Si9110/9111
Vishay Siliconix
ABSOLUTE MAXIMUM RATINGS
Voltages Referenced to
−V
IN
(Note: V
CC
< +V
IN
+ 0.3 V)
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 V
+V
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 V
Logic Inputs (RESET,
SHUTDOWN, OSC IN, OSC OUT) . . . . . . . . . . . . . . .
−0.3
V to V
CC
+ 0.3 V
Linear Inputs
(FEEDBACK, SENSE, BIAS, V
REF
) . . . . . . . . . . . . . . .
−0.3
V to V
CC
+ 0.3 V
HV Pre-Regulator Input Current (continuous) . . . . . . . . . . . . . . . . . . . . . 5 mA
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
−65
to 150_C
Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
−40
to 85_C
Junction Temperature (T
J
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150_C
Power Dissipation (Package)a
14-Pin Plastic DIP (J Suffix)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750 mW
14-Pin SOIC (Y Suffix)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 900 mW
Thermal Impedance (Q
JA
)
14-Pin Plastic DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167_C/W
14-Pin SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140_C/W
Notes
a. Device mounted with all leads soldered or welded to PC board.
b. Derate 6 mW/_C above 25_C.
c. Derate 7.2 mW/_C above 25_C.
RECOMMENDED OPERATING RANGE
Voltages Referenced to
−V
IN
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.5 V to 13.5 V
+V
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 V to 120 V
f
OSC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 kHz to 1 MHz
R
OSC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 kW to 1 MW
Linear Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V
CC
−
3 V
Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V
CC
SPECIFICATIONS
Test Conditions
Unless Otherwise Specified
Parameter
Reference
Si9110
Output Voltage
V
R
OSC IN =
−
V
IN
(OSC Disabled)
R
L
= 10 MW
Si9111
Si9110
Si9111
Output
Impedance
Z
OUT
I
SREF
T
REF
V
REF
=
−V
IN
Short Circuit Current
Temperature Stability
Room
Room
Full
Full
Room
Room
Full
3.92
3.60
3.86
3.52
15
70
30
100
0.50
4.0
4.0
4.08
4.40
4.14
4.46
45
130
1.0
kW
mA
mV/_C
V
D Suffix
−40
to 85_C
Symbol
DISCHARGE =
−V
IN
= 0 V
V
V
CC
= 10 V, +V
IN
= 48 V
R
BIAS
= 390 kW , R
OSC
= 330 kW
Temp
Min
Typ
Max
Unit
Oscillator
Maximum Frequency
Initial Accuracy
Voltage Stability
Temperature Coefficient
f
MAX
f
OSC
Df/f
T
OSC
R
OSC
= 0
R
OSC
= 330 k, See Note f
R
OSC
= 150 k, See Note f
Df/f=f(13.5
V)
−
f(9.5 V)/ f(9.5 V)
Room
Room
Room
Room
Full
1
80
160
3
100
200
10
200
120
240
15
500
MHz
kHz
%
ppm/_C
Error Amplifier
Feedback Input Voltage
Input BIAS Current
Input OFFSET Voltage
Open Loop Voltage
Gain
e
Unity Gain Bandwidth
Dynamic Output Impedance
Output Current
Power Supply Rejection
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V
FB
I
FB
V
OS
A
VOL
BW
Z
OUT
I
OUT
PSRR
Source (V
FB
= 3.4 V)
Sink (V
FB
= 4.5 V)
9.5 V
v
V
CC
v
13.5 V
OSC IN =
−
V
IN
(OSC Disabled)
FB Tied to COMP
OSC IN =
−
V
IN
(OSC Disabled)
OSC IN =
−
V
IN
, V
FB
= 4 V
Si9110
Si9111
Room
Room
Room
Room
Room
Room
Room
Room
Room
Room
0.12
50
60
1
3.96
3.60
4.00
4.00
25
"15
80
1.3
1000
−2.0
0.15
70
2000
−1.4
4.04
4.40
500
"40
V
nA
mV
dB
MHz
W
mA
dB
Document Number: 70004
S-40751—Rev. G, 19-Apr-04
2
VISHAY [ VISHAY TELEFUNKEN ]
