LM3405XEVAL National Semiconductor, LM3405XEVAL Datasheet - Page 2

• Manufacturer Part Number: LM3405XEVAL
• Description: BOARD EVALUATION LM3405X
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3405XEVAL

• Current - Output / Channel: 1A
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 0.2 ~ 13.5 V
• Features: Dimmable
• Voltage - Input: 3 ~ 15V
• Utilized Ic / Part: LM3405
• Kit Contents: Board, Datasheet
• Svhc: No SVHC (15-Dec-2010)
• Kit Features: Cycle-by-Cycle Current Limit,
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Part ID
U1
C1
C2
C3
C4
C5
D1
D2
D3
D4
R1
R2
R3
L1
P1
FIGURE 2. PWM Dimming of LEDs
1A constant current buck regulator, TSOT-6
6.8µH, 1.5A, 35mΩ, 6.0 x 6.0 x 2.8mm
Schottky, 30V, 200mA, SOD-323
0.01µF, 16V, X7R, 0805
Schottky, 30V, 1A, SMA
100kΩ, 1/8W, 1%, 0805
1.0kΩ, 1%, 1/8W, 0805
0.1µF, 16V, X7R, 0805
10µF, 25V, X5R, 1206
0.5W, 0.2Ω, 1%, 2010
1µF, 25V, X7R, 1206
1µF, 25V, X5R, 0805
5.1V, 0.35W, SOT23
6-position connector
Not installed
Part Value
30010002
TABLE 1. Bill of Materials
2
FIGURE 3. Average LED Current versus Duty Cycle of
GRM219R71C104KA01D
GRM31CR61E106KA12L
GRM216R61E105KA12D
SLF6028T-6R8M1R5-PF
CRCW0805100KFKEA
CRCW08051K00FKEA
C1206C105K3RACTU
WSL2010R2000FEA
0805YC103KAT2A
MBRA130LT3G
BAT54WS-TP
PWM Dimming Signal at PWM Terminal
Part Number
BZX84C5V1
5535676-5
LM3405
Fairchild Semiconductor
National Semiconductor
Micro Commercial Co.
ON Semiconductor
Manufacturer
Tyco/AMP
Murata
Murata
Murata
Vishay
Vishay
Vishay
Kemet
TDK
AVX
30010003