UC2842B datasheet(6/22 Pages) ONSEMI

No de pièce	UC2842B

Description	High Performance Current Mode Controllers

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Fabricant	ONSEMI [ON Semiconductor]

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UC3842B, UC3843B, UC2842B, UC2843B

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6

Figure 8. Error Amp Open Loop Gain and

Phase versus Frequency

Figure 9. Current Sense Input Threshold

versus Error Amp Output Voltage

Figure 10. Reference Voltage Change

versus Source Current

Figure 11. Reference Short Circuit Current

versus Temperature

-20

10 M

10

f, FREQUENCY (Hz)

Gain

Phase

VCC = 15 V

VO = 2.0 V to 4.0 V

RL = 100 K

TA = 25°C

0

30

60

90

120

150

180

100

1.0 k

10 k

100 k

1.0 M

0

20

40

60

80

100

0

VO, ERROR AMP OUTPUT VOLTAGE (V)

0

0.2

0.4

0.6

0.8

1.0

1.2

2.0

4.0

6.0

8.0

VCC = 15 V

TA = 25°C

TA = -55°C

TA = 125°C

VCC = 15 V

TA = -55°C

TA = 25°C

-16

0

Iref, REFERENCE SOURCE CURRENT (mA)

20

40

60

80

100

120

-12

-8.0

-4.0

0

-20

-24

TA = 125°C

VCC = 15 V

RL ≤ 0.1 W

50

-55

TA, AMBIENT TEMPERATURE (°C)

-25

0

25

50

75

100

125

70

90

110

Figure 12. Reference Load Regulation

Figure 13. Reference Line Regulation

2.0 ms/DIV

VCC = 15 V

IO = 1.0 mA to 20 mA

TA = 25°C

VCC = 12 V to 25

TA = 25°C

Numéro de pièce similaire - UC2842B

Fabricant	No de pièce	Fiches technique	Description
ON Semiconductor	UC2842B	295Kb / 20P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS July, 2011 ??Rev. 15
Guangdong Youtai Semico...	UC2842B	832Kb / 9P	Low Start-Up and Operating Current
STMicroelectronics	UC2842B	135Kb / 15P	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
Guangdong Youtai Semico...	UC2842B	779Kb / 7P	Low Start-Up and Operating Current
STMicroelectronics	UC2842B	135Kb / 15P	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

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Description similaire - UC2842B

Fabricant	No de pièce	Fiches technique	Description
Motorola, Inc	UC3842B	401Kb / 16P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS
Freescale Semiconductor...	MC34129EF	444Kb / 16P	high performance current mode controllers
ON Semiconductor	UC3844BNG	399Kb / 19P	High Performance Current Mode Controllers August, 2013 ??Rev. 11
	UC3845BDR2G	387Kb / 19P	High Performance Current Mode Controllers December, 2012 ??Rev. 11
	UC3845BVDG	399Kb / 19P	High Performance Current Mode Controllers August, 2013 ??Rev. 11
	UC3845BVDR2G	399Kb / 19P	High Performance Current Mode Controllers August, 2013 ??Rev. 11
	UC3844BVDG	399Kb / 19P	High Performance Current Mode Controllers August, 2013 ??Rev. 11
Unisonic Technologies	UC3842B	518Kb / 11P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS
Motorola, Inc	UC3844	376Kb / 14P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS
ON Semiconductor	UC3842A	399Kb / 14P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 1996 REV 1
ON Semiconductor	UC3844	376Kb / 14P	HIGH PERFORMANCE CURRENT MODE CONTROLLERS 1996 REV 1

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UC2842B Fiches technique(PDF) 6 Page - ON Semiconductor

UC2842B Fiches technique(HTML) 6 Page - ON Semiconductor

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