MIC4103 Datasheet, PDF (2/17 Pages) Micrel Semiconductor – 100V Half Bridge MOSFET Drivers 3/2A Sinking/Sourcing Current

Micrel
Ordering Information
Part Number
MIC4103YM
MIC4104YM
MIC4103YML (coming soon)
MIC4104YML (coming soon)
Input
CMOS
TTL
CMOS
TTL
Junction Temp. Range
–40° to +125°C
–40° to +125°C
–40° to +125°C
–40° to +125°C
Package
8-Pin SOIC
8-Pin SOIC
8-Pin 3x3 MLF^®
8-Pin 3x3 MLF^®
MIC4103/4104
Pin Configuration
8-Pin SOIC (M)
8-Pin 3mm × 3mm MLF^® (ML)
Pin Description
Pin Number
1
2
3
4
5
6
7
8
Pin Name
VDD
HB
HO
HS
HI
LI
VSS
LO
Pin Function
Positive Supply to lower gate drivers. Decouple this pin to VSS (Pin 7).
Bootstrap diode connected to HB (pin 2).
High-Side Bootstrap supply. External bootstrap capacitor is required. Connect
positive side of bootstrap capacitor to this pin. Bootstrap diode is on-chip.
High-Side Output. Connect to gate of High-Side power MOSFET.
High-Side Source connection. Connect to source of High-Side power MOSFET.
Connect negative side of bootstrap capacitor to this pin.
High-Side input.
Low-Side input.
Chip negative supply, generally will be ground.
Low-Side Output. Connect to gate of Low-Side power MOSFET.
October 2007
2
M9999-100107-B