CS52843EDR14 datasheet(5/9 Pages) ONSEMI

部件名	CS52843EDR14

功能描述	Current Mode PWM Control Circuit

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制造商	ONSEMI [ON Semiconductor]

网页	http://www.onsemi.com

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CS52843

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TYPICAL PERFORMANCE CHARACTERISTICS

900

800

700

600

500

400

300

200

100

.0005

.001

.002

.003

.005

.01

.02 .03 .04 .05

CT (μF)

100

90

80

70

60

50

40

30

20

10

RT (Ω)

Figure 2. Oscillator Frequency vs CT

Figure 3. Oscillator Duty Cycle vs RT

RT = 680 Ω

RT = 1.5 kΩ

RT = 10 kΩ

VREF

COMP

VCC

VOUT

GND

VFB

Sense

OSC

CT

VREF

VCC

VOUT

GND

A

0.1 μF

1.0 kΩ

2N2222

RT

100 kΩ

5.0 kΩ

Sense

Adjust

4.7 kΩ

1.0 kΩ

Error Amp

Adjust

4.7 kΩ

Figure 4. Test Circuit Open Loop Laboratory Test Fixture

1.0 W

CIRCUIT DESCRIPTION

类似零件编号 - CS52843EDR14

制造商	部件名	数据表	功能描述
Cherry Semiconductor Co...	CS52843EDR14	147Kb / 6P	Current Mode PWM Control Circuit

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类似说明 - CS52843EDR14

制造商	部件名	数据表	功能描述
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