RT9301GJ8 Richtek USA Inc, RT9301GJ8 Datasheet - Page 2

• Manufacturer Part Number: RT9301GJ8
• Description: IC LED DVR 3CH RGB TSOT23-8
• Manufacturer: Richtek USA Inc

Specifications of RT9301GJ8

• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: RGB, White LED
• Mounting Type: Surface Mount
• Number Of Outputs: 3
• Voltage - Supply: 2.8 V ~ 5.5 V
• Package / Case: SOT-23-8 Thin, TSOT-23-8
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Topology: -
• Frequency: -
• Voltage - Output: -

RT9301
www.richtek.com
2
Typical Application Circuit
GPIO (V) I
1.8
2.8
GPIO
LED
OFF
V
BAT
ON
GPIO
15
20
15
20
I
LED1
(mA)
GPIO
Figure 1. Application circuit for RGB LED
V
V
V
Figure 2. Application Circuit for Backlight
Figure 3. Application Circuit for Keypad
~
SET1
SET2
SET3
3
V
1uF
BAT
R
R
R
R
800
V
SET
SET2
SET1
SET3
R
BAT
R
R
101
48
36
76
SET2
SET3
SET1
R
R
R
I x
SET2
SET1
SET3
(k )
SET1
1u F
ISET1
ISET2
ISET3
1uF
VIN
ISET1
ISET2
ISET3
~
Nearest Standard Values for R
VIN
ISET1
ISET2
ISET3
3
VIN
LED1
800
RT9301
LED1
LED1
GND
RT9301
x
RT9301
LED2
GND
V
GND
SET
LED2
LED2
R
LED3
SET1
1
~
47.5
3
100
LED3
36
75
LED3
~
0.9V
3
SET
(k )
DS9301-04 June 2009