MAX1722ELT+ by Analog Devices

1.5µA IQ, Step-Up DC-DC Converters in TSOT and µDFN


The MAX1722/MAX1723/MAX1724 compact, high-efficiency, step-up DC-DC converters are available in tiny, 5-pin TSOT packages. They feature an extremely low 1.5µA quiescent supply current to ensure the highest possible light-load efficiency. Optimized for operation from one to two alkaline or nickel-metal-hydride (NiMH) cells, or a single Li+ cell, these devices are ideal for applications where extremely low quiescent current and ultra-small size are critical. Built-in synchronous rectification significantly improves efficiency and reduces size and cost by eliminating the need for an external Schottky diode. All three devices feature a 0.5Ω N-channel power switch. The MAX1722/MAX1724 also feature proprietary noise-reduction circuitry, which suppresses electromagnetic interference (EMI) caused by the inductor in many step-up applications. The family offers different combinations of fixed or adjustable outputs, shutdown, and EMI reduction (see Selector Guide).

Where to Buy

Prices starting from US$1.08

Distributor Stock
Logo for Farnell
Farnell
from US$1.08
No stock
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Logo for Newark Electronics
Newark Electronics
from US$1.15
-
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Features

Up to 90% Efficiency
No External Diode or FETs Needed
1.5µA Quiescent Supply Current
0.1µA Logic-Controlled Shutdown
±1% Output Voltage Accuracy
Fixed Output Voltage (MAX1724) or Adjustable Output Voltage (MAX1722/MAX1723)
Up to 150mA Output Current
0.8V to 5.5V Input Voltage Range
0.91V Guaranteed Startup (MAX1722/MAX1724)
Internal EMI Suppression (MAX1722/MAX1724)
TSOT Package (0.9mm typ Height)
µDFN Package (2mm x 2mm x 0.75mm)

Specifications

VIN (V) (min) 0.8
VIN (V) (max) 5.5
VOUT1 (V) (min) 2
VOUT1 (V) (max) 5.5
IOUT1 (A) (max) 0.15
Switch Type Internal
Output Adjust. Method Resistor
Synchronous Switching? Yes
IQ (mA) (typ) 0.0015
Shutdown Mode Supply Current (µA) (typ) 0.1
# DC-DC Outputs 1
Package/Pins TSOT/5UDFN/6
BudgetaryPrice (See Notes) 0.81


MAX1722ELT+ Semiconductors - ICs by Analog Devices

DC/DC CONVERTER BOOST 5.5V UDFN-6

Status: Unknown
Series: MAX1722 Series
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Topology Boost (Step Up)
Input Voltage Min 910mV
Input Voltage Max 5.5V
No. of Outputs 1Outputs
DC / DC Converter IC Case µDFN
No. of Pins 6Pins
Output Current 150mA
Output Voltage Min 2V
Output Voltage Max 5.5V
Switching Frequency -
Operating Temperature Max 85°C
Product Range MAX1722 Series
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Dc/Dc Converter, Boost, 5.5V, Udfn-6 | Newark Electronics
DC/DC CONVERTER, BOOST, 5.5V, UDFN-6 | Farnell

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX1722ELT+ ?

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Is the MAX1722ELT+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX1722ELT+ have stock available?

Authorised distributors including Newark Electronics and Farnell have stock available or on a lead time for MAX1722ELT+ .

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