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MAX8878EZK39-T

Description
Fixed Positive LDO Regulator, 3.9V, 0.12V Dropout, PDSO5, SOT-23, 5 PIN
CategoryPower/power management    The power supply circuit   
File Size387KB,10 Pages
ManufacturerMaxim
Websitehttps://www.maximintegrated.com/en.html
Download Datasheet Parametric View All

MAX8878EZK39-T Overview

Fixed Positive LDO Regulator, 3.9V, 0.12V Dropout, PDSO5, SOT-23, 5 PIN

MAX8878EZK39-T Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerMaxim
Parts packaging codeSOT-23
package instructionSOT-23, 5 PIN
Contacts5
Reach Compliance Codenot_compliant
ECCN codeEAR99
Maximum drop-back voltage 10.12 V
Maximum input voltage6.5 V
Minimum input voltage4 V
JESD-30 codeR-PDSO-G5
JESD-609 codee0
length2.9 mm
Humidity sensitivity level1
Number of functions1
Number of terminals5
Working temperatureTJ-Max150 °C
Maximum output current 10.15 A
Maximum output voltage 13.978 V
Minimum output voltage 13.783 V
Nominal output voltage 13.9 V
Package body materialPLASTIC/EPOXY
encapsulated codeLSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)245
Certification statusNot Qualified
Regulator typeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Maximum seat height1.45 mm
surface mountYES
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch0.95 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width1.625 mm
19-1301; Rev 2; 1/01
Low-Noise, Low-Dropout, 150mA Linear
Regulators with '2982 Pinout
__________________General Description
The MAX8877/MAX8878 low-noise, low-dropout linear
regulators operate from a 2.5V to 6.5V input and deliver
up to 150mA. These devices are pin-compatible with
the industry-standard '2982 and offer an improved
dropout voltage. Typical output noise is 30µV
RMS
, and
typical dropout is only 165mV at 150mA. The output
voltage is preset to voltages in the range of 1.5V to
5.0V, in 100mV increments.
Designed with an internal P-channel MOSFET pass
transistor, the MAX8877/MAX8878 maintain a low
100µA supply current, independent of the load current
and dropout voltage. Other features include a 10nA
logic-controlled shutdown mode, short-circuit and ther-
mal-shutdown protection, and reverse battery protec-
tion. The MAX8878 also includes an auto-discharge
function, which actively discharges the output voltage
to ground when the device is placed in shutdown. Both
devices come in regular and thin 5-pin SOT23 pack-
ages.
____________________________Features
o
Pin-Compatible with the Industry-Standard '2982
o
Low Output Noise: 30µV
RMS
o
Low 55mV Dropout at 50mA Output
(165mV at 150mA output)
o
Low 85µA No-Load Supply Current
o
Low 100µA Operating Supply Current
(even in dropout)
o
Thermal-Overload and Short-Circuit Protection
o
Reverse Battery Protection
o
Output Current Limit
o
Preset Output Voltages (±1.4% Accuracy)
o
10nA Logic-Controlled Shutdown
MAX8877/MAX8878
________________________Applications
Cellular Telephones
Cordless Telephones
PCS Telephones
PCMCIA Cards
Modems
Hand-Held Instruments
Palmtop Computers
Electronic Planners
_________________Ordering Information
PART**
MAX8877C/Dxy
MAX8877EUKxy-T
MAX8877EZKxy-T
MAX8878C/Dxy
MAX8878EUKxy-T
TEMP.
RANGE
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
PIN-PACKAGE
Dice*
5 SOT23-5 Regular
5 SOT23-5 Thin
Dice*
5 SOT23-5 Regular
MAX8878EZKxy-T
-40°C to +85°C 5 SOT23-5 Thin
*Dice
are tested at T
A
= +25°C only.
**xy
is the output voltage code (see Expanded Ordering
Information table at end of data sheet).
____________Typical Operating Circuit
INPUT
2.5V TO 6.5V
IN
C
IN
1µF
ON
OFF
C
BP
0.01µF
OUT
C
OUT
3.3µF
OUTPUT
PRESET
1.5V TO 5.0V
150mA
_____________________Pin Configuration
TOP VIEW
IN
1
5
OUT
MAX8877
MAX8878
SHDN
BP
GND
GND
2
MAX8877
MAX8878
4
BP
SHDN
3
SOT23-5
REGULAR AND THIN
________________________________________________________________
Maxim Integrated Products
1
For price, delivery, and to place orders, please contact Maxim Distribution at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
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