LM3552SD/NOPB National Semiconductor, LM3552SD/NOPB Datasheet - Page 13

• Manufacturer Part Number: LM3552SD/NOPB
• Description: IC LED DRIVER PHOTO FLASH 14-LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Photo Flash LEDr

Specifications of LM3552SD/NOPB

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Flash/Torch
• Type - Secondary: White LED
• Frequency: 900kHz ~ 1.6MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 10.6 V ~ 12.4 V
• Mounting Type: Surface Mount
• Package / Case: 14-LLP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Efficiency: 93%
• For Use With: LM3552SDEV - BOARD EVALUATION LM3552SD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM3552SD; LM3552SDNOPB; LM3552SDNOPBTR; LM3552SDNOPBTR; LM3552SDTR

Application Examples
TYPICAL CONFIGURATIONS
Note 18: Please refer to the RECOMMENDED MINIMUM COMPONENT section of the datasheet for more information.
I
TORCH
I
TORCH
SHARP GM5BW05340A
LUMILED LXCL-PWF1
R
R
= 200mA, I
T
= 75mA, I
T
= 5.6Ω, R
= 17Ω, R
13
FLASH
FLASH
F
F
= 6.5Ω
= 2.2Ω
= 250mA
= 700mA
20151215
20151216
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