AP2007SL-13

AP2007SL-13 Datasheet

AP2007

Part	Datasheet
AP2007SL-13	AP2007SL-13 (pdf)

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Not Recommended for New Design Synchronous PWM Controller - Features - Single 4.5V to 20V Supply Application - 0.8V + Voltage Reference - Virtual Frequency ControlTM - Fast Transient Response - Synchronous Operation for High Efficiency 93% - Short Circuit Protect - Small Size with Minimum External Components - Soft Start and Enable Functions - Under Voltage Lockout Function - SOP-8L Pb-Free Package - Applications - Microprocessor Core Supply - Low Cost Synchronous Applications - Voltage Regulator Modules VRM - Networking Power Supplies - Sequenced Power Supplies - Telecommunication Power Supplies. AP2007 - General Description The AP2007 is a low-cost, full featured, synchronous voltage-mode controller designed for use in single ended power supply applications where efficiency is of primary concern. Synchronous operation allows for the elimination of heat sinks in many applications. The AP2007 is ideal for implementing DC/DC converters needed to power advanced microprocessors in low cost systems or in distributed power applications where efficiency is important. High-side drive circuitry, and preset shoot-thru control, allows the use of inexpensive 1P+1N-channel power switches. AP2007’s features include temperature compensated voltage reference, Virtual Frequency ControlTM method to reduce external component count, an internal 200KHz virtual frequency oscillator, under-voltage lockout protection, soft-start, shutdown function and current sense comparator circuitry. Virtual Frequency Control is a trademark of PWRTEK, LLC. - Pin Assignments Top View VCC DRVP GND DRVN 3 AP2007 6 SOP-8L VREF PHASE FB SS/SHDN - Ordering Information AP2007 X Package S SOP-8L Packing Blank Tube A Taping - Pin Descriptions Name VCC VREF PHASE DRVP GND DRVN FB SS/ SHDN Chip supply voltage Reference voltage Input from the phase node between the MOSFETs High side driver output P MOSFET Ground Low side driver output N MOSFET Feedback input Soft start, a capacitor to ground sets the slow start time / Shutdown function This datasheet contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sale of the product. Not Recommended for New Design Synchronous PWM Controller - Block Diagram VOLTAGE REFERENCE VREF VCC 0.8V UNDER + VOLTAGE - AP2007 +0.4V OCSET + - PHASE FB SS/SHDN ERROR COMP + +0.4V 12ua + 0.2V 0.9V VIRTUAL FREQ OSCILLATOR DRVP CROSS CURRENT CONTROL DRVN VCC DRVP DRVN QS QB R Virtual Frequency Control - Patent Number AP2007 FUNCTIONAL BLOCK DIAGRAM - Absolute Maximum Ratings VIN VPHASE VDRVP VDRVN TOP TST TLEAD Parameter

PDF Datasheet Preview

Not Recommended for New Design

Synchronous PWM Controller
- Features
- Single 4.5V to 20V Supply Application - 0.8V + Voltage Reference - Virtual Frequency ControlTM - Fast Transient Response - Synchronous Operation for High Efficiency 93% - Short Circuit Protect - Small Size with Minimum External Components - Soft Start and Enable Functions - Under Voltage Lockout Function - SOP-8L Pb-Free Package
- Applications
- Microprocessor Core Supply - Low Cost Synchronous Applications - Voltage Regulator Modules VRM - Networking Power Supplies - Sequenced Power Supplies - Telecommunication Power Supplies.

AP2007
- General Description

The AP2007 is a low-cost, full featured, synchronous voltage-mode controller designed for use in single ended power supply applications where efficiency is of primary concern. Synchronous operation allows for the elimination of heat sinks in many applications. The AP2007 is ideal for implementing DC/DC converters needed to power advanced microprocessors in low cost systems or in distributed power applications where efficiency is important. High-side drive circuitry, and preset shoot-thru control, allows the use of inexpensive 1P+1N-channel power switches. AP2007’s features include temperature compensated voltage reference, Virtual Frequency ControlTM method to reduce external component count, an internal 200KHz virtual frequency oscillator, under-voltage lockout protection, soft-start, shutdown function and current sense comparator circuitry.

Virtual Frequency Control is a trademark of PWRTEK, LLC.
- Pin Assignments

Top View

VCC DRVP

GND DRVN
3 AP2007 6

SOP-8L

VREF PHASE FB SS/SHDN
- Ordering Information

AP2007 X

Package S SOP-8L

Packing

Blank Tube A Taping
- Pin Descriptions

Name

VCC VREF PHASE

DRVP GND DRVN FB

SS/ SHDN

Chip supply voltage Reference voltage Input from the phase node between the MOSFETs High side driver output P MOSFET Ground Low side driver output N MOSFET Feedback input Soft start, a capacitor to ground sets the slow start time / Shutdown function

This datasheet contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sale of the product.

Not Recommended for New Design

Synchronous PWM Controller - Block Diagram

VOLTAGE REFERENCE

VREF

VCC 0.8V

UNDER + VOLTAGE -

AP2007
+0.4V

OCSET + -

PHASE

FB SS/SHDN

ERROR COMP
+ +0.4V
12ua
+ 0.2V
0.9V

VIRTUAL FREQ OSCILLATOR

DRVP

CROSS CURRENT CONTROL

DRVN

VCC DRVP

DRVN

QS QB R

Virtual Frequency Control - Patent Number

AP2007 FUNCTIONAL BLOCK DIAGRAM
- Absolute Maximum Ratings

VIN VPHASE VDRVP VDRVN

TOP TST TLEAD

Parameter

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived AP2007SL-13 Datasheet file may be downloaded here without warranties.

Datasheet ID: AP2007SL-13 509822