MIC4467 Datasheet, PDF (7/7 Pages) Micrel Semiconductor – Quad 1.2A-Peak Low-Side MOSFET Driver Bipolar/CMOS/DMOS

MIC4467/4468/4469
Quiescent Power Supply
Current vs. Supply Voltage
2.5
2.0
1.5
1.0
NO LOAD
BOTH INPUTS LOGIC "1"
T_A = 25°C
0.5
0
0
5
10
15
20
SUPPLY VOLTAGE (V)
Quiescent Power Supply
400 ^{Current vs. Supply Voltage}
300
200
150
100
50
0
0
NO LOAD
BOTH INPUTS LOGIC "0"
T_A = 25°C
5
10
15
20
SUPPLY VOLTAGE (V)
Test Figure 1
VS
1 µF FILM
IN₁
IN₁
IN₂
IN₂
IN₃
IN₃
IN₄
IN₄
0.1 µF CERAMIC
V_OUT
470 pF
INVERTING INPUT
+5V
V _INPUT
10%
V _OUTPUT
t_D1
t_F
18V
90%
0V
10%
NON-INVERTING INPUT
+5V
V _INPUT
10%
18V
V _OUTPUT
0V
90%
t_D1
t_R
10%
90%
t_D2
t_R
10%
90%
90%
90%
t_D2
t_F
10%
Micrel
Package Power Dissipation
1500
1250
14-PIN PDIP
SLOPE = –12 mW/°C
1000
750
500
16-PIN WIDE SOIC
250
SLOPE = –8 mW/°C
0
25
50
75
100 125 150
AMBIENT TEMPERATURE (°C)
Quad Driver Drives H Bridge to
Control Motor Speed and Direction
+5V TO +15V
MIC4467
CW
CCW
PWM SPEED
DC BRUSH
MOTOR
GND
5-86
April 1998