DC DC Switching Controllers

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	MPN	Manufacturer	Availability	Pricing	Quantity	Description	Package	Packaging	Date Code	Operating Voltage	Output Voltage	Frequency - Switching	Function	Topology	Features	Quiescent Current	Number of Channels	Output Current	Operating Temperature	Duty Cycle(Max)	Synchronous Rectifier	Working Mode	Feedback System

MPN

Manufacturer

Availability

Pricing

Quantity

Description

Package

Packaging

Date Code

Operating Voltage

Output Voltage

Frequency - Switching

Function

Topology

Features

Quiescent Current

Number of Channels

Output Current

Operating Temperature

Duty Cycle(Max)

Synchronous Rectifier

Working Mode

Feedback System

LM5122QMHX/NOPB

C527477

9,505

In Stock

1+	$1.5857
10+	$1.3009
More
500+	$0.8883
1,000+	$0.8527

LCSC-Reels Available

Ext. Price: $1.59

Full Reel: 2,500

1 Boost TSSOP-20-EP DC DC Switching Controllers RoHS

TSSOP-20-EP

Tape & Reel (TR)

4.5V~65V

1MHz

Boost

Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Frequency synchronization;External compensation;Light load efficient mode;Overcurrent Protection

9uA

-40℃~+125℃@(TJ)

Yes

LM5122MHX/NOPB

C77241

6,741

In Stock

1+	$2.2929
10+	$1.9718
More
500+	$1.3962
1,000+	$1.3556

LCSC-Reels Available

Ext. Price: $2.29

Full Reel: 2,500

1 Boost HTSSOP-20-EP DC DC Switching Controllers RoHS

HTSSOP-20-EP

Tape & Reel (TR)

4.5V~65V

450kHz;875kHz

Boost

Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Frequency synchronization;Light load efficient mode;Overcurrent Protection

9uA

-40℃~+125℃@(TJ)

Yes

View other suppliers' inventory on LCSC

LM5121MHX/NOPB

C1848483

2,548

In Stock

1+	$3.5528
10+	$3.0144
More
500+	$2.2199
1,000+	$2.1534

LCSC-Reels Available

Ext. Price: $3.55

Full Reel: 2,500

Boost Switching Regulator IC 1 Output HTSSOP-20-EP

HTSSOP-20-EP

Tape & Reel (TR)

4.5V~65V

1MHz

Boost

Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Load disconnect;Frequency synchronization;Light load efficient mode;Overcurrent Protection

9uA

-40℃~+125℃@(TJ)

Yes

View other suppliers' inventory on LCSC

LM3481QMMX/NOPB

C477975

4,662

In Stock

1+	$1.4866
10+	$1.164
More
500+	$0.8139
1,000+	$0.7831

LCSC-Reels Available

Ext. Price: $1.49

Full Reel: 3,500

1 Boost VSSOP-10-0.5mm DC DC Switching Controllers RoHS

VSSOP-10-0.5mm

Tape & Reel (TR)

2.97V~48V

1MHz

Boost

Boost;Flyback;SEPIC

Adjustable current limiting;Cycle-by-cycle current limiting;Frequency synchronization;External compensation;Light load efficient mode;Overcurrent Protection

9uA

-40℃~+125℃@(TJ)

View other suppliers' inventory on LCSC

ISL6752AAZA-T

C2841890

RENESAS

1,916

In Stock

Discontinued

1+	$4.146
10+	$3.6882
More
500+	$3.0144
1,000+	$2.9564

LCSC-Reels Available

Ext. Price: $4.15

Full Reel: 2,500

4 QSOP-16-150mil DC DC Switching Controllers RoHS

QSOP-16-150mil

Tape & Reel (TR)

9V~16V

800Hz~2MHz

Full-Bridge

Adjustable current limiting;Cycle-by-cycle current limiting

175uA

-40℃~+105℃

Yes

View other suppliers' inventory on LCSC

UCC28C44DR

C33251

1,881

In Stock

1+	$0.6389
10+	$0.5157
More
500+	$0.3244
1,000+	$0.3049

LCSC-Reels Available

Ext. Price: $0.64

Full Reel: 2,500

200mA 4.9V~5.1V SOIC-8-150mil DC DC Switching Controllers RoHS

SOIC-8-150mil

Tape & Reel (TR)

9V~18V

4.9V~5.1V

1MHz

Boost;Flyback;Forward

Under-voltage lockout;Slope compensation;Over Current Protection;Under Voltage Protection

200mA

-40℃~+125℃

48%

PWM Modulation

Secondary-Side Feedback

View other suppliers' inventory on LCSC

UCC28C42DR

C471877

1,159

In Stock

1+	$0.5299
10+	$0.4667
More
500+	$0.3841
1,000+	$0.3743

LCSC-Reels Available

Ext. Price: $0.53

Full Reel: 2,500

200mA 20V SOIC-8 DC DC Switching Controllers RoHS

SOIC-8

Tape & Reel (TR)

9V~18V

20V

50.5kHz~55kHz

Flyback

Slope compensation;Under-voltage lockout;Over Current Protection;Under Voltage Protection

200mA

-40℃~+125℃

96%

PWM Modulation

Secondary-Side Feedback

View other suppliers' inventory on LCSC

LM25122QPWPRQ1

C527471

146

In Stock

1+	$2.5868
10+	$2.2149
More
500+	$1.6352
1,000+	$1.5881

LCSC-Reels Available

Ext. Price: $2.59

Full Reel: 2,500

1 Boost HTSSOP-20-EP DC DC Switching Controllers RoHS

HTSSOP-20-EP

Tape & Reel (TR)

3V~42V

450kHz

Boost

Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Frequency synchronization;External compensation;Light load efficient mode

9uA

-40℃~+125℃@(TJ)

Yes

View other suppliers' inventory on LCSC

LM5121MH/NOPB

C22464760

In Stock

1+	$5.1678
10+	$4.4787
More
511+	$3.4636
1,022+	$3.3777

Ext. Price: $5.17

Boost Switching Regulator IC 12V 1 Output HTSSOP-20-EP

HTSSOP-20-EP

Tube-packed

3V~65V

12V

250kHz

Boost

Adjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Load disconnect;Frequency synchronization;Light load efficient mode

9uA

-40℃~+125℃

Yes

LT1680ISW#PBF

C664608

ADI

In Stock

1+	$18.5466
10+	$18.3229
30+	$17.935
100+	$17.5954

Ext. Price: $18.55

1 Boost SO-16-300mil DC DC Switching Controllers RoHS

SO-16-300mil

Tube-packed

9V~60V

200kHz

Boost

Adjustable current limiting;Frequency synchronization

-40℃~+85℃@(TA)

View other suppliers' inventory on LCSC

UC28025DW

C1530165

In Stock

1+	$5.1466
10+	$4.3801
30+	$3.9134
100+	$3.5213

Ext. Price: $5.15

2 SOIC-16-300mil DC DC Switching Controllers RoHS

SOIC-16-300mil

Tube-packed

9V~30V

360kHz~440kHz

Full-Bridge

Adjustable current limiting;Cycle-by-cycle current limiting;Overcurrent Protection

-40℃~+105℃

LTC7851EUHH-1#PBF

C690267

ADI

In Stock

1+	$15.7088
10+	$14.8983
30+	$13.4945
100+	$12.2707

Ext. Price: $15.71

4 Step-down type 600mV~5V QFN-58-EP(5x9) DC DC Switching Controllers RoHS

QFN-58-EP(5x9)

Tube-packed

3V~27V

600mV~5V

250kHz~2.25MHz

Step-down type

Buck

Adjustable current limiting;Frequency synchronization;Output voltage differential sensing;Operating status indication;Overcurrent Protection;Adjustable soft-start

100uA

-40℃~+125℃@(TJ)

Yes

View other suppliers' inventory on LCSC

LTC3894EFE#PBF

C580815

ADI

In Stock

1+	$6.8718
10+	$6.713
30+	$6.6077
100+	$6.5008

Ext. Price: $6.87

1 800mV~60V Step-down type TSSOP-20-EP DC DC Switching Controllers RoHS

TSSOP-20-EP

Tube-packed

4.5V~150V

800mV~60V

850kHz

Step-down type

Buck

Adjustable soft-start;Output voltage tracking;Light load efficient mode;Frequency synchronization;Operating status indication;Overcurrent Protection;Built-in LDO regulator

9uA

-40℃~+125℃

View other suppliers' inventory on LCSC

UCC28C54QDRQ1

C20346036

In Stock

1+	$3.4101
10+	$3.0696
More
500+	$2.5815
1,000+	$2.5458

LCSC-Reels Available

Ext. Price: $3.41

Full Reel: 2,500

200mA 28V SOIC-8 DC DC Switching Controllers RoHS

SOIC-8

Tape & Reel (TR)

9V~28V

28V

50.5kHz~55kHz

Flyback

Under-voltage lockout;Under Voltage Protection;Over Current Protection

200mA

-40℃~+125℃

50%

PWM Modulation

Secondary-Side Feedback

LTC7883AY#PBF

C3190174

ADI

In Stock

1+	$45.9757
30+	$43.7314

Ext. Price: $45.98

BGA-99(9x7.5) DC DC Switching Controllers RoHS

BGA-99(9x7.5)

Tray

Adjustable current limiting;Frequency synchronization;Operating status indication;Built-in LDO regulator

MCP16502TAE-E/S8B

C1852789

MICROCHIP

In Stock

1+	$3.1574
10+	$3.0824
30+	$3.0314
100+	$2.9803

LCSC-Reels Available

Ext. Price: $3.16

Full Reel: 3,300

1A 4 Step-down type VQFN-32-EP(5x5) DC DC Switching Controllers RoHS

VQFN-32-EP(5x5)

Tape & Reel (TR)

2.7V~5.5V

2MHz

Step-down type

Buck

Adjustable soft-start;Output discharge;Light load efficient mode;Dynamic voltage scaling;Cycle-by-cycle current limiting;Hiccup current limiting;Built-in LDO regulator;Operating status indication;Overcurrent Protection

120uA

-40℃~+125℃@(TJ)

View other suppliers' inventory on LCSC

UCC38C44DR

C702450

In Stock

1+	$0.9014
10+	$0.7324
More
500+	$0.5119
1,000+	$0.4861

LCSC-Reels Available

Ext. Price: $0.9

Full Reel: 2,500

200mA 18V SOIC-8 DC DC Switching Controllers RoHS

SOIC-8

Tape & Reel (TR)

9V~18V

18V

1MHz

Flyback

Under-voltage lockout;Slope compensation;Under Voltage Protection;Over Current Protection

200mA

0℃~+85℃

50%

PWM Modulation;CCM

Secondary-Side Feedback

View other suppliers' inventory on LCSC

UCC38C42DR

C702449

In Stock

1+	$0.8821
10+	$0.7227
More
500+	$0.5167
1,000+	$0.4926

LCSC-Reels Available

Ext. Price: $0.88

Full Reel: 2,500

200mA 18V SOIC-8 DC DC Switching Controllers RoHS

SOIC-8

Tape & Reel (TR)

9V~18V

18V

50.5kHz~55kHz

Flyback

Under-voltage lockout;Slope compensation;Under Voltage Protection;Over Current Protection

200mA

0℃~+85℃

96%

Secondary-Side Feedback

LTC7851IUHH-1#PBF

C690271

ADI

In Stock

1+	$18.2728
10+	$17.4091
30+	$15.9135
100+	$14.6068

Ext. Price: $18.27

600mV~5V 4 Step-down type QFN-58-EP(5x9) DC DC Switching Controllers RoHS

QFN-58-EP(5x9)

Tube-packed

3V~27V

600mV~5V

250kHz~2.25MHz

Step-down type

Buck

Adjustable current limiting;Frequency synchronization;Output voltage differential sensing;Operating status indication;Overcurrent Protection;Hiccup current limiting;Adjustable soft-start

-40℃~+125℃

Yes

LTC3774EUHE#PBF

C685932

ADI

In Stock

1+	$9.8356
10+	$9.4913

Ext. Price: $9.84

2 Step-down type 600mV~3.5V TQFN-36-EP(5x6) DC DC Switching Controllers RoHS

TQFN-36-EP(5x6)

Tube-packed

4.5V~38V

600mV~3.5V

200kHz~1.2MHz

Step-down type

Buck

Adjustable current limiting;Adjustable soft-start;Hiccup current limiting;Frequency synchronization;Output voltage differential sensing;Built-in LDO regulator;Operating status indication;Overcurrent Protection

9mA

-40℃~+125℃@(TJ)

Yes

View other suppliers' inventory on LCSC

TL494CPWR

C163520

325

In Stock

5+	$0.1656
50+	$0.1617
150+	$0.1591
500+	$0.1565

LCSC-Reels Available

Ext. Price: $0.83

Full Reel: 2,000

200mA 2 TSSOP-16 DC DC Switching Controllers RoHS

TSSOP-16

Tape & Reel (TR)

7V~40V

1kHz~300kHz

Push-Pull

Frequency synchronization;External compensation

9mA

200mA

0℃~+70℃

View other suppliers' inventory on LCSC

UCC28C44QDRQ1

C2866195

In Stock

1+	$2.2746
10+	$2.2179
30+	$2.1801
100+	$2.1422

LCSC-Reels Available

Ext. Price: $2.27

Full Reel: 2,500

1A 18V SOIC-8 DC DC Switching Controllers RoHS

SOIC-8

Tape & Reel (TR)

9V~18V

18V

1MHz

Flyback

Under-voltage lockout;Under Voltage Protection;Over Current Protection

-40℃~+125℃

50%

PWM Modulation

Secondary-Side Feedback

View other suppliers' inventory on LCSC

ISL6722AARZ-T

C2658827

RENESAS

In Stock

Discontinued

1+	$1.5275
10+	$1.4935
30+	$1.4688
100+	$1.4456

Ext. Price: $1.53

Full Reel: 6,000

1A QFN-16-EP(3x3) DC DC Switching Controllers RoHS

QFN-16-EP(3x3)

Tape & Reel (TR)

9V~18V

1MHz

Boost;Flyback

Soft-start;Over Voltage Protection;Over Current Protection;Under Voltage Protection

-40℃~+105℃

75%

PWM Modulation

Secondary-Side Feedback

View other suppliers' inventory on LCSC

ISL6721AARZ-T

C2658609

RENESAS

In Stock

Discontinued

1+	$3.1853
10+	$3.1064
30+	$3.0549
100+	$3.0018

Ext. Price: $3.19

Full Reel: 6,000

1A QFN-16-EP(3x3) DC DC Switching Controllers RoHS

QFN-16-EP(3x3)

Tape & Reel (TR)

9V~18V

1MHz

Boost;Flyback

Soft-start;Over Voltage Protection;Over Current Protection;Under Voltage Protection;Overtemperature protection (OTP)

-40℃~+105℃

75%

PWM Modulation

Secondary-Side Feedback

View other suppliers' inventory on LCSC

TPS43000PWR

C2658036

In Stock

1+	$5.8012
10+	$4.9482
30+	$4.4296
100+	$3.9938

LCSC-Reels Available

Ext. Price: $5.8

Full Reel: 2,000

1 800mV~8V TSSOP-16 DC DC Switching Controllers RoHS

TSSOP-16

Tape & Reel (TR)

1.8V~9V

800mV~8V

1MHz

Boost;Step-down type

Buck;Boost;Buck-Boost;Flyback;SEPIC

Cycle-by-cycle current limiting;Hiccup current limiting;Light load efficient mode;Frequency synchronization

1.4mA

-40℃~+85℃@(TA)

Yes

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