MAX889SESA+ by Analog Devices

High-Frequency, Regulated, 200mA, Inverting Charge Pump


The MAX889 inverting charge pump delivers a regulated negative output voltage at loads of up to 200mA. The device operates with inputs from 2.7V to 5.5V to produce an adjustable, regulated output from -2.5V to -VIN. The MAX889 is available with an operating frequency of 2MHz (T version), 1MHz (S version), or 0.5MHz (R version). The higher switching frequency devices allow the use of smaller capacitors for space-limited applications. The lower frequency devices have lower quiescent current. The MAX889 also features a 0.1µA logic-controlled shutdown mode and is available in an 8-pin SO package. An evaluation kit, MAX889SEVKIT, is available.

Where to Buy

Prices starting from US$3.19

Distributor Stock
Logo for RS
RS
from US$3.93
176
in stock
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Logo for element14
element14
from US$3.30
228
in stock
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Farnell
from US$3.19
228
in stock
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Logo for Newark Electronics
Newark Electronics
from US$4.06
5
in stock
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Features

200mA Output Current
Up to 2MHz Switching Frequency
Small Capacitors (1µF)
+2.7V to +5.5V Input Voltage Range
Adjustable Regulated Negative Output (-2.5V to -VIN)
0.1µA Logic-Controlled Shutdown
Low 0.05Ω Output Resistance (in regulation)
Soft-Start and Foldback Current Limited
Short-Circuit and Thermal Shutdown Protected
8-Pin SO Package

Specifications

Topology InverterRegulated
VIN (V) (min) 2.7
VIN (V) (max) 5.5
IOUT (A) (typ) 0.2
Unadj. VOUT (V) -VIN
Adj. VOUT (V) (min) -VIN
Adj. VOUT (V) (max) -2.5
IQ (mA) (max) 7
Switching Frequency (kHz) 500
Oper. Temp. (°C) -40 to +85
Package/Pins See Data Sheet


MAX889SESA+ Semiconductors - ICs by Analog Devices

CHARGE PUMP ADJ INVERTING NSOIC-8

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

Specifications

Output Type Adjustable
Input Voltage Min 2.7V
Input Voltage Max 5.5V
DC / DC Converter IC Case NSOIC
No. of Pins 8Pins
Output Current 200mA
Fixed Output Voltage Nom. -
Adjustable Output Voltage Min -5.5V
Adjustable Output Voltage Max -2.5V
Topology Inverting
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
Output Voltage Max -2.5V
Output Voltage Min -5.5V

Alternative Descriptions

CHARGE PUMP, ADJ, INVERTING, NSOIC-8 | element14
MAX889SESA+,Voltage Regulators | RS
Charge Pump, Adj, Inverting, Nsoic-8 | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX889SESA+ ?

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Is the MAX889SESA+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX889SESA+ have stock available?

Authorised distributors including element14, Farnell, RS and Newark Electronics have stock available or on a lead time for MAX889SESA+ .

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