NCP1400AV50GEVB ON Semiconductor, NCP1400AV50GEVB Datasheet

EVAL BOARD FOR NCP1400AV50

NCP1400AV50GEVB

Manufacturer Part Number
NCP1400AV50GEVB
Description
EVAL BOARD FOR NCP1400AV50
Manufacturer
ON Semiconductor
Datasheets

Specifications of NCP1400AV50GEVB

Design Resources
NCP1400AV50GEVB BOM NCP1400AV50GEVB Schematic NCP1400AV50EVB Gerber Files
Main Purpose
DC/DC, Step Up
Outputs And Type
1, Non-Isolated
Voltage - Output
5V
Current - Output
100mA
Voltage - Input
1.5V
Regulator Topology
Boost
Frequency - Switching
180kHz
Board Type
Fully Populated
Utilized Ic / Part
NCP1400AV50
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
NCP1400AV50EVBOS
NCP1400AV50EVBOS
NCP1400AV50GEVBOS
NCP1400A
100 mA, Fixed Frequency
PWM Step−Up Micropower
Switching Regulator
converters that are specifically designed for powering portable
equipment from one or two cell battery packs. These devices are
designed to startup with a cell voltage of 0.8 V and operate down to
less than 0.2 V. With only four external components, this series allows
a simple means to implement highly efficient converters that are
capable of up to 100 mA of output current.
width modulation controller, phase compensated error amplifier that
ensures converter stability with discontinuous mode operation,
soft−start, voltage reference, driver, and power MOSFET switch with
current limit protection. Additionally, a chip enable feature is provided
to power down the converter for extended battery life.
package with seven standard regulated output voltages. Additional
voltages that range from 1.8 V to 4.9 V in 100 mV steps can be
manufactured.
Features
Typical Applications
© Semiconductor Components Industries, LLC, 2006
March, 2006 − Rev. 11
The NCP1400A series are micropower step−up DC to DC
Each device consists of an on−chip fixed frequency oscillator, pulse
The NCP1400A device series are available in the Thin SOT23−5
Converters
Extremely Low Startup Voltage of 0.8 V
Operation Down to Less than 0.2 V
Only Four External Components for Simple Highly Efficient
Up to 100 mA Output Current Capability
Fixed Frequency Pulse Width Modulation Operation
Phase Compensated Error Amplifier for Stable Converter Operation
Chip Enable Power Down Capability for Extended Battery Life
Pb−Free Packages are Available
Cellular Telephones
Pagers
Personal Digital Assistants
Electronic Games
Digital Cameras
Camcorders
Handheld Instruments
White LED Torch Light
1
See detailed ordering and shipping information in the ordering
information section on page 2 of this data sheet.
V
IN
Figure 1. Typical Step−Up Converter
(Note: Microdot may be in either location)
ORDERING INFORMATION
OUT
PIN CONNECTIONS AND
NC
CE
OUT
MARKING DIAGRAM
xxx = Marking
A
Y
W
G
http://onsemi.com
NC
CE
1
2
3
1
2
3
THIN SOT23−5
= Assembly Location
= Year
= Work Week
= Pb−Free Package
Application
SN SUFFIX
CASE 483
(Top View)
5
Publication Order Number:
1
LX
GND
5
4
5
4
LX
GND
NCP1400A/D
V
OUT

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NCP1400AV50GEVB Summary of contents

Page 1

NCP1400A 100 mA, Fixed Frequency PWM Step−Up Micropower Switching Regulator The NCP1400A series are micropower step− converters that are specifically designed for powering portable equipment from one or two cell battery packs. These devices are designed to ...

Page 2

... The ordering information lists seven standard output voltage device options. Additional devices with output voltage ranging from 1 5 100 mV increments can be manufactured. Contact your ON Semiconductor representative for availability. †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D ...

Page 3

ABSOLUTE MAXIMUM RATINGS Rating Power Supply Voltage (Pin 2) Input/Output Pins LX (Pin 5) LX Peak Sink Current CE (Pin 1) Input Voltage Range Input Current Range Thermal Resistance Junction to Air Operating Ambient Temperature Range (Note 2) Operating Junction ...

Page 4

ELECTRICAL CHARACTERISTICS (continued) (For all values T Characteristic CE (PIN 1) CE Input Voltage ( 0.96) OUT SET High State, Device Enabled Low State, Device Disabled CE Input Current (Note 6) High State, Device Enabled (V = ...

Page 5

1.8 NCP1400ASN19T1 1 25° OUTPUT CURRENT (mA) O Figure 2. NCP1400ASN19T1 Output Voltage ...

Page 6

NCP1400ASNXXT1 25° 1.5 2.0 2.5 3.0 3.5 4 OUTPUT VOLTAGE (V) OUT Figure 8. NCP1400ASNXXT1 Operating Current (I ) vs. Output Voltage ...

Page 7

NCP1400ASN30T1 2.7 −50 − AMBIENT TEMPERATURE (°C) A Figure 14. NCP1400ASN30T1 Output Voltage vs. Temperature 300 250 ...

Page 8

V start 0.8 NCP1400ASN30T1 0 OUT 0 0.2 V hold 0.0 −50 − AMBIENT TEMPERATURE (°C) A Figure 20. NCP1400ASN30T1 Startup/Hold ...

Page 9

V start 1.2 1.0 V 0.8 hold 0.6 NCP1400ASN19T1 0.4 C OUT T = 25° OUTPUT CURRENT (mA) O Figure 26. NCP1400ASN19T1 Operation Startup/Hold ...

Page 10

OUT 2.0 V/div mV/div, AC coupled OUT 100 ...

Page 11

5.0 V (AC coupled), 50 mV/div OUT 3 Figure 38. NCP1400ASN50T1 Load Transient Response OUT VOLTAGE REFERENCE ...

Page 12

Operation The NCP1400A series are monolithic power switching regulators optimized for applications where power drain must be minimized. These devices operate as fixed frequency, voltage mode boost regulator and is designed to operate in the discontinuous conduction mode. Potential applications ...

Page 13

Step−up Converter Design Equations General step−up DC−DC converter designed to operate in discontinuous conduction mode can be defined by: Calculation Equation Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á D ...

Page 14

An evaluation board of NCP1400A has been made in the small size and is shown in Figures 42 and 43. Please contact your Figure 42. NCP1400A PWM Step−up DC−DC Converter Evaluation Board Silkscreen Figure ...

Page 15

... Schottky Diode Semiconductor Corp. Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á ...

Page 16

... H *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein ...

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