Si9105
Vishay Siliconix
www.vishay.com
2
Document Number: 70003
S-42030—Rev. H, 15-Nov-04
ABSOLUTE MAXIMUM RATINGS
Voltages Referenced to −V
IN
(V
CC
< +V
IN
+ 0.3 V)
V
CC
15 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+V
IN
120 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
DS
200 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I
D
(Peak) (300 s pulse, 2% duty cycle) 2 A. . . . . . . . . . . . . . . . . . . . . . . . . . .
I
D
(rms) 250 mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Logic Inputs (RESET,
SHUTDOWN
, OSC IN) −0.3 V to V
CC
+ 0.3 V. . . . . . . . . . . . . . . . . . . . . . . . .
Linear Inputs (FEEDBACK, SOURCE) −0.3 V to 7 V. . . . . . . . . . . . . . . . . . .
HV Pre-Regulator Input Current (continuous) 5 mA. . . . . . . . . . . . . . . . . . . . .
Storage Temperature −65 to 125_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature −40 to 85_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Junction Temperature (T
J
) 150_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation (Package)
a
14-Pin Plastic DIP (J Suffix)
b
750 mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16-Pin Plastic Wide-Body SOIC (W Suffix)
c
900 mW. . . . . . . . . . . . . . . . . . .
20-Pin PLCC (N Suffix)
d
1400 mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Thermal Impedance (
JA
)
14-Pin Plastic DIP 167_C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16-Pin Plastic Wide-Body SOIC 140_C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
20-Pin PLCC 90_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
d. Derate 11.2 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
10 V to 13.5 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+V
IN
10 V to 120 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
f
OSC
40 kHz to 1 MHz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
R
OSC
25 k to 1 M. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Linear Inputs 0 to V
CC
− 3 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Digital Inputs 0 to V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SPECIFICATIONS
a
Test Conditions
Unless Otherwise Specified Limits
Parameter Symbol
DISCHARGE = −V
IN
= 0 V
V
CC
= 10 V, +V
IN
= 48 V
R
BIAS
= 820 k , R
OSC
= 910 k
Temp
b
Min
c
Typ
d
Max
c
Unit
Reference
Output Voltage V
R
OSC IN = V
IN
(OSC Disabled)
R
L
= 10 M
Room 3.92 4.00 4.08 V
Output Impedance
e
Z
OUT
OSC IN = −V
IN
Room 15 300 45 k
Short Circuit Current I
SREF
OSC IN = − V
IN
, V
REF
= −V
IN
Room 70 100 130 A
Temperature Stability
e
T
REF
OSC IN = −V
IN
Full 0.25 1.0 mV/_C
Long Term Stability
e
t = 1000 hrs, T
A
= 125_C Room 5.00 25.00 mV
Oscillator
Maximum Frequency
e
f
MAX
R
OSC
= 0 Room 1 3 MHz
Initial Accuracy f
OSC
See Note e Room 32 40 48 kHz
Voltage Stability f/f f/f = f (13.5 V) − f (9.5 V)/f (9.5 V) Room 10 15 %
Temperature Coefficient
e
T
OSC
Full 200 500 ppm/_C
Error Amplifier
Feedback Input Voltage V
FB
FB Tied to COMP
OSC IN = −V
IN
(OSC Disabled)
Room 3.96 4 4.04 V
Input BIAS Current I
FB
OSC IN = −V
IN
, V
FB
= 4 V Room 25 500 nA
Open Loop Voltage Gain
e
A
VOL
OSC IN = −V
IN
(OSC Disabled) Room 60 80 dB
Input Offset Voltage V
OS
Room "15 "40 mV
Unity Gain Bandwidth
e
BW
OSC IN = −V
IN
Room 0.5 0.8 MHz
Dynamic Output Impedance Z
OUT
Room 1 k
Source (V
FB
= 3.4 V) Room −1.2 −0.32
Output Current I
OUT
Sink (V
FB
= 4.5 V) Room 0.05 0.08
mA
Power Supply Rejection PSRR 10 V v V
CC
v 13.5 V Room 70 dB