CS2842ALN8 datasheet(3/6 Pages) CHERRY

部品番号	CS2842ALN8

部品情報	Off-Line Current Mode PWM Control Circuit with Undervoltage Lockout

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メーカー	CHERRY [Cherry Semiconductor Corporation]

ホームページ	http://www.cherrycorp.com/

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3

Electrical Characteristics: continued

CS2842A/CS2843A

CS3842A/CS3843A

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX UNITS

CS2842A

CS3842A

CS2843A/CS3843A

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX MIN

TYP

MAX UNITS

Notes:

1. Adjust VCC above the start threshold before setting at 15V.

3. Parameter measured at trip point of latch with VFB=0.

2.These parameters, although guaranteed, are not 100% tested in production.

4. Gain defined as:

A =

; 0 ≤ VSense ≤ 0.8V.

∆VCOMP

∆VSense

s

Under-Voltage Lockout Section

Start Threshold

15

16

17

14.5

16.0 17.5

7.8

8.4

9.0

V

Min. Operating

After Turn On

9

10

11

8.5

10.0 11.5

7.0

7.6

8.2

V

Voltage

s

Output Section: continued

Rise Time

TJ = 25˚C, CL = 1nF (Note 2)

50

150

50

150

ns

Fall Time

TJ = 25˚C, CL = 1nF (Note 2)

50

150

50

150

ns

Output Leakage

UVLO Active, VOUT = 0

-0.01

-10.00

-0.01 -10.00 µA

s

Total Standby Current

Start-Up Current

0.5

1.0

0.5

1.0

mA

Operating Supply Current

VFB = VSense = 0V, RT = 10kΩ, CT = 3.3nF 11

17

11

17

mA

VCC Zener Voltage

ICC = 25mA

34

V

Package Pin Description

PACKAGE PIN #

PIN SYMBOL

FUNCTION

8L PDIP/SO

14L SO Narrow

1

COMP

Error amp output, used to compensate error amplifier

23

VFB

Error amp inverting input

3

5

Sense

Noninverting input to Current Sense Comparator

4

7

OSC

Oscillator timing network with Capacitor to Ground, resistor

to VREF

5

8

Gnd

Ground

9

Pwr Gnd

Output driver Ground

610

VOUT

Output drive pin

11

VCCPwr

Output driver positive supply

712

VCC

Positive power supply

814

VREF

Output of 5V internal reference

2,4,6,13

NC

No Connection

同様の部品番号 - CS2842ALN8

メーカー	部品番号	データシート	部品情報
ON Semiconductor	CS2842ALN8	273Kb / 10P	Off-Line Current Mode PWM Control Circuit with Undervoltage Lockout July, 2006 ??Rev. 4

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同様の説明 - CS2842ALN8

メーカー	部品番号	データシート	部品情報
ON Semiconductor	CS2842A	273Kb / 10P	Off-Line Current Mode PWM Control Circuit with Undervoltage Lockout July, 2006 ??Rev. 4
Cherry Semiconductor Co...	CS3842B	154Kb / 6P	Off-Line Current Mode PWM Control Circuit Off-Line Current Mode PWM Control Circuit
ON Semiconductor	CS3842B	68Kb / 8P	Off-Line Current Mode PWM Control Circuit December, 2001 - Rev. 4
STMicroelectronics	STIPN2M50-H	990Kb / 21P	Undervoltage lockout February 2017 Rev 4
Cherry Semiconductor Co...	CS52843	147Kb / 6P	Current Mode PWM Control Circuit
ON Semiconductor	CS52843	240Kb / 9P	Current Mode PWM Control Circuit July, 2006 ??Rev. 4
	CS3845B	63Kb / 8P	Current Mode PWM Control Circuit December, 2001 - Rev. 7
	CS2844	162Kb / 12P	Current Mode PWM Control Circuit June, 2001 ??Rev. 3
STMicroelectronics	STIPN2M50T-HL	1,003Kb / 23P	Undervoltage lockout February 2017 Rev 4
STMicroelectronics	STGIPS10C60T-H	635Kb / 19P	Undervoltage lockout April 2015 Rev 2