1.0A Step-Down Switching Regulator
TC2575
Table 2. Inductor Selection Guide
Inductance Current
Schott
Renco
Pulse Engineering
Coilcraft
(µH)
(A)
THT
SMT
THT
SMT
THT
SMT
SMT
68
0.32
0.58
0.99
1.78
0.48
0.82
1.47
0.39
0.66
1.20
0.32
0.55
1.00
0.42
0.80
67143940
67143990
67144070
67144140
67143980
67144060
67144130
–
67144310 RL–1284–68–43 RL1500–68
PE–53804
PE–53812
PE–53821
PE–53830
PE–53804–S
PE–53812–S
PE–53821–S
DO1608–68
DO3308–683
DO3316–683
67144360
67144450
67144520
67144350
67144440
67144510
67144340
67144430
67144500
67144330
67144420
RL–5470–6
RL–5471–5
RL–5471–5
RL–5470–5
RL–5471–4
RL–5471–4
RL–5470–4
RL–5471–3
RL–5471–3
RL–5470–3
RL–5471–2
RL–5471–2
RL–5471–1
RL–5471–1
RL1500–68
RL1500–68
–
PE–53830–S DO5022P–683
100
150
220
330
RL1500–100 PE–53811
RL1500–100 PE–53820
PE–53811–S
PE–53820–S
DO3308–104
DO3316–104
–
PE–53829
PE–53810
PE–53819
PE–53828
PE–53809
PE–53818
PE–53827
PE–53817
PE–53826
PE–53829–S DO5022P–104
RL1500–150
RL1500–150
–
PE–53810–S
PE–53819–S
DO3308–154
DO3316–154
67144050
67144120
67143960
67144040
PE–53828–S DO5022P–154
RL1500–220
RL1500–220
–
PE–53809–S
PE–53818–S
DO3308–224
DO3316–224
67144110 67144490
67144030 67144410
67144100 67144480
PE–53827–S DO5022P–224
PE–53817–S DO3316–334
PE–53826–S DO5022P–334
RL1500–330
–
Note: Table 1 and Table 2 of this Indicator Selection Guide shows some examples of different manufacturer products suitable for design with the TC2575.
Table 3. Example of Several Inductor Manufacturers Phone/Fax Numbers
Pulse Engineering Inc.
Pulse Engineering Inc. Europe
Renco Electronics Inc.
AIE Magnetics
Phone
Fax
+ 1–619–674–8100
+ 1–619–674–8262
Phone
Fax
+ 353 93 24 107
+ 353 93 24 459
Phone
Fax
+ 1–516–645–5828
+ 1–516–586–5562
Phone
Fax
+ 1–813–347–2181
Coilcraft Inc.
Phone
Fax
+ 1–708–322–2645
+ 1–708–639–1469
Coilcraft Inc., Europe
Tech 39
Phone
Fax
+ 44 1236 730 595
+ 44 1236 730 627
Phone
Fax
+ 33 8425 2626
+ 33 8425 2610
Schott Corp.
Phone
Fax
+ 1–612–475–1173
+ 1–612–475–1786
11
TC2575-1 3/13/00
TELCOM [ TELCOM SEMICONDUCTOR, INC ]
