LM3559TLE/NOPB National Semiconductor, LM3559TLE/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM3559TLE/NOPB
• Description: LM3559
• Manufacturer: National Semiconductor
• Series: -r

Specifications of LM3559TLE/NOPB

• Constant Current: Yes
• Constant Voltage: -
• Topology: High Side, PWM, Step-Up (Boost)
• Number Of Outputs: 2
• Internal Driver: Yes
• Type - Primary: Flash/Torch
• Type - Secondary: White LED
• Frequency: 1.8MHz ~ 2.2MHz
• Voltage - Supply: 2.5 V ~ 5.5 V
• Voltage - Output: -
• Mounting Type: Surface Mount
• Package / Case: 16-UFBGA
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

LED1 and LED2 Connected Together
Indicator Register Bits [2:0] = 0x02
(Upper 5 Flash Brightness Codes)
Switching Frequency vs V
Indicator Current vs V
I
LED
(Flash Mode) vs V
IN
IN
IN
30102863
30102868
30102872
9
LED1 and LED2 Connected Together
Indicator Register Bits [2:0] = 0x00
Indicator Register Bits [2:0] = 0x07
(Middle 5 Flash Brightness Codes)
Indicator Currents vs V
Indicator Current vs V
I
LED
(Flash Mode) vs V
IN
IN
IN
30102867
30102876
30102873
www.national.com