
Manufacturer
STMicroelectronics
Datasheet

Specifications of UC3845BD1

Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
500kHz
Duty Cycle
50%
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-SOIC (3.9mm Width)
Frequency-max
500kHz
Duty Cycle (max)
50 %
Output Voltage
4.90 V to 5.10 V
Output Current
1000 mA
Mounting Style
SMD/SMT
Switching Frequency
500 KHz
Operating Supply Voltage
30 V
Maximum Operating Temperature
+ 150 C
Fall Time
50 ns
Minimum Operating Temperature
- 40 C
Rise Time
50 ns
Synchronous Pin
No
Topology
Boost, Flyback
For Use With
497-5863 - EVAL BOARD 2W 3PH SMPS BRKR ESBT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
STUC3845BD1

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UC2842B/3B/4B/5B - UC3842B/3B/4B/5B
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the conse-
quences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No
license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this
publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMi-
croelectronics products are not authorized for use as critical components in life support devices or systems without express written
approval of STMicroelectronics.
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© 1999 STMicroelectronics – Printed in Italy – All Rights Reserved
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