Schematic

STOD03AS

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DocID022614 Rev 2

1

Schematic

Figure 1. Application schematic

Note:

All the above components refer to the typical application performance characteristics.

Operation of the device is not limited to the choice of these external components. Inductor

values ranging from 3.3 µH to 6.8 µH can be used together with the STOD03AS.

Table 2. Typical external components

Comp.

Manufacturer

Part number

Value

Size

Ratings

(1)

CoilCraft

Murata

SEMCO

ABCO

ABCO

LPS4012-472ML

LQH3NPN4R7MJ0

CIG22B4R7MNE

LPF2810T-4R7M

LPF2807T-4R7M

4.7µH

4.0 x 4.0 x 1.2

3.0 x 3.0 x 1.1

2.5 x 2.0 x 1.0

2.8 x 2.8 x 1.0

2.8 x 2.8 x 0.7

±20%, I = 1.7 A, R = 0.175

Ω

±20%, I = 1.1 A, R = 0.156

Ω

±20%, I = 1.1 A, R = 0.300

Ω

±20%, I = 0.85 A, R = 0.33

Ω

±20%, I = 0.70 A, R = 0.44

Ω

(2)

CoilCraft

Murata

TOKO

ABCO

TDK

LPS4012-472ML

LQH3NPN4R7MJ0

DFE252012C1239AS-H4R7N

LPF3510T-4R7M

VLF4014AT-4R7M1R1

4.7µH

4.0 x 4.0 x 1.2

3.0 x 3.0 x 1.1

2.5 x 2.0 x 1.2

3.5 x 3.5 x 1.0

3.7 x 3.5 x 1.4

±20%, I = 1.7 A, R = 0.175

Ω

±20%, I = 1.1 A, R = 0.156

Ω

±30%, I = 1.2 A, R = 0.252

Ω

±20%, I = 0.83 A, R = 0.25

Ω

±20%, I = 1.1 A, R = 0.140

Ω

Murata

Taiyo Yuden

GRM219R61A106KE44

LMK212BJ106KD-T

2 x

10µF

0805

0805

±10%, X5R, 10V

±10%, X5R, 10V

Murata

Taiyo Yuden

GRM219R61A106KE44

LMK212BJ106KD-T

10µF

0805

0805

±10%, X5R, 10V

±10%, X5R, 10V

Murata

Taiyo Yuden

GRM219R61A106KE44

LMK212BJ106KD-T

2 x

10µF

0805

0805

±10%, X5R, 10V

±10%, X5R, 10V

Murata

Taiyo Yuden

GRM185R60J105KE26

JMK107BJ105KK-T

1µF

0603

0603

±10%, X5R, 6.3V

±10%, X5R, 6.3V

1.

A 200 mA load can be provided with inductor saturation current as a minimum of 0.5 A.

2.

At -5.4 V, a 200 mA load can be provided with inductor saturation current as a minimum of 1 A. See Section 7.1.1.