AL3159FSG-7 Diodes Inc, AL3159FSG-7 Datasheet - Page 2

• Manufacturer Part Number: AL3159FSG-7
• Description: Charge Pumps High EFF 2.7V - 5.5V 9-Ch LED 1.2 Mhz
• Manufacturer: Diodes Inc

Specifications of AL3159FSG-7

• Output Current: 270 mA
• Supply Current: 2 mA
• Maximum Operating Temperature: + 85 C
• Package / Case: QFN-20
• Input Voltage: 2.7 V to 5.5 V
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Switching Frequency: 1.2 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pin Descriptions
Functional Block Diagram
AL3159
Document number: DS35048 Rev. 2 - 2
Pin Name
PGND
CTL1
CTL3
CTL2
GND
GND
V
CN
NC
V
CP
D8
D9
D1
D2
D3
D4
D5
D6
D7
OUT
IN
Pin Number
EP PAD
10,19
11
12
13
14
15
16
17
18
20
1
2
3
4
5
6
7
8
9
Current sink input #8. Connected to V
Current sink input #9. Connected to V
Control Pin 1
Control Pin 3
Control Pin 2
Charge Pump Switch Ground
Negative Terminal of Flying Capacitor
Input Power Supply. Requires 2.2µF capacitor between this pin and ground.
Positive Terminal of Flying Capacitor
No-Connect
Charge pump output to drive load circuit. Requires 2.2µF capacitor between this pin
and ground.
Current sink input #1. Connected to V
Current sink input #2. Connected to V
Current sink input #3. Connected to V
Current sink input #4. Connected to V
Current sink input #5. Connected to V
Ground
Current sink input #6. Connected to V
Current sink input #7. Connected to V
Exposed Pad (bottom). Connected to GND directly underneath the package.
www.diodes.com
2 of 10
HIGH EFFICIENCY 1x/2x CHARGE PUMP
Description
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
FOR WHITE LED APPLICATIONS
when un-used.
when un-used.
when un-used.
when un-used.
when un-used.
when un-used.
when un-used.
when un-used.
when un-used.
AL3159
© Diodes Incorporated
January 2011