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TPS7A3001DGNR Datasheet(PDF) 1 Page - Texas Instruments

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No. de pieza TPS7A3001DGNR
Descripción Electrónicos  TPS7A30 ??5-V, ??00-mA, Ultralow-Noise, Negative Linear Regulator
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

TPS7A3001DGNR Datasheet(HTML) 1 Page - Texas Instruments

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TPS7A49
IN
+18V
OUT
EN
GND
-
18V
TPS7A30
IN
OUT
EN
GND
EVM
+15V
-
15V
Product
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Reference
Design
TPS7A30
SBVS125D – AUGUST 2010 – REVISED JUNE 2015
TPS7A30 –35-V, –200-mA, Ultralow-Noise, Negative Linear Regulator
1 Features
3 Description
The TPS7A30 series of devices are negative, high-
1
Input Voltage Range: –3 V to –35 V
voltage (–35 V), ultralow-noise (15.1
μVRMS, 72-dB
Noise:
PSRR) linear regulators that can source a maximum
14
μVRMS (20 Hz to 20 kHz)
load of 200 mA.
15.1
μVRMS (10 Hz to 100 kHz)
These linear regulators include a CMOS logic-level-
Power-Supply Ripple Rejection:
compatible enable pin and capacitor-programmable
soft-start function that allows for customized power-
72 dB (120 Hz)
management schemes. Other features include built-in
≥ 55 dB (10 Hz to 700 kHz)
current limit and thermal shutdown protection to
Adjustable Output: –1.18 V to –33 V
safeguard
the
device
and
system
during
fault
conditions.
Maximum Output Current: 200 mA
Dropout Voltage: 216 mV at 100 mA
The TPS7A30 family is designed using bipolar
technology, and is ideal for high-accuracy, high-
Stable with Ceramic Capacitors
≥ 2.2 μF
precision instrumentation applications where clean
CMOS Logic-Level-Compatible Enable Pin
voltage
rails
are
critical
to
maximize
system
Built-In, Fixed, Current Limit and Thermal
performance. This design makes the device an
Shutdown Protection
excellent choice to power operational amplifiers,
analog-to-digital converters (ADCs), digital-to-analog
Packages: 8-Pin HVSSOP PowerPAD™ and
converters
(DACs),
and
other
high-performance
3-mm × 3-mm VSON
analog circuitry.
Operating Temperature Range:
In addition, the TPS7A30 family of linear regulators is
–40°C to 125°C
suitable for post dc-dc converter regulation. By
filtering out the output voltage ripple inherent to dc-dc
2 Applications
switching conversion, maximum system performance
Supply Rails for Operational Amplifiers, DACs,
is provided in sensitive instrumentation, test and
ADCs, and Other High-Precision Analog Circuitry
measurement, audio, and RF applications.
Audio
For applications that require positive and negative
Post DC-DC Converter Regulation and
high-performance rails, consider TI’s TPS7A49 family
Ripple Filtering
of
positive
high-voltage,
ultralow-noise
linear
regulators.
Test and Measurement
RX, TX, and PA Circuitry
Device Information(1)
Industrial Instrumentation
PART NUMBER
PACKAGE
BODY SIZE (NOM)
Base Stations and Telecom Infrastructure
HVSSOP (8)
3.00 mm × 3.00 mm
TPS7A30
–12-V and –24-V Industrial Buses
VSON (8)
3.00 mm × 3.00 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Post DC-DC Converter Regulation for High-Performance Analog Circuitry
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.


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