UC1844A datasheet(6/31 Pages) TI1

부품명	UC1844A

상세설명	QML Class V, Current-Mode PWM Controller

Download	31 Pages

Scroll/Zoom	100%

제조업체	TI1 [Texas Instruments]

홈페이지	http://www.ti.com

Logo

6 / 31 page

UC1842A-SP, UC1843A-SP, UC1844A-SP

SLUS872D – JANUARY 2009 – REVISED MAY 2015

www.ti.com

Electrical Characteristics (continued)

VCC = 15 V

(1), R

T = 10 kΩ, CT = 3.3 nF, TA = TJ = –55°C to 125°C (unless otherwise noted)

(2)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Rise time

CL = 1 nF, TJ = 25°C

(3)

50

150

ns

Fall time

CL = 1 nF, TJ = 25°C

(3)

50

150

ns

UVLO saturation

VCC = 5 V, ISINK = 10 mA

0.7

1.2

V

UNDERVOLTAGE LOCKOUT

UC1842A, UC1844A

15

16

17

Start threshold

V

UC1843A

7.8

8.4

9

UC1842A, UC1844A

9

10

11

Minimum operation voltage after turn-on

V

UC1843A

7

7.6

8.2

PWM

UC1842A, UC1843A

94%

96%

100%

Maximum duty cycle

UC1844A

47%

48%

50%

Minimum duty cycle

0%

TOTAL STANDBY CURRENT

Start-up current

0.3

0.5

mA

Operating supply current

VFB = VISENSE = 0 V

11

17

mA

VCC Zener voltage

ICC = 25 mA

30

34

V

6

Submit Documentation Feedback

Product Folder Links: UC1842A-SP UC1843A-SP UC1844A-SP

유사한 부품 번호 - UC1844A

제조업체	부품명	데이터시트	상세설명
Texas Instruments	UC1844A	517Kb / 11P	[Old version datasheet] Current Mode PWM Controller
Microsemi Corporation	UC1844A	227Kb / 8P	CURRENT MODE PWM CONTROLLER
Texas Instruments	UC1844A	425Kb / 11P	[Old version datasheet] CURRENT-MODE PWM CONTROLLER
	UC1844A	517Kb / 7P	[Old version datasheet] Current Mode PWM Controller
	UC1844A	3Mb / 29P	[Old version datasheet] Current Mode PWM Controller

More results

유사한 설명 - UC1844A

제조업체	부품명	데이터시트	상세설명
Texas Instruments	UC1842A-SP	964Kb / 30P	[Old version datasheet] QML Class V, Current-Mode PWM Controller
	UC1843-SP	283Kb / 13P	[Old version datasheet] QML CLASS V, CURRENT-MODE PWM CONTROLLER
	UC1843B-SP	3Mb / 27P	[Old version datasheet] QML Class V, Radiation Hardened Current-Mode PWM Controller
	UC1845A-SP	938Kb / 28P	[Old version datasheet] QML Class V, Radiation Hardened Current-Mode PWM Controller
	UC1842A-SP	650Kb / 15P	[Old version datasheet] QML CLASS V, CURRENT-MODE PWM CONTROLLERS
	UC1843B-SP	3Mb / 31P	[Old version datasheet] UC1843B-SP QML Class V, Radiation Hardened Current-Mode PWM Controller
	UC1845A-SP	874Kb / 28P	[Old version datasheet] UC1845A-SP QML Class V, Radiation Hardened Current-Mode PWM Controller
	UC1843B-SP	3Mb / 27P	[Old version datasheet] UC1843B-SP QML Class V, Radiation Hardened Current-Mode PWM Controller
	UC1846-SP	631Kb / 15P	[Old version datasheet] RAD-TOLERANT CLASS-V, CURRENT-MODE PWM CONTROLLER
	SE555-SP	355Kb / 18P	[Old version datasheet] QML CLASS V PRECISION TIMER

More results

UC1844A 데이터시트(PDF) 6 Page - Texas Instruments

UC1844A 데이터시트(HTML) 6 Page - Texas Instruments

유사한 부품 번호 - UC1844A

유사한 설명 - UC1844A

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

데이터시트 다운로드

링크 URL