Datasheet

MAX8552
High-Speed, Wide-Input,
Single-Phase MOSFET Driver
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= V
BST
= V
DLY
= V
EN
= 5V, V
GND
= V
PGND
= V
LX
= 0V; T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
=
+25°C.) (Note 1)
PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
= 4.5V 1.0 1.6
PWM = GND,
sourcing current
V
CC
= 5V 0.9
V
CC
= 4.5V 0.5 0.8
DL Driver Resistance
PWM = V
CC
,
sinking current
V
CC
= 5V 0.45
Ω
DH Rise Time (t
rDH
) PWM = V
CC
V
BST
= 5V, 3000pF load 14 ns
DH Fall Time (t
fDH
) PWM = GND V
BST
= 5V, 3000pF load 9 ns
DL Rise Time (t
rDL
) PWM = V
CC
V
CC
= 5V, 3000pF load 11 ns
DL Fall Time (t
fDL
) PWM = GND V
CC
= 5V, 3000pF load 8 ns
PWM falling (t
pDHf
)V
BST
= 5V 12
DH Propagation Delay
PWM = V
CC,
DL falling (t
pDHr
)
V
BST
= 5V 14
ns
PWM rising (t
pDLf
)9
DL Propagation Delay
PWM = GND,
LX falling (t
pDLr
)
V
BST
- V
LX
= 5V 16
ns
EN
V
PWM
= 0V or 6.5V, V
EN
= 0V or 6.5V,
V
CC
= 6.5V, T
A
= +25°C
0.01 1
Leakage Current
V
PWM
= 0V or 6.5V, V
EN
= 0V or 6.5V,
V
CC
= 6.5V, T
A
= +85°C
0.1
µA
Input-Voltage High Threshold V
CC
= 6.5V 2.5 V
Input-Voltage Low Threshold V
CC
= 4.5V 0.8 V
PWM
V
PWM
= 0V or 6.5V, V
EN
= 0V or 6.5V,
V
CC
= 6.5V, T
A
= +25°C
0.01 1
Leakage Current
V
PWM
= 0V or 6.5V, V
EN
= 0V or 6.5V,
V
CC
= 6.5V, T
A
= +85°C
0.1
µA
Input-Voltage High Threshold V
CC
= 6.5V 3.5 V
Input-Voltage Low Threshold V
CC
= 4.5V 1.2 V
Input Threshold Hysteresis 0.5 V
DLY
Delay Program Accuracy R
DLY
= 47kΩ, DL fall to DH rise 67.5 90.0 112.5 ns
Delay Disable-Detection
Threshold
4.0 4.7 V
Note 1: Specifications are production tested at T
A
= +25°C. Maximum and minimum limits are guaranteed by design and characterization.