nx2114 Microsemi Corporation, nx2114 Datasheet - Page 3
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nx2114
Manufacturer Part Number
nx2114
Description
300khz & 600khz Synchronous Pwm Controller
Manufacturer
Microsemi Corporation
Datasheet
1.NX2114.pdf
(20 pages)
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Rev. 4.0
06/20/06
SS
Soft Start time
Oscillator (Rt)
Frequency
Ramp-Amplitude Voltage
Max Duty Cycle
Min Duty Cycle
Error Amplifiers
Transconductance
Input Bias Current
Comp SD Threshold
FB Under Voltage Protection
FB Under voltage threshold
High Side Driver(C
Output Impedance , Sourcing
Current
Output Impedance , Sinking
Current
Output Sourcing Current
Output Sinking Current
Rise Time
Fall Time
Deadband Time
Low Side Driver (C
Output Impedance, Sourcing
Current
Output Impedance, Sinking
Current
Output Sourcing Current
Output Sinking Current
Rise Time
Fall Time
Deadband Time
PARAMETER
L
L
=3300pF)
=3300pF)
R
THdrv(Rise)
R
TLdrv(Rise)
THdrv(Fall)
Tdead(H to
Tdead(L to
TLdrv(Fall)
R
R
source
source
sink
sink
V
SYM
Tss
RAMP
F
H)
Ib
(Hdrv)
L)
(Ldrv)
(Hdrv)
(Ldrv)
S
Fsw=300Khz, 2114
Fsw=600Khz, 2114A
2114
2114A
going High, 10% to 10%
Ldrv going Low to Hdrv
SW going Low to Ldrv
going High, 10%-10%
V
V
Test Condition
V
V
LDRV
PVCC
BST
10% to 90%
90% to 10%
10% to 90%
90% to 10%
HDRV
I=200mA
I=200mA
I=200mA
I=200mA
-V
-PGND=5V
-V
-V
HDRV
LDRV
SW
=5V
=5V
=5V
Min
NX2114/2114A
1900
TYP
300
600
3.4
1.7
1.7
0.3
0.4
1.1
0.8
1.1
0.5
94
10
50
50
30
50
50
30
2
2
2
4
MAX
0
Units
umho
ohm
ohm
ohm
ohm
kHz
kHz
mS
nA
ns
ns
ns
ns
ns
ns
%
%
V
V
V
A
A
A
A
3