MIC5022 Datasheet, PDF (3/9 Pages) Micrel Semiconductor – Half-Bridge MOSFET Driver

MIC5022
Block Diagram
Sense H+
Sense H–
50mV
Input
Micrel
6V Internal Regulator
I₁
C_INT
2I₁
1.4V
15V
Fault
Normal
Q1
C_TH
V_DD
CHARGE
PUMP
V_BOOST
↑ _ONE-
↓ ^SHOT
10I₂
ON
OFF
6V
I₂
Gate H
Sense L+
Sense L–
50mV
6V
I₁
C_INT
2I₁
1.4V
Enable
Transistor Count: 188
Fault
Normal
Q1
15V
↑ _ONE-
↓ ^SHOT
10I₂
ON
OFF
6V
I₂
C_TL
Fault
V_DD
Gate L
Absolute Maximum Ratings
Supply Voltage (V_DD) .................................................. +40V
Input Voltage .................................................. –0.5V to 15V
Sense Differential Voltage .......................................... ±6.5V
Sense + or Sense – to Gnd .......................... –0.5V to +36V
Fault Voltage ............................................................... +36V
Current into Fault ....................................................... 50mA
Timer Voltage (C_T) ..................................................... +5.5V
V_BOOST Capacitor .................................................... 0.01µF
Operating Ratings
Supply Voltage (V_DD) .................................... +12V to +36V
Temperature Range
SOIC ...................................................... –40°C to +85°C
PDIP ....................................................... –40°C to +85°C
MIC5022
180
September 1999