S-8337ACDB-P8T1G datasheet(34/51 Pages) SII

Part #	S-8337ACDB-P8T1G

Description	SWITCHING REGULATOR CONTROLLER

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Manufacturer	SII [Seiko Instruments Inc]

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STEP-UP, 1.2 MHz HIGH-FREQUENCY, PWM CONTROL SWITCHING REGULATOR CONTROLLER

S-8337/8338 Series

Rev.4.0_01

34



Reference Data

1. Reference data for external parts

Table 8 Properties of External Parts

Element Name

Product Name

Manufacture

Characteristics

Inductor

LDR655312T

TDK Corporation

4.7

μH, DCR*1 = 206 mΩ, IMAX*2 = 0.9 A,

Height = 1.2 mm

Diode

RB491D

Rohm Co., Ltd.

VF*3 = 0.45 V, IF*4 = 1.0 A

Output capacitor

⎯

16 V, 10

μF

Transistor

MCH3406

Sanyo Electric Co., Ltd.

VDSS*5 = 20 V, VGSS*6 =

±10 V, Ciss*7 = 280 pF,

RDS(ON)*8 = 82 m

Ω max. (VGS*9 = 2.5 V, ID*10 = 1 A)

*1.

DCR : DC resistance

*2.

IMAX :

Maximum allowable current

*3.

VF :

Forward voltage

*4.

IF :

Forward current

*5.

VDSS :

Drain to source voltage (When between gate and source short circuits)

*6.

VGSS :

Gate to source voltage (When between drain and source short circuits)

*7.

Ciss :

Input capacitance

*8.

RDS(ON) : Drain to source on resistance

*9.

VGS :

Gate to source voltage

*10.

ID :

Drain current

Caution The values shown in the characteristics column of Table 8 above are based on the

materials provided by each manufacturer. However, consider the characteristics of the

original materials when using the above products.

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