SC189BSKTRT

NRND

Semtech Corporation

STEP-DOWN TYPE FIXED 1.1V 2.9V~5.5V 1.5A SOT-23-5 DC-DC CONVERTERS ROHS

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SC189BSKTRT

NRND

Semtech Corporation

STEP-DOWN TYPE FIXED 1.1V 2.9V~5.5V 1.5A SOT-23-5 DC-DC CONVERTERS ROHS

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SC189BSKTRT

Current - Output	1.5 A
Frequency - Switching	2.5 MHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 ¯C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Package / Case	SC-74A, SOT-753
Supplier Device Package	SOT-23-5
Synchronous Rectifier	True
Topology	Buck
Voltage - Input (Max) [Max]	5.5 V
Voltage - Input (Min) [Min]	2.9 V
Voltage - Output (Min/Fixed)	1.1 V

SC189 Series

Part	Number of Outputs	Output Configuration	Function	Package / Case	Mounting Type	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package	Voltage - Input (Min) [Min]	Frequency - Switching	Topology	Output Type	Voltage - Output (Min/Fixed)	Voltage - Input (Max) [Max]	Current - Output
Semtech Corporation SC189TULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	2.5 V	5.5 V	1.5 A
Semtech Corporation SC189BSKTRT	1	Positive	Step-Down	SC-74A SOT-753	Surface Mount	-40 °C	125 ¯C	SOT-23-5	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.1 V	5.5 V	1.5 A
Semtech Corporation SC189CSKTRT	1	Positive	Step-Down	SC-74A SOT-753	Surface Mount	-40 °C	125 ¯C	SOT-23-5	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.2 V	5.5 V	1.5 A
Semtech Corporation SC189BULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.1 V	5.5 V	1.5 A
Semtech Corporation SC189ZSKTRT	1	Positive	Step-Down	SC-74A SOT-753	Surface Mount	-40 °C	125 ¯C	SOT-23-5	2.9 V	2.5 MHz	Buck	1.81 mOhm	3.3 V	5.5 V	1.5 A
Semtech Corporation SC189CULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.2 V	5.5 V	1.5 A
Semtech Corporation SC189H SOT23	1	Positive	Step-Down	SC-74A SOT-753	Surface Mount	-40 °C	125 ¯C	SOT-23-5	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.5 V	5.5 V	1.5 A
Semtech Corporation SC189LULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.8 V	5.5 V	1.5 A
Semtech Corporation SC189HULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	1.5 V	5.5 V	1.5 A
Semtech Corporation SC189AULTRT	1	Positive	Step-Down	6-UFDFN Exposed Pad	Surface Mount	-40 °C	125 ¯C	6-MLPD-UT (2x2)	2.9 V	2.5 MHz	Buck	1.81 mOhm	1 V	5.5 V	1.5 A

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	3000	$ 0.47
		6000	$ 0.44
		15000	$ 0.43
LCSC	Piece	1	$ 0.46
		200	$ 0.18
		500	$ 0.17
		1000	$ 0.17
Newark	Each	2500	$ 0.44
		10000	$ 0.43

Description

General part information

SC189 Series

Buck Switching Regulator IC Positive Fixed 1.1V 1 Output 1.5A SC-74A, SOT-753

Documents

Technical documentation and resources

No documents available