isppac-powr1208 Lattice Semiconductor Corp., isppac-powr1208 Datasheet - Page 6

• Manufacturer Part Number: isppac-powr1208
• Description: In-system Programmable Power Supply Sequencing Controller And Monitor
• Manufacturer: Lattice Semiconductor Corp.

Lattice Semiconductor
High Voltage FET Drivers
Power-On-Reset
V
V
V
I
I
I
R
1. Maximum voltage of V
2. The high voltage driver outputs are set in software, HVOUT voltage range is between 8V and 12V. V
3. For high temperature operation from +85°C to +125°C, the lower HVOUT source current selections (0.5µA to 4.62µA) should not be used to
V
V
1. POR tests run with 10kΩ resistor pulled up to V
SOURCE
SOURCE
STEP
PP
PP
PP
SINK
LPOR
HPOR
Symbol
drive MOSFETs due to increased leakage current to GND. Select gate currents from 5.45µA to 50µA for high temperature use.
Range
Accuracy
Step
Symbol
Range
Accuracy
V
output is guaranteed to be driven low
V
output is guaranteed driven high, and device
initializes
DD
DD
supply threshold beyond which POR
supply threshold above which POR
Programmable gate driver voltage
(eight steps)
Absolute accuracy of V
voltage
Gate driver voltage step
Programmable I
(32 steps)
Programmable I
(16 steps)
Absolute accuracy of I
current
Relative current value, from any
I
Gate driver sink/discharge resistor
when setting FET driver to a LOW
state
SOURCE
PP
is not to exceed 7.5V over V
setting to the next
Parameter
Parameter
SOURCE
SOURCE
SOURCE
PP
current
current
DD.
output
DD.
(Note 1)
25°C
(Note 2)
FET Driver mode
-40°C to +85°C
FET Driver mode
+85°C to +125°C (Note 3)
-40°C to +125°C
I
FET Driver in OFF state
V
SOURCE
DD
V
V
= 2.25V
DD
DD
1-6
Conditions
ramping up
ramping up
> 0.5µA
Conditions
1
1
ispPAC-POWR1208 Data Sheet
Min.
Min.
5.45
-10
0.5
—
—
—
—
—
—
8
DD
values determine the maximum V
Typ.
Typ.
0.5
10
15
—
—
—
—
—
—
8
Max.
Max.
1.15
2.1
12
10
50
50
—
—
—
—
Units
Units
µA
µA
kΩ
%
%
%
V
V
V
V
PP.