nx2147 Microsemi Corporation, nx2147 Datasheet - Page 3

• Manufacturer Part Number: nx2147
• Description: Single Channel Mobile Pwm Controller With Dynamic Voltage Adjustment
• Manufacturer: Microsemi Corporation

Rev. 1.6
03/09/09
VCC UVLO
Under-voltage Lockout
threshold
Falling VCC threshold
ON and OFF time
TON operating current
ON -time
Minimum off time
VREF_OC voltage
VREF_OC voltage
Line regulation
OUTPUT voltage
Output range
VOUT shut down discharge
resistance
Soft start time
GPIO threshold
Output high
Output low
DO,D1 internal pull down
MOSFET
impedance
SW zero cross comparator
Offset voltage
High Side Driver
(CL=3300pF)
Output Impedance , Sourcing
Current
Output Impedance , Sinking
Current
Rise Time
Fall Time
Deadband Time
Low Side Driver
(CL=3300pF)
Output Impedance, Sourcing
Current
Output Impedance, Sinking
Current
Rise Time
Fall Time
Deadband Time
Over temperature
Threshold
Hysteresis
Rev. 1.8
12/28/09
N
PARAMETER
R
THdrv(Rise)
R
TLdrv(Rise)
THdrv(Fall)
Tdead(H to
V
R
Tdead(L to
TLdrv(Fall)
R
source
source
CC
sink
sink
SYM
_UVLO
H)
(Hdrv)
L)
(Ldrv)
(Hdrv)
(Ldrv)
VIN=15V, Rton=1Mohm
VIN=9V,VP=VOUT=0.75V,Rt
on=499k
VCC from 4 to 5.5
ENSW/MODE=GND
Ldrv going Low to Hdrv going
SW going Low to Ldrv going
High, 10% to 10%
High, 10% to 10%
Test Condition
10% to 90%
90% to 10%
10% to 90%
90% to 10%
I=200mA
I=200mA
I=200mA
I=200mA
2.475
Min
380
-2
0
2
0
TYP
390
590
155
4.1
3.9
2.5
1.5
1.5
1.5
1.5
0.5
15
30
13
50
50
30
50
50
10
15
5
2.525
MAX
NX2147
800
5.5
0.8
2
5
mohm
Units
ohm
ohm
ohm
ohm
ohm
mV
ms
uA
ns
ns
ns
ns
ns
ns
ns
ns
o
o
%
V
V
V
V
V
V
C
C
3