MAX1631EAI

MAX1631EAI, power-supply controller, SOP, -6V to 0.3V, 200mA, 762mW

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Price:: US $1.00~9.90 / piece [Get Latest Price]

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PartNumber:: MAX1631EAI

Brand:: Maxim Integrated Products - Maxim | Pack: SOP | D/C: 06+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
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Products Upload time: 2012-12-10

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Part Number:MAX1631EAI
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Product Summary

The MAX1631EAI is a buck-topology, step-down, switch-mode, power-supply controller that generates logic-supply voltages in battery-powered systems. The MAX1631EAI includes onboard power-up sequencing, power-good signaling with delay, digital soft-start, secondary winding control, low dropout circuitry, internal frequency-compensation networks, and automatic bootstrapping. The applications of the MAX1631EAI include Notebook and Sub-notebook Computers, PDAs and Mobile Communicators, Desktop CPU Local DC-DC Converters.

Parametrics

MAX1631EAI absolute maximum ratings: (1)V+ to GND: -0.3V to +36V; (2)PGND to GND: ±0.3V; (3)VL to GND: -0.3V to +6V; (4)BST3, BST5 to GND: -0.3V to +36V; (5)LX3 to BST3: -6V to +0.3V; (6)LX5 to BST5: -6V to +0.3V; (7)REF, SYNC, SEQ, STEER, SKIP, TIME/ON5, SECFB, RESET to GND: -0.3V to +6V; (8)VDD to GND: -0.3V to +20V; (9)RUN/ON3, SHDN to GND: -0.3V to (V+ + 0.3V); (10)12OUT to GND: -0.3V to (VDD + 0.3V); (11)DL3, DL5 to PGND: -0.3V to (VL + 0.3V); (12)DH3 to LX3: -0.3V to (BST3 + 0.3V); (13)DH5 to LX5: -0.3V to (BST5 + 0.3V); (14)VL, REF Short to GND: Momentary; (15)12OUT Short to GND: Continuous; (16)REF Current: +5mA to -1mA; (17)VL Current: +50mA; (18)12OUT Current: +200mA; (19)VDD Shunt Current: +15mA; (20)Operating Temperature Ranges: -40℃ to +85℃; (21)Storage Temperature Range: -65℃ to +160℃; (22)Continuous Power Dissipation (TA = +70℃); (23)SSOP (derate 9.52mW/℃ above +70℃): 762mW; (24)Lead Temperature (soldering, 10sec): +300℃.

Features

MAX1631EAI features: (1)96% Efficiency; (2)+4.2V to +30V Input Range; (3)2.5V to 5.5V Dual Adjustable Outputs; (4)Selectable 3.3V and 5V Fixed or Adjustable Outputs (Dual Mode.); (5)12V Linear Regulator; (6)Adjustable Secondary Feedback (MAX1631/MAX1634); (7)5V/50mA Linear Regulator Output; (8)Precision 2.5V Reference Output; (9)Programmable Power-Up Sequencing; (10)Power-Good (RESET) Output; (11)Output Overvoltage Protection (MAX1630/MAX1631/MAX1632); (12)Output Undervoltage Shutdown (MAX1630/MAX1631/MAX1632); (13)200kHz/300kHz Low-Noise, Fixed-Frequency Operation; (14)Low-Dropout, 99% Duty-Factor Operation; (15)2.5mW Typical Quiescent Power (+12V input, both SMPSs on); (16)4μA Typical Shutdown Current; (17)28-Pin SSOP Package.