Datasheet

FB
Vin
SW
2
1
3
5
4
SHDN
1
R
2
R
2
C
Vin
1
L
3
R
1
C
CTRLDIM-
1
D
LM2735
www.ti.com SNVS485F –JUNE 2007–REVISED APRIL 2013
LM2735X SOT-23 LED Design Example 14
Figure 51. LM2735X (1.6MHz): Vin = 2.7V - 5V, Vout = 20V @ 50mA
Part ID Part Value Manufacturer Part Number
U1 2.1A Boost Regulator TI LM2735XMF
C1 Input Cap 22µF, 6.3V, X5R TDK C2012X5R0J226M
C2 Output Cap 4.7µF, 25V, X5R TDK C3216JB1E475K
D1, Catch Diode 0.4V
f
Schottky 500mA, 30V
R
Vishay MBR0530
L1 15µH 1.5A Coilcraft MSS5131-153ML
R1 25.5Ω, 1% Vishay CRCW080525R5F
R2 100Ω, 1% Vishay CRCW08051000F
R3 100kΩ, 1% Vishay CRCW06031003F
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