SGM2014-1.5 SGMICRO [Shengbang Microelectronics Co, Ltd], SGM2014-1.5 Datasheet

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SGM2014-1.5

Manufacturer Part Number
SGM2014-1.5
Description
Low Power, Low Dropout, 250mA, RF - Linear Regulators
Manufacturer
SGMICRO [Shengbang Microelectronics Co, Ltd]
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SGM2014-1.5YN5/TR
Manufacturer:
SGM
Quantity:
20 000
GENERAL DESCRIPTION
The SGM2014 series low-power, low-noise, low-dropout,
CMOS linear voltage regulators operate from a 2.5V to
5.5V input and deliver up to 250mA. They are the
perfect choice for low voltage, low power applications.
An ultra low ground current(160µA at 250mA output )
makes these part attractive for battery operated power
systems. The SGM2014 series also offer ultra low
dropout voltage (250mV at 250mA output) to prolong
battery life in portable electronics. Systems requiring a
quiet voltage source, such as RF applications, will
benefit from the SGM2014 series’ ultra low output noise
(30µVRMS) and high PSRR. An external noise bypass
capacitor connected to the device’s BP pin can further
reduce the noise level.
The output voltage is preset to voltages in the range of
1.5V
logic-controlled shutdown mode, output current limit
and thermal shut- down protection.
Devices come in 5-pin SOT23 package.
APPLICATIONS
Cellular Telephones
Cordless Telephones
PHS Telephones
PCMCIA Cards
Modems
MP3 Player
Hand-Held Instruments
Palmtop Computers
Electronic Planners
Portable/Battery-Powered Equipment
SGM2014
to
3.3V.
SG Microelectronics Co, Ltd
Tel: 86/10/51798160/80
www.sg-micro.com
Other
features
include
a
10nA
250mA, RF - Linear Regulators
FEATURES
-
-
-
-
-
-
-
-
-
-
PIN CONFIGURATION
Low Output Noise: 30µV
Ultra-Low Dropout Voltage:
Low 85µA No-Load Supply Current
Low 160µA Operating Supply Current
High PSRR (73dB at 1kHz)
Quick Auto-Discharge in Shutdown Status
Thermal-Overload Protection
Output Current Limit
10nA Logic-Controlled Shutdown
Available in Multiple Output Voltage Versions
250mV at 250mA Output
at 250mA Output
Fixed Outputs of 1.5V, 1.8V, 2.5V, 2.8V, 2.85V,
3.0V, 3.3V
Low Power, Low Dropout,
GND
EN
IN
2
3
1
SGM2014
SOT23-5
RMS
TYP(10Hz to 100kHz)
(TOP VIEW)
4
5
OUT
BP
REV. A

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SGM2014-1.5 Summary of contents

Page 1

... Systems requiring a quiet voltage source, such as RF applications, will benefit from the SGM2014 series’ ultra low output noise (30µVRMS) and high PSRR. An external noise bypass capacitor connected to the device’s BP pin can further reduce the noise level ...

Page 2

... Exposure to absolute maximum rating conditions for extended periods may affect device reliability. BLOCK DIAGRAM SPECIFIED ORDERING TEMPERATURE NUMBER RANGE SGM2014-1.5YN5/TR - 40°C to +85°C SGM2014-1.8YN5/TR - 40°C to +85°C SGM2014-2.5YN5/TR - 40°C to +85°C SGM2014-2.8YN5/TR - 40°C to +85°C SGM2014-2.85YN5/TR - 40° ...

Page 3

... T = +25°C 0. +125°C 0. +25°C 0. +125°C 0. +25° 160 10 for OUT IN OUT SGM2014 MAX UNITS 5 2 135 µA mV 400 0.15 %/V 0.003 %/mA µV RMS 0.4 1 µA 1 µA µs ℃ ℃ + 1V. (Only ...

Page 4

... Shutdown Input. A logic low reduces the supply current to 10nA. Connect to IN for normal operation Reference-Noise Bypass. Bypass with a low-leakage 0.01µF ceramic capacitor for reduced noise at the output. 5 OUT Regulator Output. INPUT 2.5V TO 5.5V OUT SGM 1μF 2014 OFF GND FUNCTION 4 OUTPUT C OUT 1μ 0.01μF SGM2014 ...

Page 5

... Load Current(mA) Ground Pin Current vs.Input Voltage 200 V = 3.3V OUT No Load 160 120 Input Voltage(V) Output Voltage vs.Input Voltage 6 No Load 5 V OUT 2.5V OUT Input Voltage(V) SGM2014 200 250 3. ...

Page 6

... A 120 100 125 150 175 200 225 250 Load Current(mA) Current limit vs.Temperature 1000 900 800 700 V = 3.3V 600 OUT 500 400 V = 2.5V 300 OUT 200 100 -40 - Temperature(℃) SGM2014 I = 150mA LOAD V = 3.3V OUT 2.5V OUT 60 85 ...

Page 7

... TYPICAL OPERATING CHARACTERISTICS +2.5V (whichever is greater OUT(NOMINAL) = 1µ 1µ 0.01µ OUT +25℃, unless otherwise noted. A SGM2014 ...

Page 8

... OUT 10 100 1000 f = 10Hz to 100kHz C = 0.01μ 10μF OUT 100 1000 8 = 0.01µ +25℃, unless otherwise noted Output Noise Spectral Density vs.Frequency 10μF OUT 0.01 0.01 0 Frequency(kHz) SGM2014 C = 0.01μ 50mA LOAD C = 1μF OUT 100 1000 ...

Page 9

... APPLICATION NOTES When LDO is used in handheld products, attention must be paid to voltage spikes which could damage SGM2014. In such applications, voltage spikes will be generated at changer interface and V interface when changer adapters and USB equipments are hot-plugged. Besides this, handheld products will be tested on the production line without battery. Test engineer will apply power from the connector pin which connects with positive pole of the battery ...

Page 10

... Min Max 1.250 0.041 0.049 0.100 0.000 0.004 1.150 0.041 0.045 0.400 0.012 0.016 0.200 0.004 0.008 3.020 0.111 0.119 1.700 0.059 0.067 2.950 0.104 0.116 0.950TYP 0.037TYP 2.000 0.071 0.079 0.700REF 0.028REF 0.600 0.012 0.024 0° 8° 0° 8° SGM2014 ...

Page 11

... REVISION HISTORY Location 08/2007— Data Sheet REV Microelectronics Co., Ltd A2608, NO.72 North Road Xisanhuan, Haidian District, Beijing, China 100037 Tel: 86-10-51798160/80 Fax: 86-10-51798180-803 www.sg-micro.com 11 Page SGM2014 ...

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