LP5521TMX/NOPB National Semiconductor, LP5521TMX/NOPB Datasheet - Page 4

• Manufacturer Part Number: LP5521TMX/NOPB
• Description: IC LED DRIVER RGB 25-USMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: RGB LED Driverr

Specifications of LP5521TMX/NOPB

• Constant Current: Yes
• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 3
• Internal Driver: Yes
• Type - Primary: Backlight, Light Management Unit (LMU)
• Type - Secondary: RGB
• Frequency: 1.25MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 4.55V
• Mounting Type: Surface Mount
• Package / Case: 20-MicroSMD
• Operating Temperature: -30°C ~ 85°C
• Current - Output / Channel: 25.5mA
• Internal Switch(s): Yes
• Efficiency: 95%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP5521TMX

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Pin #
Pin Descriptions LP5521TM
A: Analog Pin, G: Ground Pin, P: Power Pin, I: Input Pin, I/O: Input/Output Pin, O: Output Pin, OD: Open Drain Pin
1C
1D
2C
2D
3C
3D
4C
4D
1A
1B
1E
2A
2B
2E
3A
3B
3E
4A
4B
4E
ADDR_SEL1
ADDR_SEL0
CLK_32K
CFLY2N
CFLY1N
CFLY2P
CFLY1P
Name
VOUT
TRIG
GPO
GND
VDD
GND
SDA
SCL
INT
EN
G
R
B
OD/O
Type
I/OD
I/OD
O
G
G
A
A
A
A
A
A
A
A
P
I
I
I
I
I
Current source output
Current source output
Current source output
I
I
Charge pump output
I
I
General purpose output
Chip enable
Negative terminal of charge pump fly capacitor 2
Negative terminal of charge pump fly capacitor 1
Ground
32 kHz clock input
Interrupt output / General Purpose Output
Positive terminal of charge pump fly capacitor 2
Positive terminal of charge pump fly capacitor 1
Power supply pin
Ground
Trigger input/output
2
2
2
2
C Serial interface clock input
C Serial interface data input/output
C address select input
C address select input
4
Description