KA3843B

ON Semiconductor / Fairchild
KA3843B
Obsolete
KA3843B- - Element14 FAIRCHILD SEMICONDUCTOR KA3843B IC, PWM CONTROLLER, 30V, DIP-8 - Farnell IC REG CTRLR 8DIP - Digikey See more descriptions See less descriptions

Case/Package	PDIP
Clock Sync	No
Duty Cycle	100%
Fall Time	35ns
Frequency	500kHz
Height	3.3mm
Lead Free	Lead Free
Length	10.15mm
Max Duty Cycle	100%
Max Operating Temperature	70°C
Min Operating Temperature	0°C
Max Supply Current	17mA
Max Supply Voltage	30V
Min Supply Voltage	7V
Mount	Through Hole
Number of Output Phases	1
Number of Outputs	1
Number of Pins	8
Operating Supply Current	17mA
Output Configuration	Positive
Output Current	1A
Output Voltage	5V
Package Quantity	50
Packaging	Rail/Tube
Power Dissipation	1.2W
Radiation Hardening	No
Reach SVHC Compliant	No
Rise Time	45ns
RoHS Compliant	Yes
Switching Frequency	500kHz
Synchronous Rectifier	Yes
Weight	0.851g
Width	6.35mm

Verical

Datasheet (pdf, 120.2 KB)

Digikey

Datasheet (pdf, 120.2 KB)

Element14

Datasheet (pdf, 120.2 KB)

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Authorized Distributors

Rochester Electronics - KA3843B

$0.2925

Buy

Stock

Break

US: 4

1	$0.2925
10	$0.2925
100	$0.2749
1000	$0.2486

Verical - KA3843B

Buy

Stock

Break

US: 109,944

Element14 - 1013832

S$1.08

Buy

Stock

Break

SG: 0

1	S$1.08
10	S$0.79
100	S$0.596
1000	S$0.445

Farnell - 1013832

£0.219

Buy

Stock

Break

GB: 0

1	£0.219
10	£0.219
100	£0.179
1000	£0.176

Associate Distributors

Weyland Electronics Group Pte. Ltd. - KA3843B

€0.273

Buy

Stock

Break

SG: 33,871

1	€0.273
10	€0.273
100	€0.273
1000	€0.273

Worldway Electronics - KA3843B

$0.1965

Buy

Stock

Break

HK: 16,060

10	$0.1965
100	$0.1905
1000	$0.1805

Heisener Electronics - KA3843B

$0.2653

Buy

Stock

Break

CN: 5,834

1	$0.2653
10	$0.2653
100	$0.2653
1000	$0.2653

Lucentia Tech - KA3843B

$0.2482

Buy

Stock

Break

US: 71,514

1	$0.2482
10	$0.2358
100	$0.2234
1000	$1.08

Ampacity Systems - KA3843B

$0.248

Buy

Stock

Break

MY: 71,515

1	$0.248
10	$0.248
100	$0.248
1000	$0.248

Aztech - KA3843B

$15.9083

Buy

Stock

Break

IT: 3,990

1	$15.9083
10	$15.9083
100	$15.9083
1000	$15.9083

RX Electronics Limited - KA3843B

$0.202

Buy

Stock

Break

CN: 1,997

100	$0.202
1000	$0.196

Corohmni - KA3843B

$0.2322

Buy

Stock

Break

US: 427

1	$0.2322
10	$0.2322
100	$0.2322
1000	$0.2322

Vigor Components - KA3843B

$0.28

Buy

Stock

Break

SG: 152,400

1	$0.28
10	$0.28
100	$0.28
1000	$0.28

Bettlink - KA3843B

$0.2797

Buy

Stock

Break

HK: 129,532

1	$0.2797
10	$0.2543
100	$0.2333
1000	$0.2019

Chipsmall Limited - KA3843B

$0.4366

Buy

Stock

Break

CN: 100,000

1	$0.4366
10	$0.2911
100	$0.1746
1000	$0.1455

Tactical IC USA - KA3843B

Buy

Stock

Break

US: 50,000

CXDA Electronics - KA3843B

$0.27

Buy

Stock

Break

HK: 39,969

10	$0.27
100	$0.23
1000	$0.23

SHENGYU ELECTRONICS - KA3843B

$0.30

Buy

Stock

Break

CN: 24,389

1	$0.30
10	$0.294
100	$0.285
1000	$0.276

YIC International - KA3843B

$0.79

Buy

Stock

Break

HK: 23,870

1	$0.79
10	$0.693
100	$0.531
1000	$0.336

Lixinc - KA3843B

$0.28

Buy

Stock

Break

CN: 5,589

1	$0.28
10	$0.28
100	$0.28
1000	$0.28

Semicontronic - KA3843B

$8.017

Buy

Stock

Break

US: 541

1	$8.017
10	$8.017
100	$8.017
1000	$8.017

DigiKey Marketplace - 2156-KA3843B-ND

$0.30

Buy

Stock

Break

US: 142,676

1000

$0.30

Origin Data Global Limited - KA3843B

$0.26

Buy

Stock

Break

CN: 35,105

1000

$0.26

Bison Technologies - KA3843B-285987

$0.18

Buy

Stock

Break

CN: 2,291

100	$0.18
1000	$0.18

Quest - KA3843B

$0.5874

Buy

Stock

Break

US: 12

1	$0.5874
10	$0.4895
100	$0.4895
1000	$0.4895

Decca Corp - KA3843B

Buy

Stock

Break

PL: 2,000

XingHuan International - KA3843B

Buy

Stock

Break

CN: 17,093

Lingto Electronic Ltd. - KA3843B

$0.28

Buy

Stock

Break

CN: 38,576

1	$0.28
10	$0.266
100	$0.252
1000	$0.2492

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