LM3552SD/NOPB National Semiconductor, LM3552SD/NOPB Datasheet - Page 7
![IC LED DRIVER PHOTO FLASH 14-LLP](/photos/7/34/73425/pkg_sda14b_sml.jpg)
LM3552SD/NOPB
Manufacturer Part Number
LM3552SD/NOPB
Description
IC LED DRIVER PHOTO FLASH 14-LLP
Manufacturer
National Semiconductor
Series
PowerWise®r
Type
Photo Flash LEDr
Datasheet
1.LM3552SDNOPB.pdf
(16 pages)
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
LM3552SDNOPB
LM3552SDNOPBTR
LM3552SDNOPBTR
LM3552SDTR
Ch1 = V
Ch1 = V
Typical Switching Waveform
Sharp LED in Flash Mode
Start-Up Waveform
SD
SW
Sharp LED
, Ch3 = I
, Ch3 = I
LED
LED
, Ch4 = I
, Ch4 = I
20151232
20151233
IN
L
7
Ch1 = V
Start-Up Waveform
SD
Lumiled LED
, Ch3 = I
LED
, Ch4 = I
20151235
IN
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