MIC5022 Datasheet, PDF (5/9 Pages) Micrel Semiconductor – Half-Bridge MOSFET Driver

MIC5022
Typical Characteristics
Supply Current vs.
Supply Voltage
6.0
5.5
V_IN = 0V
5.0
4.5
4.0
3.5
3.0
2.5
2.0
V_IN = 5V
1.5
1.0
5
10 15 20 25 30 35 40
V_SUPPLY (V)
Gate Turn-On Delay vs.
Supply Voltage
2.5
2
1.5
V_{GATE H} = V_SUPPLY + 10V
1 ^CL ^{= C}H ^{= 1500pF}
C_BOOST = 0.01µF
0.5 NOTE: INCLUDES PROPAGATION
DELAY & CROSS CONDUCTION
LOCKOUT
0
5 10 15 20 25 30 35 40
V_SUPPLY (V)
Overcurrent Retry Duty
Cycle vs. Timing Capacitance
25
t_ON = 5µS
20
V_SUPPLY = 12V
15
HIGH SIDE
10 _NOTE:
t_ON, t_OFF TIME
5 ^INDEPENDENT
OF V_SUPPLY
0
0.1 1
10 100 1000 10000
C_TH (pF)
MIC5022
Gate to Source Voltage
vs. Supply Voltage
25
20
15
10
5
0
5 10 15 20 25 30 35 40
V_SUPPLY (V)
Gate Turn-On/Off Delay vs.
Gate Capacitance
5.0
4.5 ^VGATE H ^{= V}SUPPLY ^{+ 4V}
4.0 ^CL ^{= C}H
3.5 ^{VSUPPLY = 12V}
3.0
2.5 ^HIGH-SIDE
2.0
1.5
PROP.
DELAY
1.0
NOTE: INCLUDES PROPAGATION
0.5 DELAY & CROSS CONDUCTION
LOCKOUT
0.0
1x10⁰ 1x10¹ 1x10² 1x10³ 1x10⁴ 1x10⁵
C_GATE (pF)
Overcurrent Retry Duty
Cycle vs. Timing Capacitance
25.0
20.0
t_ON = 5µS
V_SUPPLY = 12V
15.0
LOW SIDE
10.0
5.0
0.0
0.1 1 10 100 1000 10000
C_TL (pF)
Sense Threshold vs.
Temperature
80
70
60
50
40
30
20
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
182
Micrel
Gate Turn-On Delay vs.
Supply Voltage
2.5
2.0
1.5
V_GATE = V_SUPPLY + 4V
1.0
C_L = C_H = 1500pF
C_BOOST = 0.01µF
0.5 NOTE: INCLUDES PROPAGATION
DELAY & CROSS CONDUCTION
LOCKOUT
0.0
5
10 15 20 25 30 35 40
V_SUPPLY (V)
Gate Turn-On/Off Delay vs.
Gate Capacitance
3.5
V_{GATE L} = 4V
3.0 ^CL ^{= C}H
V_SUPPLY = 12V
2.5
LOW-SIDE
2.0 NOTE: INCLUDES
PROPAGATION
DELAY & CROSS
CONDUCTION
1.5 LOCKOUT
PROP.
DELAY
1.0
1x10⁰ 1x10¹ 1x10² 1x10³ 1x10⁴ 1x10⁵
C_GATE (pF)
Input Current vs.
Input Voltage
100
V_SUPPLY = 12V
80
60
40
20
0
0 5 10 15 20 25
V_IN (V)
September 1999