LM2726 NSC [National Semiconductor], LM2726 Datasheet - Page 4

• Manufacturer Part Number: LM2726
• Description: High Speed Synchronous MOSFET Drivers
• Manufacturer: NSC [National Semiconductor]

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LOGIC
V
V
I
t
t
V
V
POWER SUPPLY
I
I
TOP DRIVER
t
t
t
t
BOTTOM DRIVER
t
t
t
leak_EN
on_min
off_min
q_op
q_sd
4
6
3
5
8
2
7
Electrical Characteristics
LM2725
Electrical Characteristics
LM2726
VCC = CBOOT = 5V, SW = GND = 0V, unless otherwise specified. Typicals and limits appearing in plain type apply for T
VCC = CBOOT = 5V, SW = GND = 0V, unless otherwise specified. Typicals and limits appearing in plain type apply for T
= T
= T
IH_EN
IL_EN
IH_PWM
IL_PWM
Symbol
Symbol
J
J
= +25˚C. Limits appearing in boldface type apply over the entire operating temperature range.
= +25˚C. Limits appearing in boldface type apply over the entire operating temperature range.
(Continued)
EN Pin High Input
EN Pin Low Input
EN Pin Leakage Current
Minimum Positive Input
Pulse Width
(Note 4)
Minimum Negative Input
Pulse Width
(Note 5)
PWM_IN High Level
Input Voltage
PWM_IN Low Level
Input Voltage
Operating Quiescent
Current
Shutdown Quiescent
Current
Peak Pull-Up Current
Pull-Up Rds_on
Peak Pull-down Current
Pull-down Rds_on
Rise Time
Fall Time
Pull-Up Dead Time
Pull-Down Delay
Peak Pull-Up Current
Pull-up Rds_on
Peak Pull-down Current
Pull-down Rds_on
Rise Time
Fall Time
Pull-up Dead Time
Parameter
Parameter
Condition
EN = VCC = 5V
VCC = 5V, EN = 0V
When PWM_IN pin goes
high from 0V
When PWM_IN pin goes
low from 5V
Condition
PWM_IN = 0V
EN = 0V, PWM_IN = 0V
Test Circuit 1, V
R = 0.1
I
Test Circuit 2, V
R = 0.1
I
Timing Diagram, C
3.3nF
Timing Diagram
Timing Diagram, from
PWM_IN from Falling Edge
Test Circuit 3, V
R = 0.1
I
Test Circuit 4, V
R = 0.1
I
Timing Diagram, C
3.3nF
Timing Diagram
CBOOT
SW
VCC
GND
= I
= I
= I
HG
= I
LG
LG
HG
= 1.0A
= 1.0A
= 1.0A
= 1.0A
4
bias
bias
bias
bias
LOAD
LOAD
= 5V,
= 5V,
= 5V,
= 5V,
=
=
Min
Min
2.4
2.4
−2
−2
−3.2
−3.2
Typ
Typ
185
0.5
3.0
1.2
0.5
3.2
1.1
0.6
55
55
17
12
19
27
17
14
12
Max
Max
250
0.8
0.8
15
2
2
Units
Units
µA
µA
µA
A
A
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
A
A
A
A