mic4468 Micrel Semiconductor, mic4468 Datasheet - Page 7

• Manufacturer Part Number: mic4468
• Description: Quad 1.2a-peak Low-side Mosfet Driver Bipolar/cmos/dmos
• Manufacturer: Micrel Semiconductor

MIC4467/4468/4469
Test Figure 1
Package Power Dissipation
July 2005
1500
1250
1000
750
500
250
1 µF FILM
IN
IN
IN
IN
IN
IN
IN
IN
0
25
1
1
2
2
3
3
4
4
16-PIN WIDE SOIC
SLOPE = –8 mW/°C
AMBIENT TEMPERATURE (°C)
50
V S
2.5
2.0
1.5
1.0
0.5
0
75
0
14-PIN PDIP
SLOPE = –12 mW/°C
Current vs. Supply Voltage
Quiescent Power Supply
0.1 µF CERAMIC
SUPPLY VOLTAGE (V)
100
5
NO LOAD
BOTH INPUTS LOGIC "1"
T = 25 °C
A
10
125
V
470 pF
OUT
150
15
V INPUT
V OUTPUT
+5V
18V
V
18V
V OUTPUT
+5V
INVE RTING INPU T
NON-INVE RTING INPU T
0V
INPUT
0V
20
10%
7
10%
Quad Driver Drives H Bridge to
Control Motor Speed and Direction
+5V TO +15V
CW
PWM SPEED
GND
400
300
200
150
100
50
0
CCW
90%
t
0
t
D1
D1
Current vs. Supply Voltage
Quiescent Power Supply
90%
t
SUPPLY VOLTAGE (V)
F
10%
5
NO LOAD
BOTH INPUTS LOGIC "0"
T = 25 °C
A
10%
t
R
10
MIC4467
10%
t
90%
90%
D2
15
t
90%
D2
t
10%
R
20
90%
MIC4467/4468/4469
t
F
Micrel, Inc.
DC BRUSH
MOTOR