UC2845BD1R2G

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onsemi

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER, SOIC-8 NARROW BODY, 2500-REEL

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UC2845BD1R2G

Active

onsemi

HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER, SOIC-8 NARROW BODY, 2500-REEL

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	UC2845BD1R2G	UC2845 Series

Clock Sync	False	False
Control Features	Frequency Control	Frequency Control
Duty Cycle (Max) [Max]	48 %	48 %
Function	Step-Up/Step-Down, Step-Up	Step-Up/Step-Down, Step-Up
Mounting Type	Surface Mount	Surface Mount, Through Hole
Number of Outputs	1	1
Operating Temperature [Max]	85 C	85 C
Operating Temperature [Min]	-25 °C	-25 °C
Output Configuration	Positive, Isolation Capable	Positive, Isolation Capable
Output Phases	1	1
Output Type	Transistor Driver	Transistor Driver
Package / Case	3.9 mm	0.3 - 3.9 mm
Package / Case	8-SOIC	8-SOIC, 8-DIP, 14-SOIC
Package / Case	-	0.154 - 7.62 mm
Package / Case	-	3.9 mm
Supplier Device Package	8-SOIC	8-SOIC, 8-PDIP
Synchronous Rectifier	False	False
Topology	Boost, Flyback	Boost, Flyback
Voltage - Supply (Vcc/Vdd) [Max]	30 V	30 V
Voltage - Supply (Vcc/Vdd) [Min]	7.6 V	7.6 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Arrow Electronics	N/A	0	$ 0.24
		0	$ 0.24
		1	$ 0.19
		1	$ 0.19
		10	$ 0.18
		10	$ 0.18
Avnet Americas	N/A	5000	$ 0.24
		5000	$ 0.24
		5000	$ 0.24
		5000	$ 0.24
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.23
		15000	$ 0.22
		15000	$ 0.22
		15000	$ 0.22
		15000	$ 0.22
		25000	$ 0.22
		25000	$ 0.22
		25000	$ 0.22
		25000	$ 0.22
		50000	$ 0.21
		50000	$ 0.21
		50000	$ 0.21
		50000	$ 0.21
Avnet Asia	N/A	5000	$ 0.25
		5000	$ 0.25
		5000	$ 0.27
		10000	$ 0.24
		10000	$ 0.24
		10000	$ 0.25
		15000	$ 0.24
		15000	$ 0.24
		15000	$ 0.24
		25000	$ 0.24
		25000	$ 0.24
		25000	$ 0.24
		50000	$ 0.23
		50000	$ 0.23
		50000	$ 0.23
		125000	$ 0.23
		125000	$ 0.23
		125000	$ 0.23
		250000	$ 0.22
		250000	$ 0.22
		250000	$ 0.22
CHIPMALL.COM LIMITED	N/A	1	$ 0.40
		10	$ 0.32
		30	$ 0.28
		100	$ 0.25
		500	$ 0.23
		1000	$ 0.21
DigiKey	N/A	1	$ 1.20
		1	$ 1.20
		1	$ 1.20
		1	$ 1.20
		1	$ 1.20
		10	$ 0.73
		10	$ 0.73
		10	$ 0.73
		10	$ 0.73
		10	$ 0.73
		25	$ 1.20
		25	$ 1.20
		25	$ 0.61
		25	$ 1.20
		25	$ 1.20
		100	$ 0.47
		100	$ 0.47
		100	$ 0.47
		100	$ 0.47
		100	$ 0.47
		250	$ 0.40
		250	$ 0.40
		250	$ 0.40
		250	$ 0.40
		250	$ 0.40
		500	$ 0.36
		500	$ 0.36
		500	$ 0.36
		500	$ 0.36
		500	$ 0.36
		1000	$ 0.32
		1000	$ 0.32
		1000	$ 0.32
		1000	$ 0.32
		1000	$ 0.32
		2500	$ 0.29
		2500	$ 0.29
		2500	$ 0.29
		5000	$ 0.26
		5000	$ 0.26
		5000	$ 0.26
		7500	$ 0.25
		7500	$ 0.29
		7500	$ 0.29
		12500	$ 0.24
		12500	$ 0.24
		12500	$ 0.24
		17500	$ 0.23
		17500	$ 0.23
		17500	$ 0.23
Digikey	Cut Tape (CT)	1	$ 1.16
		10	$ 0.69
		25	$ 0.58
		100	$ 0.45
		250	$ 0.39
		500	$ 0.35
		1000	$ 0.32
	Digi-Reel®	1	$ 1.16
		10	$ 0.69
		25	$ 0.58
		100	$ 0.45
		250	$ 0.39
		500	$ 0.35
		1000	$ 0.32
	Tape & Reel (TR)	2500	$ 0.29
		5000	$ 0.27
		7500	$ 0.26
		12500	$ 0.25
		17500	$ 0.24
		25000	$ 0.23
Farnell	N/A	1	$ 0.34
		10	$ 0.34
		100	$ 0.29
		100	$ 0.29
		500	$ 0.27
		500	$ 0.27
		1000	$ 0.26
		1000	$ 0.26
		2500	$ 0.24
		2500	$ 0.24
Future Electronics	N/A	2500	$ 0.24
		2500	$ 0.21
		2500	$ 0.24
		2500	$ 0.24
		2500	$ 0.23
		5000	$ 0.24
		5000	$ 0.21
		5000	$ 0.24
		5000	$ 0.24
		5000	$ 0.22
		7500	$ 0.24
		7500	$ 0.21
		7500	$ 0.24
		7500	$ 0.24
		7500	$ 0.24
		10000	$ 0.23
		10000	$ 0.21
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.21
		12500	$ 0.23
		12500	$ 0.21
		12500	$ 0.23
		12500	$ 0.23
		12500	$ 0.23
LCSC	N/A	1	$ 0.42
		10	$ 0.34
		30	$ 0.29
		100	$ 0.26
		500	$ 0.24
		1000	$ 0.22
Mouser Electronics	N/A	1	$ 0.33
		1	$ 0.37
		1	$ 0.33
		1	$ 0.33
		10	$ 0.32
		10	$ 0.37
		10	$ 0.32
		10	$ 0.32
		100	$ 0.29
		100	$ 0.33
		100	$ 0.29
		100	$ 0.29
		500	$ 0.27
		500	$ 0.31
		500	$ 0.27
		500	$ 0.27
		1000	$ 0.26
		1000	$ 0.29
		1000	$ 0.26
		1000	$ 0.26
		2500	$ 0.24
		2500	$ 0.24
		2500	$ 0.24
		2500	$ 0.24
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.23
		25000	$ 0.23
		25000	$ 0.23
		25000	$ 0.23
		25000	$ 0.23
New Advantage Corporation	N/A	2500	$ 0.47
		2500	$ 0.45
		27500	$ 0.44
		30000	$ 0.41
		30000	$ 0.42
Newark	N/A	1	$ 0.32
		1	$ 0.42
		1	$ 0.32
		1	$ 0.79
		10	$ 0.40
		10	$ 0.70
		25	$ 0.38
		25	$ 0.64
		50	$ 0.36
		50	$ 0.57
		100	$ 0.35
		100	$ 0.51
		250	$ 0.34
		250	$ 0.47
		500	$ 0.33
		500	$ 0.42
		1000	$ 0.32
		1000	$ 0.33
		3000	$ 0.32
		3000	$ 0.32
		6000	$ 0.29
		6000	$ 0.29
		12000	$ 0.27
		12000	$ 0.27
		18000	$ 0.25
		18000	$ 0.25
		30000	$ 0.24
		30000	$ 0.24
Onlinecomponents.com	N/A	2500	$ 0.25
		2500	$ 0.25
		2500	$ 0.25
		5000	$ 0.24
		5000	$ 0.24
		5000	$ 0.24
		7500	$ 0.24
		7500	$ 0.24
		7500	$ 0.24
		10000	$ 0.23
		10000	$ 0.23
		10000	$ 0.23
		25000	$ 0.23
		25000	$ 0.23
		25000	$ 0.23
		50000	$ 0.23
		50000	$ 0.23
		50000	$ 0.23
Quest Components	N/A	1	$ 0.82
		1	$ 0.82
		1	$ 0.82
		31	$ 0.49
		31	$ 0.49
		31	$ 0.49
		123	$ 0.41
		123	$ 0.41
		123	$ 0.41
Rochester Electronics	N/A	1	$ 0.26
		1	$ 0.26
		1	$ 0.26
		25	$ 0.26
		25	$ 0.26
		25	$ 0.26
		100	$ 0.25
		100	$ 0.25
		100	$ 0.25
		500	$ 0.23
		500	$ 0.23
		500	$ 0.23
		1000	$ 0.22
		1000	$ 0.22
		1000	$ 0.22
Semour Electronics Co Ltd	N/A	1	$ 0.33
		100	$ 0.25
		1250	$ 0.22
		2500	$ 0.33
		2500	$ 0.21
		5000	$ 0.33
		10000	$ 0.32
		20000	$ 0.32
TME	N/A	1	$ 0.76
		1	$ 0.75
		1	$ 0.76
		10	$ 0.62
		10	$ 0.61
		10	$ 0.61
		25	$ 0.52
		25	$ 0.51
		25	$ 0.51
		100	$ 0.29
		100	$ 0.29
		100	$ 0.29
		500	$ 0.28
		500	$ 0.27
		500	$ 0.28
		1000	$ 0.26
		1000	$ 0.26
		1000	$ 0.26
		2500	$ 0.26
		2500	$ 0.26
		2500	$ 0.26
Verical	N/A	1354	$ 0.28
		1354	$ 0.28
Win Source Electronics	N/A	155	$ 0.33
		155	$ 0.33
		370	$ 0.27
		370	$ 0.27
		575	$ 0.26
		575	$ 0.26
		790	$ 0.25
		790	$ 0.25
		1020	$ 0.25
		1020	$ 0.25
		1365	$ 0.22
		1365	$ 0.22

UC2845 Series

IC REG CTRLR BOOST/FLYBACK 8SOIC

Part	Output Type	Function	Output Phases	Duty Cycle (Max) [Max]	Mounting Type	Voltage - Supply (Vcc/Vdd) [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Control Features	Package / Case	Package / Case	Number of Outputs	Supplier Device Package	Operating Temperature [Min]	Operating Temperature [Max]	Output Configuration	Topology	Package / Case	Package / Case
onsemi UC2845BD1	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control	3.9 mm	8-SOIC	1	8-SOIC	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback
onsemi UC2845NG	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Through Hole	30 V	7.6 V	Frequency Control	0.3 in	8-DIP	1	8-PDIP	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	7.62 mm
onsemi UC2845BNG	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Through Hole	30 V	7.6 V	Frequency Control	0.3 in	8-DIP	1	8-PDIP	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	7.62 mm
onsemi UC2845BD1R2G	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control	3.9 mm	8-SOIC	1	8-SOIC	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback
onsemi UC2845BD	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control		14-SOIC	1		-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	0.154 in	3.9 mm
onsemi UC2845BD1R2	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control	3.9 mm	8-SOIC	1	8-SOIC	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback
onsemi UC2845BDG	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control		14-SOIC	1		-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	0.154 in	3.9 mm
onsemi UC2845N	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Through Hole	30 V	7.6 V	Frequency Control	0.3 in	8-DIP	1	8-PDIP	-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	7.62 mm
onsemi UC2845BDR2G	Transistor Driver	Step-Up, Step-Up/Step-Down	1	48 %	Surface Mount	30 V	7.6 V	Frequency Control		14-SOIC	1		-25 °C	85 C	Isolation Capable, Positive	Boost, Flyback	0.154 in	3.9 mm

Description

General part information

UC2845 Series

Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC

Documents

Technical documentation and resources