Datasheet Linear Technology LTC2903-A1 — Datenblatt

Hersteller	Linear Technology
Serie	LTC2903-A1

Präzisions-Quad-Versorgungsmonitor in 6-poligem SOT-23

Datenblätter

PDF, 166 Kb, Revision: A, Datei hochgeladen: Oct 25, 2017

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Andere Optionen

LTC2903-B1 LTC2903-C1 LTC2903-D1 LTC2903-E1

Artikel

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Low Voltage Wizardry Provides the Ultimate Power-On Reset Circuit &mdash LT Journal
PDF, 135 Kb, Datei veröffentlicht: Dec 1, 2003
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DESIGN FEATURES Low Voltage Wizardry Provides the
Ultimate Power-On Reset Circuit
by Bob Jurgilewicz The Low Voltage
Reset Problem VRST
VIN Figure 2. Traditional NMOS pull-down circuit 14 5V
3.3V DC/DC
CONVERTER 2.5V
1.8V SYSTEM
LOGIC C1
0.1ВµF
C2
0.1ВµF LTC2903B-2
V1
RST
GND V4 V2 V3 Figure 1. Typical application using the LTC2903B for quad supply monitoring inside the chip). Second, there is a
limit to how small the external resistor
can be before the resistor overcomes
the pull-up strength of the PMOS
transistor. Third, low power systems
will suffer while the reset node is logic
high, since the external resistor will
continuously dissipate power. With
a 5V output and a 100kО© external …

Herstellerklassifikation

Monitor, Control and Protection > Supervisory Circuits > Quad or More Supply Monitors

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