LM3554TME/NOPB National Semiconductor, LM3554TME/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM3554TME/NOPB
• Description: IC LED DVR PHOTO FLASH 16-USMD
• Manufacturer: National Semiconductor
• Type: Photo Flash LED (I²C Interface)r

Specifications of LM3554TME/NOPB

• Constant Current: Yes
• Topology: High Side, Step-Up (Boost)
• Number Of Outputs: 2
• Internal Driver: Yes
• Type - Primary: Flash/Torch
• Type - Secondary: White LED
• Frequency: 2MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 5V
• Mounting Type: Surface Mount
• Package / Case: 16-MicroSMD
• Operating Temperature: -30°C ~ 85°C
• Current - Output / Channel: 600mA
• Internal Switch(s): Yes
• Efficiency: 90%
• Led Driver Application: LED Backlighting, Portable Electronics
• No. Of Outputs: 2
• Output Current: 1.2A
• Input Voltage: 2.7V To 5.5V
• Dimming Control Type: I2C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM3554TMETR

(Flash Duration Register bits [6:5] = 00,
Active (Non-Switching) Supply Current vs V
Closed Loop Current Limit vs V
Switching Frequency vs V
(V
LED
= 1.5V)
IN
IN
30042089
30042074
(Note
30042085
IN
8))
9
(Flash Duration Register bits [6:5] = 01,
Active (Switching) Supply Current vs V
Closed Loop Current Limit vs V
(V
Shutdown Current vs V
OUT
= 5V, I
(V
HWEN
OUT
= 0V)
= 400mA)
IN
IN
300420101
(Note
30042075
30042086
IN
www.national.com
8) )