MIC4426_05 Datasheet, PDF (6/9 Pages) Micrel Semiconductor – Dual 1.5A-Peak Low-Side MOSFET Driver

MIC4426/4427/4428
Electrical Characteristics
Rise and Fall Time vs.
Supply Voltage
70
C_L = 1000pF
60 T_A = 25°C
50
40
30
20
tR
10
tF
0
0
5
10
15
20
SUPPLY VOLTAGE (V)
Delay Time vs.
Temperature
35
30
C_L = 1000pF
V_S = 18V
t D2
25
20
15
t D1
10
5
0
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
Micrel, Inc.
35
30
25
20
15
10
5
0
0
Delay Time vs.
Supply Voltage
C_L = 1000pF
T_A = 25°C
t D2
t D1
5
10
15
20
SUPPLY VOLTAGE (V)
Supply Current vs.
Capacitive Load
80
70
T_A = 25°C
VS = 18V
400kHz
60
50
40
30
20
10
0
10
200
kHz
20kHz
100
1000
10000
CAPACITIVE LOAD (pF)
Rise and Fall Time vs.
Temperature
40
C_L = 1000pF
V_S = 18V
30
tF
tR
20
10
-75 -50 -25 0 25 50 75 100 125150
TEMPERATURE (°C)
Rise and Fall Time vs.
Capacitive Load
1k
T_A = 25°C
VS = 18V
100
tR
tF
10
1
10
100
1000
10000
CAPACITIVE LOAD (pF)
Supply Current vs. Frequency
30
T_A = 25°C
C_L = 1000pF
V_S = 18V
20
10 V
10
5V
0
1
10
100
1000
FREQUENCY (kHz)
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)
High Output vs. Current
1.20
T_A = 25°C
V_C = 5V
0.96
0.72
10 V
0.48
15 V
0.24
0
0 10 20 30 40 50 60 70 80 90 100
CURRENT SOURCED (mA)
Quiescent Power Supply Current
400
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)
Low Output vs. Current
1.20
T_A = 25°C
V_S = 5V
0.96
0.72
10 V
0.48
15 V
0.24
0
0 10 20 30 40 50 60 70 80 90 100
CURRENT SUNK (mA)
1250
Package Power Dissipation
1000
750
SOIC
500
PDIP
250
0
25 50
75 100 125 150
AMBIENT TEMPERATURE (°C)
M9999-042108
6
April 2008