RT9361AGE Richtek USA Inc, RT9361AGE Datasheet - Page 2

• Manufacturer Part Number: RT9361AGE
• Description: IC DC-DC CONV CHRG PUMP SOT23-6
• Manufacturer: Richtek USA Inc

Specifications of RT9361AGE

• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: White LED
• Mounting Type: Surface Mount
• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 1
• Frequency: 800kHz ~ 1.3MHz
• Voltage - Supply: 2.8 V ~ 5 V
• Voltage - Output: 5V
• Package / Case: SOT-23-6
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RT9361A/B
Functional Pin Description
Function Block Diagram
www.richtek.com
2
Typical Application Circuit
T/SOT-23-6
RT9361A
RT9361B
Part No.
1
2
3
4
5
6
Pin Number
Exposed Pad (7)
WDFN-6L 2x2
I
I
I
I
OUT
OUT
OUT
OUT
5,
< 60mA @ V
< 110mA @ V
< 80mA @ V
< 150mA @ V
6
4
3
2
1
Application Configuration
2.8V to V
V
EN
IN
V
IN
VOUT
GND
EN
CN
CP
Pin Name
VIN
OUT
IN
IN
+
IN
IN
> 3.2V,
> 3.2V,
1MHz
> 3.2V,
> 3.2V,
OSC
Disconnect
Reference
Voltage
Load
C
CP CN
IN
Output Voltage
Ground. The exposed pad must be soldered to a large PCB and
connected to GND for maximum power dissipation.
Chip Enable (Active High)
Power Input Voltage
Flying Capacitor Positive Terminal
Flying Capacitor Negative Terminal
5
3
CP
VIN
EN
RT9361A/B
6
C
GND
PUMP
2
Current
VOUT
Bias
CN
4
+
-
1
C
C
1 or 2.2
1 or 2.2
OUT
V
Protection
IN
REF
10
10
Circuit
Short
(μF)
LED
R
Pin Function
LED LED
R
C
V
GND
OUT
R
PUMP
DS9361A/B-12
0.22
0.22
1
1
(μF)
C
September 2009
1 or 2.2
1 or 2.2
OUT
10
10
(μF)