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RICOH/Sub PMU & White LED Driver

Real time clock

Analog one chip

Sub PMU & White LED Driver

合作企业

Sub PMU & White LED Driver

Sub PMU

Part	Package / Dimensions	Vin (V)	I/F	Product Outline			Data Sheet [PDF]
Part	Package / Dimensions	Vin (V)	I/F	DC/DC	LDO	Charger	Data Sheet [PDF]
RN5T562	QFN16 3x3x0.8(mm)	3.1 to 4.5	GPIO	1	2	no	RN5T562
RN5T561	QFN16 3x3x0.8(mm)	3.3 to 4.5	I2C	1	4	no	RN5T561
RN5T564	QFN28 4x4x0.8(mm)	3.1 to 4.5	I2C	2	5	no	RN5T564
RN5T614	QFN0606-48	1.7V-3.4V	I2C	3	8	no	RN5T614

White LED Driver

Part

Package /
Dimensions

Vin (V)

I/F

Product Outline

LED Driver / Charge Pump

Data
Sheet
[PDF]

Buck
DCDC

LDO

Charge
Pump

Main

Sub

Flash

Step

Mode

QFN16
3x3x0.8(mm)

2.7 to 4.5

Single-Wire

-

-

1

4
(20mA)

2
(20mA)

-

16

1x / 1.5x/ 2x

QFN20
3x3x0.8(mm)

2.7 to 4.5

Single-Wire

-

2

1

4
(20mA)

-

-

16

1x / 1/5x

QFN20
3x3x0.8(mm)

3.0 to 5.2

Single-Wire

-

2

1

4
(20mA)

-

-

32

1x / 1.33x / 1.5x

QFN20
3x3x0.8(mm)

3.0 to 5.2

Single-Wire

-

2

1

5
(20mA)

-

-

32

1x / 1.33x / 1.5x

QFN28
4x4x0.8(mm)

2.7 to 5.2

I2C

-

2

1

4
(25mA)

2
(25mA)

1
(300mA)

32

1x / 1.5x / 2x

QFN28
4x4x0.8(mm)

2.7 to 5.2

I2C

1

2

1

4
(25mA)

2
(25mA)

1
(300mA)

32

1x / 1.5x / 2x

Symbol	White LED number	Package	UVLO Detector Threshold	UVLO Released Voltage	CE pin input is ”H” (Duty=100%)	Recommend inductor
R1201	Up to 6 serial	SOT-23-6 DFN(PLP)1820-6	1.6V	UVLO+0.1V, MAX=1.8V	ILED=VFB / R1	10uH~22uH