MAX1897ETP+
RoHS 
RoHS compliant
RoHS compliantPackage 20-WQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
MAX1897 Buck Tube Quick-PWM? DC to DC switching controller 5mm 5.5V 200kHz 300kHz 550kHz -40C~85C TA
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Buying Options
Total Price: USD $1.15
Unit Price: USD $1.153703
≥1 USD $1.153703
≥10 USD $1.088393
≥100 USD $1.026789
≥500 USD $0.968664
≥1000 USD $0.913837
Inventory: 1172
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Width 5mm
Length 5mm
Height Seated (Max) 0.75mm
Technical
Max Frequency 550kHz
Switcher Configuration PUSH-PULL
Synchronous Rectifier Yes
Control Technique PULSE WIDTH MODULATION
Input Voltage (Max) 5.5V
Frequency - Switching 200kHz 300kHz 550kHz
Control Mode VOLTAGE-MODE
Topology Buck
Input Voltage (Min) 4.5V
Control Features Current Limit, Enable, On Time Control
Voltage - Supply (Vcc/Vdd) 4.5V~5.5V
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 5V
Output Type Transistor Driver
Qualification Status Not Qualified
Number of Outputs 1
Function Step-Down
Base Part Number MAX1897
Time@Peak Reflow Temperature-Max (s) 30
Terminal Pitch 0.65mm
Peak Reflow Temperature (Cel) 260
Terminal Form NO LEAD
Terminal Position QUAD
Technology BICMOS
Subcategory Switching Regulator or Controllers
Additional Feature ALSO REQUIRES A BATTERY VOLTAGE OF 4V TO 28V
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 20
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
JESD-609 Code e3
Series Quick-PWM?
Published 2002
Packaging Tube
Operating Temperature -40°C~85°C TA
Physical
Number of Pins 20
Surface Mount YES
Package / Case 20-WQFN Exposed Pad
Mounting Type Surface Mount
Alternative Model
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