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Maxim > Solutions > Computers: Notebook

Keep Alive

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Ultra-Low Output Voltage, Low-Quiescent-Current Linear Regulator for High-Temperature Applications
MAX16999

Low 13µA Quiescent-Current Linear Regulator Delivers Up to 100mA
QV  PDF 40V, Ultra-Low Quiescent-Current Linear Regulators in 6-Pin TDFN/8-Pin SO
MAX15006, MAX15007

Low 9µA Quiescent-Current Linear Regulators Ideal for Always-On Automotive Applications
QV  PDF 28V, 100mA, Low-Quiescent-Current LDO with Reset and Power-Fail Input/Output
MAX5091

100mA, 45µA IQ, LDO Regulator in High-Power Thermally Enhanced 8-Pin SO or TDFN Package
QV  PDF High-Efficiency, Triple-Output, Keep-Alive Power Supply for Notebook Computers
MAX1534, MAX1534ETE

High-Efficiency, Triple-Output, Keep-Alive Power Supply for Notebook Computers
QV  PDF 24V, 600mA Internal Switch, 100% Duty Cycle, Step-Down Converter
MAX1776

QV  PDF 24V Internal Switch, 100% Duty Cycle, Step-Down Converters
MAX1836, MAX1837

(Non-Notebook)



Key Specifications:   Linear Regulators
Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output POK/ Reset Output POK/ Reset Output Type Nominal POK/Reset Threshold (V) Min. Reset Pulse Width (ms) Watchdog Reverse Battery Protection Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX15007  1 4 40 3.3
5.0
0.3 50 18 No No  -   -   -  No No Automotive - General SOIC/8
THIN QFN (Dual)/6
10 -40 to +125
MAX5091  1 5 28 3.3
5.0
0.3 100 100 Yes Reset Open Drain Active Low Vout-10% 55 No No Automotive - General SOIC/8
THIN QFN (Dual)/8
10 -40 to +125
MAX15006  1 4 40 3.3
5.0
0.3 50 17 No No  -   -   -  No No Automotive - General SOIC/8
THIN QFN (Dual)/6
10 -40 to +125
See All Linear Regulators (138)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Preset VOUT (V) Digital/VID Programmed Output Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Fixed Freq/PWM Operation Operating Freq. (kHz) Internal Power Switch(es) Synchronous Rectifier Package Smallest Available Package (max w/pins) (mm2)
MAX1776  Step-Down 4.5 24 1  -  No 1.25 24 0.6 0.03 No 200 Yes No uMAX/8 16
MAX1836  Step-Down 4.5 24 1 3.3 No 1.25 24 0.125 0.025 No 200 Yes No SOT-23/6
THIN QFN (Dual)/6
9
MAX1837  Step-Down 4.5 24 1 3.3 No 1.25 24 0.25 0.025 No 200 Yes No SOT-23/6
THIN QFN (Dual)/6
9
MAX1534  Step-Down 4.5 24 1 1.8
3.3
No 1 5.5 0.3 0.03 No 200 Yes No THIN QFN/16 17
See All Switch-Mode DC-DC Power Supplies (418)




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