LM3552SD/NOPB National Semiconductor, LM3552SD/NOPB Datasheet - Page 6
![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
www.national.com
Note 16: I
OUT
measured at 95%× V
LED Torch Current vs. Input Voltage
OVP Trip Voltage vs. Input Voltage
Maximum I
Lumiled Flash LED
OUT
V
OUT
OUT
vs. Input Voltage
(nominal)
= 5V
20151222
20151218
20151217
6
Note 17: I
OUT
measured at 95%× V
Switching Frequency vs. Input Voltage
LED Flash Current vs. Input Voltage
Maximum I
Lumiled Flash LED
V
OUT
OUT
OUT
vs. Input Voltage
= 10V
(nominal)
20151224
20151219
20151221