LM3502SQX-16/NOPB National Semiconductor, LM3502SQX-16/NOPB Datasheet - Page 12
![IC LED DRIVR WHITE BCKLGT 16-LLP](/photos/6/68/66869/pkg_sqa16a_sml.jpg)
LM3502SQX-16/NOPB
Manufacturer Part Number
LM3502SQX-16/NOPB
Description
IC LED DRIVR WHITE BCKLGT 16-LLP
Manufacturer
National Semiconductor
Series
PowerWise®r
Type
Backlight, White LEDr
Datasheet
1.LM3502SQ-35NOPB.pdf
(18 pages)
Specifications of LM3502SQX-16/NOPB
Topology
PWM, Step-Up (Boost)
Number Of Outputs
2
Internal Driver
Yes
Type - Primary
Backlight
Type - Secondary
White LED
Frequency
800kHz ~ 1.2MHz
Voltage - Supply
2.5 V ~ 5.5 V
Voltage - Output
15 V ~ 15.5 V
Mounting Type
Surface Mount
Package / Case
16-LLP
Operating Temperature
-40°C ~ 85°C
Current - Output / Channel
400mA
Internal Switch(s)
Yes
Efficiency
80%
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM3502SQX-16
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM3502SQX-16/NOPB
Manufacturer:
PMI
Quantity:
6 217
www.national.com
Typical Performance Characteristics
Efficiency: η = P
Current Limit (LM3502-35/44) vs Temperature
Current Limit (LM3502-16) vs V
Current Limit (LM3502-25) vs V
OUT
/P
IN
= [(V
OUT
– V
Fb
) * I
OUT
20131756
IN
IN
20131754
]/[V
20131758
IN
* I
IN
]. T
A
( Circuit in Figure 1: L = DO1608C-223 and D = MBRM140T3.
= 25˚C, unless otherwise stated.) (Continued)
12
Current Limit (LM3502-16) vs Temperature
Current Limit (LM3502-25) vs Temperature
Current Limit (LM3502-35/44) vs V
20131757
20131755
IN
20131729