MAX8523EEE Maxim Integrated Products, MAX8523EEE Datasheet - Page 3

• Manufacturer Part Number: MAX8523EEE
• Description: MOSFET & Power Driver ICs Gate Driver
• Manufacturer: Maxim Integrated Products

Specifications of MAX8523EEE

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

ELECTRICAL CHARACTERISTICS
(V
(Note 1)
Note 1: Specifications at -40°C guaranteed by design.
(PV1 = PV2 = V
UNDERVOLTAGE PROTECTION
Supply Voltage Range
UVLO
I
I
I
I
DRIVER SPECIFICATIONS
DH_ Driver Resistance
DL_ Driver Resistance
PWM_ INPUT
Input Current
Input Voltage High
Input Voltage Low
VCC
VCC
PV
BST
BST1
800
700
600
500
400
300
200
100
_
0
_
= V
FREQUENCY (BOTH DRIVERS SWITCHING)
+ I
0
POWER DISSIPATION vs. SWITCHING
C
V
PV1
LS
PV1
CC
PARAMETER
= 6nF, C
= 6.5V
0.2
+ I
= V
CC
BST2
C
HS
0.4
LS
FREQUENCY (MHz)
PV2
= V
= 3nF
= 3nF, C
_______________________________________________________________________________________
C
+ I
= V
LS
DLY
0.6
High-Speed, Dual-Phase Gate Driver for
PV2
= 3nF, C
HS
BST1
= 5V, 3nF capacitive load, T
= 3nF
0.8
HS
= V
= 1.5nF
1.0
BST2
Multiphase, Step-Down Converters
V
V
DLY = V
Dynamic, R
PWM_ = GND
PWM_ = V
PWM_ = GND
PWM_ = V
250kHz
PWM_ = PGND1, V
PWM_ = V
PWM_ = PGND1, V
PWM_ = V
V
CC
CC
PWM
= 5V, V
1.2
rising
falling
_ = 0V or 6.5V
CC
PGND1
CC
CC
CC
CC
800
700
600
500
400
300
200
100
DLY
0
, V
, V
POWER DISSIPATION vs. CAPACITIVE LOAD
0
= 50kΩ
BST
PV
V
= V
A
CC
_ = 4.5V
BST
PV
_ = 4.5V
= +25°C, unless otherwise noted.)
= 6.5V
(BOTH DRIVERS SWITCHING)
PGND2
1
CONDITIONS
FREQ = 1.2MHz
_ = 4.5V
_ = 4.5V
CAPACITANCE (nF)
2
= V
LX1
3
FREQ = 600kHz
Typical Operating Characteristics
FREQ = 300kHz
= V
4
LX2
5
= 0V; T
6
A
= -40°C to +85°C, unless otherwise noted.)
14
12
10
8
6
4
2
0
0
MIN
3.25
4.5
3.0
2.5
C
DH
= C
1
DL
vs. CAPACITIVE LOAD
DL RISE AND FALL
DL RISE
TYP
CAPACITANCE (nF)
2
3
MAX
1.35
100
6.5
3.8
3.5
1.2
1.6
0.9
0.8
10
10
DL FALL
1
2
2
8
1
4
5
UNITS
mA
mA
mA
mA
µA
µA
µA
µA
Ω
Ω
V
V
V
V
6
3