MIC2619 Datasheet, PDF (2/15 Pages) Micrel Semiconductor – 1.2MHz PWM Boost Converter with OVP

Micrel, Inc.
Ordering Information
Part Number
Marking⁽¹⁾
Overvoltage
Protection
MIC2619YD6
2619
Programmable
Note:
1. Under bar( ) symbol may not be to scale.
Junction Temp.
Range
-40°C to +125°C
Package
Thin SOT-23-6
MIC2619
Lead Finish
Lead Free
Pin Configuration
6-Pin TSOT-23 (YD6)
Pin Description
Pin Number Pin Name Pin Function
1
SW
Switch Node (Input): Internal power bipolar collector.
2
GND Ground.
3
FB
Feedback (Input): Output voltage sense node. Connect external resistor network to set
output voltage. Nominal feedback voltage is 1.265V.
4
EN
Enable (Input): Logic high enables regulator. Logic low shuts down regulator. Do not
leave floating.
5
OVP
Over-Voltage Protection (Input): Programmable to 35V, adjustable through resistor divider
network.
6
VIN
Supply (Input): 2.8V to 6.5V for internal circuitry. Requires a minimum 1.0µF ceramic
capacitor.
March 2010
2
M9999-030410-A