mx8830 Clare, Inc., mx8830 Datasheet - Page 4

• Manufacturer Part Number: mx8830
• Description: Synchronous Buck Mosfet Driver
• Manufacturer: Clare, Inc.

Electrical Characteristics
Power Supply Terminals
MX8830
Drawing No. 0883009
Parameter
Analog Supply
Voltage Range
High Gate Driver
Supply Voltage Range
Low Gate Driver
Supply Voltage Range
Floating Supply
Voltage Range
Analog Supply
Current
High Gate Driver
Supply Current
Analog Supply
Current
High Gate Driver
Supply Current
Digital Input Terminals
Parameter
Input Leakage Current
Input pull-down Current
Input pull-up Current
Input pull-up Current
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
PWM Input
Parameter
Input Current
PWM Rising Threshold
PWM Falling Threshold
Typical Three-State
Shutdown Window
I
I
BST_Shutdown
Symbol
DD_Shutdown
V
I
I
BST
DD
Symbol
Symbol
DD
I
V
PWM
V
I
IN
IH
IL
V
V
V
V
Normal Mode
PWM = V
Normal Mode
PWM = V
Shut Down Mode, LSD = V
SD
Shut Down Mode
LSD = PWM = V
DD
BST -
DD -
SW -
= PWM = V
___
LSD = SD = V
__
SD = V
___
LSD = V
V
V
V
V
V
V
V
PWM
PWM
DD
DD
PGND
SW
PGDN
= 5V
= 5V
PGND
PGND
= 5V
= 0V
__
PGND
PGND
Conditions
Conditions
PGND
PGND
Conditions
4
DD
DD
,
MX8830B/MX8830R/MX8830X
T
T
A
A
= -40°C to 85°C, V
= -40°C to 85°C, V
Min
Min
2.0
1.5
-1
-2
-2
2
Min
4.5
4.5
4.5
0.0
Typ
Typ
-250
250
-10
-10
3.7
1.3
DD
10
DD
= 5V, 4V < V
(See Timing Diagram)
= 5V, 4V < V
Typ
0.5
<1
10
www.claremicronix.com
2
Max
Max
-100
-100
100
0.8
3.6
1
Max
24.0
5.5
5.5
5.5
10
4
1
BST
BST
< 26V
Unit
Unit
< 26V
µA
µA
µA
µA
µA
µA
Unit
V
V
V
V
V
mA
mA
8/9/07
µA
µA
V
V
V
V