RT9186A-25PF datasheet(7/13 Pages) RICHTEK

Part #	RT9186A-25PF

Description	Low Profile 500mA LDO with Enable and Power Good/Reset

Download	13 Pages

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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7 / 13 page

RT9186A/B

7

DS9186AB-10 August 2007

www.richtek.com

Typical Operating Characteristics

CIN = 1uF(X7R Ceramic), COUT = 10uF(Y5V Ceramic), TA = 25

°C, unless otherwise specified.

Short Circuit Current Limit vs. Temperature

1.40

1.45

1.50

1.55

1.60

-50

-25

0

25

50

75

100

125

Temperature

VEN = VIN = 3.3V

VOUT = 1.8V

RL = 0

Ω

(

°C)

Time (1 ms/Div)

VEN = VIN = 3.3V

VOUT = 1.8V

RL = 0

Ω

2

1.5

1

0.5

0

Short Circuit Current Limit

Input Voltage vs. Output Voltage

0

0.5

1

1.5

2

2.5

3

3.5

2

2.7

3.4

4.1

4.8

5.5

Input Voltage (V)

No Load

ILOAD = 500mA

VOUT = 3.3V

Output Voltage vs. Input Voltage

Output Voltage vs. Temperature

1.7

1.9

2.1

2.3

2.5

2.7

2.9

3.1

3.3

-50

-25

0

25

50

75

100

125

Temperature

VOUT = 2.5V

VOUT = 1.8V

VOUT = 3.3V

VEN = VIN = 5V

RL=

(

°C)

∞

Quiescent Current vs. Temperature

130

150

170

190

210

230

-50

-25

0

25

50

75

100

125

Temperature

VEN = VIN = 3.3V

VOUT = 1.8V

RL=

(

°C)

∞

Dropout Voltage vs. Load Current

0

50

100

150

200

250

0

100

200

300

400

500

Load Current (mA)

VOUT = 2.5V

TJ = 125

°C

TJ =

−40°C

TJ = 25

°C

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