M2951 Unisonic Technologies, M2951 Datasheet

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M2951

Manufacturer Part Number
M2951
Description
Manufacturer
Unisonic Technologies
Datasheet
UTC M2950/2951
250 mA LOW-DROPOUT VOLTAGE
REGULATOR
DESCRIPTION
regulator with low dropout voltage, and low quiescent current.
It
applications. Available in 3-pin TO-92, DIP-8 and SOP-8
packages.
FEATURES
*High accuracy 2.5, 3.0, 3.3, 3.6 or 5V fixed output for
*Extremely low quiescent current and dropout voltage.
*Extremely tight load and line regulation.
*Current and thermal limiting.
*Very low temperature coefficient.
*Logic controlled shutdown and error flag available for DIP
*Output voltage programmable for DIP and SOP package.
APPLICATIONS
*Battery powered equipment.
*High efficient linear regulator down to 1.24V.
*Cellular phones.
UTC
TO-92, SOP-8 package.
and SOP package.
The UTC M2950/2951 is a monolithic integrated voltage
includes
many
features
UNISONIC TECHNOLOGIES CO., LTD.
that
suitable
LINEAR INTEGRATED CIRCUIT
for
different
1
QW-R102-004,D
SOP-8
DIP-8
TO-92
1

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M2951 Summary of contents

Page 1

... DIP and SOP package. *Output voltage programmable for DIP and SOP package. APPLICATIONS *Battery powered equipment. *High efficient linear regulator down to 1.24V. *Cellular phones. UTC UNISONIC TECHNOLOGIES CO., LTD. LINEAR INTEGRATED CIRCUIT for different 1 TO-92 SOP-8 DIP-8 ...

Page 2

... UTC M2950 INPUT GND TO-92 Plastic Package Bottom View 1 8 INPUT 2 7 FEEDBACK UTC M2951 TAP 4 5 ERROR SOP-8 OR DIP-8 PACKAGE FOR UTC M2951 1 8 INPUT UTC M2950 ERROR SOP-8 OR DIP-8 PACKAGE FOR UTC M2950 Fig.1 2 QW-R102-004,D ...

Page 3

... UNISONIC TECHNOLOGIES CO., LTD. LINEAR INTEGRATED CIRCUIT INPUT OUTPUT SENSE 182KΩ ERROR 5V TAP AMPLIFIER 60mV 60KΩ ERROR ERROR DETECTION 1.23 COMPARATOR REF GND FOR UTC M2951 SYMBOL VALUE Vcc -0.3~+18 Vfeedback -1.5~+18 Vshutdown -0.3~+18 Vco -0.3~+18 Tstr -65~+150 Tj -40~+125 5V 250mA MAX 330KΩ 1.5 µF ...

Page 4

... Temperature Coefficient Line Regulation Load Regulation Dropout Voltage Ground Current Dropout Ground Current Current Limit Output Noise 10Hz to 100KHz For M2951 8-Pin version only Reference Voltage Reference Voltage Feedback pin Bias Current Reference Voltage Temperature Coefficient Feedback Bias Current temperature Coefficient ...

Page 5

... Note 2:Dropout Voltage is defined as the input to output differential at which the output voltage drops 100mV below its nominal value measured at 1V differential. Note 3:Comparator thresholds are expressed in terms of percentage value of voltage output. Note 4:Vref≤Vout≤(Vin-1V), 2.3V≤Vin≤30V, 100µA≤I UTC UNISONIC TECHNOLOGIES CO., LTD. LINEAR INTEGRATED CIRCUIT TEST CONDITION MIN. V ...

Page 6

... Ω Ω Ω µ Vin UTC UNISONIC TECHNOLOGIES CO., LTD. LINEAR INTEGRATED CIRCUIT + Ω Ω ...

Page 7

... The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UTC UNISONIC TECHNOLOGIES CO., LTD. LINEAR INTEGRATED CIRCUIT Fig.5 Input Current 300 ...

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