Schematic

STOD13A

4/24

Doc ID 022599 Rev 1

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 STOD13A.

EN

EN

VINA

CMID

VMID

L1

LX1

VINP

CIN

Swire

S-Wire

VBAT

VREF

CREF

LX2

L2

AGND

PGND

CO2

VO2

STOD13A

AM10430v1

FD

FD

Table 2.

Typical external components

Comp. Manufacturer

Part number

Value

Size

Ratings

(1)

CoilCraft

Murata

SEMCO

ABCO

LPS4012-472ML

LQH3NPN4R7MJ0

CIG22B4R7MNE

LPF2810T-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

±20%, curr. 1.7A, res. 0.175

Ω

±20%, curr. 1.1A, res. 0.156

Ω

±20%, curr. 1.1A, res. 0.300

Ω

±20%, curr. 0.85A, res. 0.33

Ω

(2)

CoilCraft

Murata

TOKO

LPS4012-472ML

LQH3NPN4R7MJ0

DFE252012C 1239AS-H-4R7N

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

±20%, curr. 1.7A, res. 0.175

Ω

±20%, curr. 1.1A, res. 0.156

Ω

±30%, curr. 1.2A, res. 0.252

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 250 mA load can be provided with inductor saturation current as a minimum of 0.9 A.

2.

At -6.4 V, a 250 mA load can be provided with inductor saturation current as a minimum of 1.5 A. See Section 7.1.1.