RT8036DGQW 데이터 시트보기 (PDF) - Richtek Technology

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RT8036DGQW

One Step Down DC/DC Converter and Four Linear Regulators with Individual On/Off Control

Richtek Technology 

RT8036

Typical Operating Characteristics

For Buck

Efficiency vs. Output Current

100

90

VINB = 3.6V

80

70

VINB = 5V

60

50

40

30

20

10

0

0.001

VOUTB = 1.2V, COUT = 10uF, L = 2.2H

0.01

0.1

1

Output Current (A)

Output Voltage vs. Temperature

1.25

1.24

1.23

1.22

1.21

1.20

1.19

1.18

1.17

1.16

1.15

VINB = 3.6V, IOUTB = 0A

-40 -25 -10 5 20 35 50 65 80 95 110 125

Temperature (°C)

EN Threshold vs. Input Voltage

1.6

1.5

1.4

1.3

1.2

1.1

1.0

Rising

0.9

0.8

Falling

0.7

0.6

0.5

0.4

2.5 2.8 3.1 3.4 3.7

VOUTB = 1.2V, IOUTB = 0A

4 4.3 4.6 4.9 5.2 5.5

Input Voltage (V)

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6

1.220

1.218

1.216

1.214

1.212

1.210

1.208

1.206

1.204

1.202

1.200

0

Output Voltage vs. Output Current

VINB = 3.6V

VINB = 5V

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Output Current (A)

UVLO Threshold vs. Temperature

2.1

2.0

Rising

1.9

1.8

1.7

1.6

Falling

1.5

1.4

VOUTB = 1.2V, IOUTB = 0A

1.3

-40 -25 -10 5 20 35 50 65 80 95 110 125

Temperature (°C)

EN Threshold vs. Temperature

1.6

1.5

1.4

1.3

1.2

1.1

1.0

Rising

0.9

0.8

Falling

0.7

0.6

0.5

0.4

-40 -25 -10

VINB = 3.6V, VOUTB = 1.2V, IOUTB = 0A

5 20 35 50 65 80 95 110 125

Temperature (°C)

DS8036-02 April 2011

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