Q67040-S4475 datasheet, PDF - EEWORLD Datasheet

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Q67040-S4475: Description0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8; Categorysemiconductor Analog mixed-signal IC; File Size1MB，24 Pages; ManufacturerInfineon; Websitehttp://www.infineon.com/

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Q67040-S4475 Overview

0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8

Q67040-S4475 Parametric

Parameter Name	Attribute value
Number of functions	1
Number of terminals	8
Rated input voltage	15 V
Maximum limit input voltage	21 V
Minimum limit input voltage	9 V
Processing package description	GREEN, PLASTIC, SOP-8
state	ACTIVE
packaging shape	RECTANGULAR
Package Size	SMALL OUTLINE
surface mount	Yes
Terminal form	GULL WING
Terminal spacing	1.27 mm
terminal coating	NOT SPECIFIED
Terminal location	DUAL
Packaging Materials	PLASTIC/EPOXY
control mode	PEAK CURRENT
Control Technology	PULSE WIDTH MODULATION
Maximum output current	0.7000 A
Analog IC other types	SWITCHING CONTROLLER
Switch configuration	SINGLE
Maximum switching frequency	107 kHz

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Da ta sheet, V2.0, 1 F eb 2002

PWM-FF IC

ICE2AS01/S01G

ICE2BS01/S01G

Off-Line SMPS Current Mode

Controller

P o w e r M a n a g em e n t & S u p p l y

N e v e r

s t o p

t h i n k i n g .

ICE2AS01/G

ICE2BS01/G

Revision History:

Previous Version:

Page

Subjects (major changes since last revision)

2002-02-01

Datasheet

For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or

the Infineon Technologies Companies and Representatives worldwide: see our webpage at http://

www.infineon.com

CoolMOS™, CoolSET™ are trademarks of Infineon Technologies AG.

Edition 2002-02-01

Published by Infineon Technologies AG,

St.-Martin-Strasse 53,

D-81541 München

Infineon Technologies AG 1999.

Attention please!

The information herein is given to describe certain components and shall not be considered as warranted char-

acteristics.

Terms of delivery and rights to technical change reserved.

We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding

circuits, descriptions and charts stated herein.

Infineon Technologies is an approved CECC manufacturer.

Information

For further information on technology, delivery terms and conditions and prices please contact your nearest Infin-

eon Technologies Office in Germany or our Infineon Technologies Representatives worldwide (see address list).

Warnings

Due to technical requirements components may contain dangerous substances. For information on the types in

question please contact your nearest Infineon Technologies Office.

Infineon Technologies Components may only be used in life-support devices or systems with the express written

approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure

of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support

devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain

and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may

be endangered.

ICE2AS01/G

ICE2BS01/G

Table of Contents

1.1

1.2

4.1

4.2

4.2.1

4.2.2

4.3

4.4

4.4.1

4.4.2

4.5

4.5.1

4.5.2

4.6

4.7

4.8

4.8.1

4.8.2

4.8.3

5.1

5.2

5.3

5.3.1

5.3.2

5.3.3

5.3.4

5.3.5

5.3.6

Page

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Pin Functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Pin Configuration and Functionality

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Representative Blockdiagram

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Functional Description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Improved Current Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

PWM-OP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

PWM-Comparator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Soft-Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Oscillator and Frequency Reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Frequency Reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Current Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Leading Edge Blanking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Propagation Delay Compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

PWM-Latch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Protection Unit (Auto Restart Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Overload & Open loop with normal load . . . . . . . . . . . . . . . . . . . . . . . . .12

Overvoltage due to open loop with no load . . . . . . . . . . . . . . . . . . . . . . .13

Thermal Shut Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Electrical Characteristics

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Operating Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Supply Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Internal Voltage Reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Control Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Protection Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Current Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Driver Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Typical Performance Characteristics

. . . . . . . . . . . . . . . . . . . . . . . . . . .19

Outline Dimension

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Version 2.0

1 Feb 2002

Q67040-S4475 Related Products

	Q67040-S4475	Q67040-S4472	Q67040-S4473	Q67040-S4476
Description	0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8	0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8	0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8	0.7 A SWITCHING CONTROLLER, 107 kHz SWITCHING FREQ-MAX, PDSO8
Number of functions	1	1	1	1
Number of terminals	8	8	8	8
Rated input voltage	15 V	15 V	15 V	15 V
Maximum limit input voltage	21 V	21 V	21 V	21 V
Minimum limit input voltage	9 V	9 V	9 V	9 V
Processing package description	GREEN, PLASTIC, SOP-8	GREEN, PLASTIC, SOP-8	GREEN, PLASTIC, SOP-8	GREEN, PLASTIC, SOP-8
state	ACTIVE	ACTIVE	ACTIVE	ACTIVE
packaging shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package Size	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE
surface mount	Yes	Yes	Yes	Yes
Terminal form	GULL WING	GULL WING	GULL WING	GULL WING
Terminal spacing	1.27 mm	1.27 mm	1.27 mm	1.27 mm
terminal coating	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
Terminal location	DUAL	DUAL	DUAL	DUAL
Packaging Materials	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
control mode	PEAK CURRENT	PEAK CURRENT	PEAK CURRENT	PEAK CURRENT
Control Technology	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION
Maximum output current	0.7000 A	0.7000 A	0.7000 A	0.7000 A
Analog IC other types	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER
Switch configuration	SINGLE	SINGLE	SINGLE	SINGLE
Maximum switching frequency	107 kHz	107 kHz	107 kHz	107 kHz

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