MB39C007 datasheet(4/41 Pages) CYPRESS

Part #	MB39C007

Description	2 ch DC/DC Converter IC with PFM/PWM Synchronous Rectification

PDF	41 Pages

Scroll/Zoom	100%

Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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4 / 41 page

Document Number: 002-08228 Rev. *C

Page 4 of 41

MB39C007

2. Pin Descriptions

Pin No.

Pin Name

I/O

Description

1CTLP

Voltage detection circuit block control input pin.

(L : Voltage detection function stop , H : Normal operation)

2, 3

CTL2, CTL1

DC/DC converter block control input pins.

(L : Shut down , H : Normal operation)

AGND

Control block ground pin.

AVDD

Control block power supply pin.

VREF

Reference voltage output pin.

VDET

Voltage detection input pin.

8, 23

VREFIN1, VREFIN2

Error amplifier (Error Amp) non-inverted input pins.

9, 22

MODE1, MODE2

Operation mode switch pins.

(L : PFM/PWM mode , OPEN : PWM mode)

10, 21

OUT1, OUT2

Output voltage feedback pins.

11, 12

DVDD1

Drive block power supply pins.

19, 20

DVDD2

13, 18

LX1, LX2

Inductor connection output pins.

High impedance during shut down.

14, 15

DGND1

Drive block ground pins.

16, 17

DGND2

XPOR

VDET circuit output pin.

Connected to an N-ch MOS open drain circuit.

MB39C007 Datasheet(PDF) 4 Page - Cypress Semiconductor

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