Datasheet

MAX8702/MAX8703
Dual-Phase MOSFET Drivers
with Temperature Sensor
_______________________________________________________________________________________ 5
DH/DL RISE/FALL TIMES
vs. TEMPERATURE
MAX8702 toc05
TEMPERATURE (
°
C)
RISE/FALL TIME (ns)
10080604020
5
10
15
20
0
0 120
DH RISE
DH FALL
DL RISE
DL FALL
C
DH
= C
DL
= 3nF
PROPAGATION DELAY vs. TEMPERATURE
MAX8702 toc06
TEMPERATURE (
°
C)
PROPAGATION DELAY (ns)
120906030
10
20
30
40
50
0
0 150
DL FALL TO DH RISE
PWM FALL TO DH FALL
PWM RISE TO DL FALL
C
DH
= C
DL
= 3nF
R
TSET
vs. TEMPERATURE
MAX8702 toc07
TEMPERATURE (
°
C)
R
TSET
(kΩ)
1301109070
10
20
30
40
50
60
70
0
50 150
TYPICAL SWITCHING WAVEFORMS
MAX8702 toc08
125ns/div
5V
0
5V
0
10V
0
0
A
B
C
D
A. PWM, 5V/div
B. DL, 5V/div
C. DH, 10V/div
D. LX, 10V/div
DH RISE AND DL FALL WAVEFORMS
MAX8702 toc09
20ns/div
5V
0
5V
0
10V
0
0
A
B
C
D
A. PWM, 5V/div
B. DL, 5V/div
C. DH, 10V/div
D. LX, 10V/div
DH FALL AND DL RISE WAVEFORMS
MAX8702 toc10
20ns/div
5V
0
5V
0
10V
0
0
A
B
C
D
A. PWM, 5V/div
B. DL, 5V/div
C. DH, 10V/div
D. LX, 10V/div
Typical Operating Characteristics (continued)
(Circuit of Figure 2. V
IN
= 12V, V
DD
= V
CC
= V
SHDN
= V
SKIP
= 5V, T
A
= +25°C unless otherwise noted.)