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Si9114A
Vishay Siliconix
www.vishay.com
2
Document Number: 70025
S-42044—Rev. E, 15-Nov-04
ABSOLUTE MAXIMUM RATINGS
Voltages Referenced to
V
IN
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+V
IN
(Note: V
CC
< +V
IN
+ 0.3 V)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Logic Input (SHUTDOWN, SYNC)
. . . . . . . . . . . . . . . .
Linear Inputs (FEEDBACK, SENSE,
SOFT-START)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HV Pre-Regulator Input Current (continuous)
Storage Temperature
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Junction Temperature (T
J
)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
200 V
0.3 V to V
CC
+ 0.3 V
0.3 V to V
CC
+ 0.3 V
. . . . . . . . . . . . . . . . . . . . .
5 mA
65 to 150 C
40 to 85 C
150 C
Power Dissipation (Package)a
14-Pin Plastic Dip (J Suffix)
b
14-Pin SOIC (Y Suffix)
c
750 mW
900 mW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Thermal Impedance (
14-Pin Plastic Dip
14-Pin SOIC
JA
)
167 C/W
140 C/W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Notes
a.
b.
c.
Device mounted with all leads soldered or welded to PC board.
Derate 6 mW/ C above 25 C.
Derate 7.2 mW/ C above 25 C.
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation
of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
RECOMMENDED OPERATING RANGE
Voltages Referenced to
V
IN
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+V
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
f
OSC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.5 V to 16.5 V
15 V to 200 V
20 kHz to 2 MHz
R
OSC
C
OSC
Linear Inputs
Digital Inputs
56 k to 1 M
47 pF to 200 pF
0 to V
CC
4 V
0 to V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SPECIFICATIONS
Test Conditions
Unless Otherwise Specified
Limits
D Suffix
40 to 85 C
Parameter
Symbol
Oscillator Disabled
V
IN
= 0 V, V
CC
= 10 V
Min
a
Typ
b
Max
a
Unit
Reference
OSC Disabled, T
A
= 25 C
OSC Disabled
Over Voltage and Temperature Ranges
c
3.94
4.0
4.06
Output Voltage
V
R
3.88
4.0
4.12
V
Short Circuit Current
I
SREF
V
R
/ I
R
V
REF
=
V
IN
I
REF
= 0 to
1 mA
30
5
mA
Load Regulation
10
40
mV
Oscillator
Initial Accuracy
f
OSCd
R
OSC
= 374 k , C
OSC
= 200 pF
R
OSC
= 70 k , C
OSC
= 200 pF
R
= 70 k , C
= 200 pF
f/f = [f(16.5 V)
f(9.5 V)] / f(9.5 V)
90
100
110
kHz
450
500
550
Voltage Stability
c
f/f
4
7
%
Temperature Coefficient
c
OSC TC
40
T
A
85 C, f
OSC
= 100 kHz
V
ROSC
5 V
V
ROSC
= V
CC
200
500
ppm/ C
Sync Output Current (Master Mode)
I
SYNC(M)
I
SYNC(S)
1.0
3.0
mA
Sync Output Current (Slave Mode)
1
500
nA
Error Amplifier (C
OSC
=
V
IN
OSC Disabled)
Input BIAS Current
I
FB
V
OS2
A
VOL
BW
V
FB
= 5 V, NI = V
REF
<1.0
200
nA
Input OFFSET Voltage
Open Loop Voltage Gain
c
Unity Gain Bandwidth
c
5
25
mV
65
80
dB
1.8
2.7
MHz
Output Current
I
OUT
Source (V
FB
= 3.5 V, NI = V
REF
)
Sink (V
FB
= 4.5 V, NI = V
REF
)
9.5 V
V
CC
2.7
1.0
mA
1.0
2.4
Power Supply Rejection
PSRR
16.5 V
50
80
dB