MIC5031 Datasheet, PDF (4/8 Pages) Micrel Semiconductor – High-Speed High-Side MOSFET Driver

MIC5031
Block Diagram
Micrel
C1
C2
CP1– CP1+ CP2– CP1+
VDD
CS
Bias
Regulator
Charge Pump
Oscillator
Voltage
Tripler
Osc. Disable
Gate Drive
Regulator
Gate
Driver
CTL
(TTL)
EN
(CMOS)
DLY
Overcurrent
Delay
Capacitor
(Optional)
Logic
Reset
Open-Load Detect
Current Limit
Delay
Voltage
Comp.
1.23V
Bandgap
Reference
Lockout
Latch
Ref.
Current
Amp.
MIC5031
Overtemp.
Detect
GND
V_SUPPLY
CB
C3
G
External
N-Channel
MOSFET
Open-Load
Detect
Resistor
(Optional)
S
R1
RV
C4
RI
R2
FLAG
MIC5031 with External Components
MIC5031
4
August 1999