S8353 datasheet(33/49 Pages) SII

33 / 49 page

STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR

Rev.3.0_01

S-8353/8354 Series



Reference Data

Reference data is provided to determine specific external components. Therefore, the following data shows the

characteristics of the recommended external components selected for various applications.

1. External Parts for Reference Data

Table 20 Efficiency vs. Output Current Characteristics and Output Voltage vs. Output Current Characteristics for

External Parts

Condition Product Name

Oscillation

frequency

Output voltage Control system

Inductor

Diode

Output capacitor

S-8353H50MC

250 kHz

5.0 V

PWM

CDRH8D28-220

MA2Z748

F93 (16 V, 47

μF)

S-8353H50MC

250 kHz

5.0 V

PWM

CDRH5D28-220

F93 (6.3 V, 22

μF)

S-8353H50MC

250 kHz

5.0 V

PWM

CXLP120-220

F92 (6.3 V, 47

μF)

S-8354A50MC

50 kHz

5.0 V

PWM / PFM

CDRH8D28-101

F93 (6.3 V, 22

μF)

S-8354A50MC

50 kHz

5.0 V

PWM / PFM

CXLP120-470

F92 (6.3 V, 47

μF)

S-8353A50MC

50 kHz

5.0 V

PWM

CDRH8D28-101

F93 (6.3 V, 22

μF)

S-8353A50MC

50 kHz

5.0 V

PWM

CXLP120-470

F92 (6.3 V, 47

μF)

S-8353A33MC

50 kHz

3.3 V

PWM

CDRH8D28-101

F93 (6.3 V, 22

μF)

The properties of the external parts are shown below.

Table 21 Properties of External Parts

Component

Product name

Manufacturer

Characteristics

Inductor

CDRH8D28-220

Sumida Corporation

μH, DCR*1 = 95 mΩ, IMAX.*2 = 1.6 A,

Component height = 3.0 mm

CDRH8D28-101

100

μH, DCR*1 = 410 mΩ, IMAX.*2 = 0.75 A,

Component height = 3.0 mm

CDRH5D28-220

μH, DCR*1 = 122 mΩ, IMAX.*2 = 0.9 A,

Component height = 3.0 mm

CXLP120-220

Sumitomo Special Metals Co.,

Ltd.

μH, DCR*1 = 590 mΩ, IMAX.*2 = 0.55 A,

Component height = 1.2 mm

CXLP120-470

μH, DCR*1 = 950 mΩ, IMAX.*2 = 0.45 A,

Component height = 1.2 mm

Diode

MA2Z748

Matsushita Electric Industrial

Co., Ltd.

VF*3 = 0.4 V, IF*4 = 0.3 A

Capacitor

F93 (16 V, 47

μF)

Nichicon Corporation

−

F93 (6.3 V, 22

μF)

F92 (6.3 V, 47

μF)

*1.

Direct current resistance

*2.

Maximum allowable current

*3.

Forward voltage

*4.

Forward current

Caution The values shown in the characteristics column of Table 21 above are based on the materials provided by

each manufacture. However, consider the characteristics of the original materials when using the above

products.

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