MAX17491GTA+ Maxim Integrated Products, MAX17491GTA+ Datasheet - Page 3

• Manufacturer Part Number: MAX17491GTA+
• Description: MOSFET & Power Driver ICs Notebook MOSFET Driver
• Manufacturer: Maxim Integrated Products

Specifications of MAX17491GTA+

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
Note 1: Limits are 100% production tested at T
(Circuit of Figure 1, V
DL Driver Sink Current
Zero-Crossing Threshold
Boost On-Resistance
PWM Input Levels
PWM Input Current
Midlevel Shutdown Hold
Time
Thermal-Shutdown
Threshold
300
250
200
150
100
50
0
PARAMETER
Input Threshold
Input Current
0
correlation using statistical-quality-control (SQC) methods.
PACKAGE-POWER DISSIPATION
200
vs. PWM FREQUENCY
Single-Phase Synchronous MOSFET Driver
PWM FREQUENCY (kHz)
400
A: C
B: C
DD
_______________________________________________________________________________________
DD
600
DH
DH
= V
= 5V, C
= 3.3nF, C
= 1.5nF, C
SKIP
800
SYMBOL
R
I
DL_SINK
T
ON(BST)
I
I
DL
DL
t
V
PWM
SKIP
SHDN
DH
MID
= 5V, T
1000
ZX
= 3.3nF
= 6.8nF
= 3nF, C
B
A
1200
A
= -40°C to +105°C, unless otherwise noted. Typical values are at T
DL forced to 2.5V
GND - LX,
V
High (DH = high, DL = low)
Midlevel
Low (DH = low, DL = high)
Sink; PWM forced to V
Source; PWM forced to GND
Rising edge
Falling edge
Sink;
Hysteresis = 20°C
DD
DL
= 5V, DH = LX = GND (pulldown state), I
500
450
400
350
300
250
200
150
100
A
= 3nF, T
50
0
= +25°C. Maximum and minimum limits over temperature are guaranteed through
1000
vs. CAPACITIVE LOAD ON DH AND DL
forced to 0.8V to V
PACKAGE-POWER DISSIPATION
2500
A
= +25°C, unless otherwise noted.)
= GND
4000
CAPACITANCE (pF)
CONDITIONS
DD
5500
Typical Operating Characteristics
7000
DD
A: 300kHz
B: 600kHz
C: 1MHz
, T
8500 10,000
A
= +25°C
C
B
A
BST
= 10mA
30
25
20
15
10
5
0
1000
V
V
DD
DD
-370
MIN
110
120
2500
0.4
0.4
0.8
-4
DL RISE AND FALL TIMES
/2 -
-
vs. CAPACITIVE LOAD
4000
CAPACITANCE (pF)
A
+160
-200
TYP
200
300
1.5
1.7
1.5
= +25°C.) (Note 1)
-2
8
5
5500
V
7000
+ 0.4
MAX
-110
RISE TIME
370
600
-0.5
FALL TIME
DD
0.4
2.4
8
C
/2
DL
8500 10,000
= C
UNITS
DH
mV
μA
ns
μA
°C
A
V
V
3