Product Summary

The MAX1999EEI is a receive switch. It is ideal for 900 MHz ISM/Cellular and 1900 MHz PCS.

Parametrics

MAX1999EEI absolute maximum ratings: (1)V+, SHDN to GND: -0.3V to +25V; (2)BST_ to GND: -0.3V to +30V; (3)LX_ to BST_: -6V to +0.3V; (4)CS_ to GN: -2V to +6V; (5)VCC, LDO5, LDO3, OUT3, OUT5, ON3, ON5, REF, FB3, FB5, SKIP, PRO, PGOOD to GND: -0.3V to +6V; (6)DH3 to LX3: -0.3V to (VBST3 + 0.3V); (7)DH5 to LX5: -0.3V to (VBST5 + 0.3V); (8)ILIM3, ILIM5 to GND: -0.3V to (VCC + 0.3V); (9)DL3, DL5 to GND: -0.3V to (VLDO5 + 0.3V); (10)TON to GND: -0.3V to +6V; (11)LDO3, LDO5, REF Short Circuit to GND: Momentary; (12)LDO3 Current (Internal Regulator) Continuous: +100mA; (13)LDO3 Current (Switched Over to OUT3) Continuous: +200mA; (14)LDO5 Current (Internal Regulator) Continuous: +100mA; (15)LDO5 Current (Switched Over to OUT5) Continuous: +200mA; (16)Continuous Power Dissipation: 860mW; (17)Operating Temperature Range: -40 to +85℃; (18)Junction Temperature: +150℃; (19)Storage Temperature Range: -65 to +150℃; (20)Lead Temperature (soldering, 10s): +300℃.

Features

MAX1999EEI features: (1)No Current-Sense Resistor Needed; (2)Accurate Current Sense with Current-Sense Resistor; (3)1.5% Output Voltage Accuracy; (4)3.3V and 5V 100mA Bootstrapped Linear Regulators; (5)Internal Soft-Start and Soft-Stop Output Discharge; (6)Quick-PWM with 100ns Load Step Response; (7)3.3V and 5V Fixed or Adjustable Outputs (Dual Mode); (8)4.5V to 24V Input Voltage Range; (9)Ultrasonic Pulse-Skipping Mode (25kHz min); (10)Power-Good (PGOOD) Signal; (11)Overvoltage Protection Enable/Disable.

Diagrams

MAX1999EEI pin configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MAX1999EEI
MAX1999EEI

Maxim Integrated Products

DC/DC Switching Controllers

Data Sheet

Negotiable 
MAX1999EEI+
MAX1999EEI+

Maxim Integrated Products

DC/DC Switching Controllers Quad Out Main Power Supply Controller

Data Sheet

0-1: $8.72
1-25: $5.81
25-50: $4.22
50-100: $3.88
MAX1999EEI+T
MAX1999EEI+T

Maxim Integrated Products

DC/DC Switching Controllers Quad Out Main Power Supply Controller

Data Sheet

0-1953: $3.78
1953-2500: $3.78
MAX1999EEI-T
MAX1999EEI-T

Maxim Integrated Products

DC/DC Switching Controllers

Data Sheet

Negotiable