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PC33701DWBR2

Description
3A SWITCHING REGULATOR, 400kHz SWITCHING FREQ-MAX, PDSO32, PLASTIC, SOIC-32
CategoryPower/power management    The power supply circuit   
File Size841KB,24 Pages
ManufacturerNXP
Websitehttps://www.nxp.com
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PC33701DWBR2 Overview

3A SWITCHING REGULATOR, 400kHz SWITCHING FREQ-MAX, PDSO32, PLASTIC, SOIC-32

PC33701DWBR2 Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerNXP
Parts packaging codeSOIC
package instructionPLASTIC, SOIC-32
Contacts32
Reach Compliance Codeunknown
ECCN codeEAR99
Analog Integrated Circuits - Other TypesSWITCHING REGULATOR
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage6 V
Minimum input voltage2.8 V
Nominal input voltage3.3 V
JESD-30 codeR-PDSO-G32
JESD-609 codee0
length11 mm
Number of functions1
Number of terminals32
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Maximum output current3 A
Package body materialPLASTIC/EPOXY
encapsulated codeSSOP
Encapsulate equivalent codeSSOP32,.4
Package shapeRECTANGULAR
Package formSMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Maximum seat height2.65 mm
surface mountYES
Switch configurationBUCK
Maximum switching frequency400 kHz
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.5 mm
Freescale Semiconductor, Inc.
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document from Analog Marketing: MC33701/D
Rev 1.0, 05/2003
Preliminary Information
1.5 A Switch-Mode Power Supply
with Linear Regulator
The 33701 provides the means to efficiently supply the Power QUICC™ I,
II, and other families of Motorola microprocessors and DSPs. The 33701
incorporates a high-performance switching regulator, providing the direct
supply for the microprocessor’s core, and a low dropout (LDO) linear regulator
control circuit providing the microprocessor I/O and bus voltage.
The switching regulator is a high-efficiency synchronous buck regulator with
integrated 50 mΩ N-channel power MOSFETs to provide protection features
and to allow space-efficient, compact design.
The 33701 incorporates many advanced features; e.g., precisely
maintained up/down power sequencing, ensuring the proper operation and
protection of the CPU and power system.
Features
• Operating Voltage: 2.8 V to 6.0 V
• High-Accuracy Output Voltages
• Fast Transient Response
• Switcher Output Current Up to 1.5 A
• Undervoltage Lockout
• Power Sequencing
• Programmable Watchdog Timer
Voltage Margining via
Bus
Overcurrent Protection
Reset with Programmable Power-ON Delay
Enable Inputs
I
2
C™
33701
POWER SUPPLY
INTEGRATED CIRCUIT
Freescale Semiconductor, Inc...
DWB SUFFIX
CASE 1324-02
32-LEAD SOICW
ORDERING INFORMATION
Device
PC33701DWB/R2
Temperature
Range (T
A
)
-40 to 85°C
Package
32 SOICW
I
2
C is a trademark of Phillips Corporation.
33701 Simplified Application Diagram
2.8
V
V
to
to
3. 5 V
V
put
2.8
1
6.0
In
MC3 3703
33701
V
IN2
VIN2
V
IN1
VIN1
O the r
Circuits
LDRV
CS
LDO
LFB
V
BD
VBD
VBST
V
BST
SR
RT
V
LDO
=
0.8 t o 5. 0 V
(Adjustable)
VDDH (I/Os)
ADDR
SDA
SCL
GND
MPC8XXX
MPC85xx
PORESET
RES ET
BO OT
SW
VBS T
EN1
EN2
V
OUT
=
0.8 to 5.0 V
(Adjus table)
VDDL (Core)
V
OUT
CLKS YN
VOUT
CLKS EL
PG ND
Optional
FREQ
I NV
This document contains information on a product under development.
Motorola reserves the right to change or discontinue this product without notice.
© Motorola, Inc. 2003
For More Information On This Product,
Go to: www.freescale.com

PC33701DWBR2 Related Products

PC33701DWBR2 PC33701DWB
Description 3A SWITCHING REGULATOR, 400kHz SWITCHING FREQ-MAX, PDSO32, PLASTIC, SOIC-32 3A SWITCHING REGULATOR, 400kHz SWITCHING FREQ-MAX, PDSO32, PLASTIC, SOIC-32
Is it Rohs certified? incompatible incompatible
Parts packaging code SOIC SOIC
package instruction PLASTIC, SOIC-32 PLASTIC, SOIC-32
Contacts 32 32
Reach Compliance Code unknown unknown
ECCN code EAR99 EAR99
Analog Integrated Circuits - Other Types SWITCHING REGULATOR SWITCHING REGULATOR
control mode CURRENT-MODE CURRENT-MODE
Control Technology PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Maximum input voltage 6 V 6 V
Minimum input voltage 2.8 V 2.8 V
Nominal input voltage 3.3 V 3.3 V
JESD-30 code R-PDSO-G32 R-PDSO-G32
JESD-609 code e0 e0
length 11 mm 11 mm
Number of functions 1 1
Number of terminals 32 32
Maximum operating temperature 85 °C 85 °C
Minimum operating temperature -40 °C -40 °C
Maximum output current 3 A 3 A
Package body material PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SSOP SSOP
Encapsulate equivalent code SSOP32,.4 SSOP32,.4
Package shape RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED
Certification status Not Qualified Not Qualified
Maximum seat height 2.65 mm 2.65 mm
surface mount YES YES
Switch configuration BUCK BUCK
Maximum switching frequency 400 kHz 400 kHz
Temperature level INDUSTRIAL INDUSTRIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form GULL WING GULL WING
Terminal pitch 0.65 mm 0.65 mm
Terminal location DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED
width 7.5 mm 7.5 mm

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