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| 型号： | SI9120DY-T1-E3 |
| 厂商： | Vishay Siliconix |
| 文件页数： | 2/10页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR UNIV SWMODE 16SOIC |
| 标准包装： | 1 |
| 输出隔离： | 隔离 |
| 频率范围： | 40kHz ~ 1MHz |
| 输入电压： | 9.5 V ~ 13.5 V |
| 输出电压： | 4V |
| 功率（瓦特）： | 900mW |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 16-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-SOIC |
| 包装： | 标准包装 |
| 其它名称： | SI9120DY-T1-E3DKR |
Si9120
Vishay Siliconix
ABSOLUTE MAXIMUM RATINGS
Voltages Referenced to ? V IN (Note: V CC < +V IN + 0.3 V)
V CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 V
+V IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450 V
Logic Inputs (RESET
SHUTDOWN, OSC IN, OSC OUT) . . . . . . . . . . . . . . . ? 0.3 V to V CC + 0.3 V
Linear Input
(FEEDBACK, SENSE, BIAS, V REF ) . . . . . . . . . . . . . . . . . . . . . . ? 0.3 V to 7 V
HV Pre-Regulator Input Current (continuous) . . . . . . . . . . . . . . . . . . . . 5 mA a
Continuous Output Current (Source or Sink) . . . . . . . . . . . . . . . . . . . 125 mA
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ? 65 to 150 _ C
Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ? 40 to 85 _ C
Junction Temperature (T J ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 _ C
Power Dissipation (Package) b
16-Pin Plastic DIP (J Suffix) c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750 mW
16-Pin SOIC (Y Suffix) d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 900 mW
Thermal Impedance ( Q JA )
16-Pin Plastic DIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167 _ C/W
16-Pin SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 _ C/W
Notes
a. Continuous current may be limited by the applications maximum input
voltage and the package power dissipation.
b. Device mounted with all leads soldered or welded to PC board.
c. Derate 6 mW/ _ C above 25 _ C.
d. 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.5 V to 13.5 V
+V IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 V to 450 V
f OSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 kHz to 1 MHz
SPECIFICATIONS a
R OSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 k W to 1 M W
Linear Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V CC ? 3 V
Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V CC
Parameter
Symbol
Specific Test Conditions
DISCHARGE = ? V IN = 0 V,
V CC = 10 V +V IN = 300 V
R BIAS = 390 k W , R OSC = 330 k W
TEMP B
LIMITS
D Suffix ? 40 to 85 _ C
MIN C TYP D MAX C
Unit
Reference
Output Voltage
Output Impedance e
Short Circuit Current
Temperature Stability e
V R
Z OUT
I SREF
T REF
OSC IN = ? V IN (OSC Disabled)
R L = 10 M W
V REF = ? V IN
Room
Full
Room
Room
Full
3.88
3.82
15
70
4.0
30
100
0.5
4.12
4.14
45
130
1.0
V
k W
m A
mV/ _ C
Oscillator
Maximum Frequency e
f MAX
R OSC = 0
Room
1
3
MHz
Initial Accuracy
Voltage Stability
Temperature Coefficient e
f OSC
D f/f
T OSC
C STRAY Pin 9 v 5 pF
R OSC = 330 k W
C STRAY Pin 9 v 5 pF
R OSC = 150 k W
D f/f = f(13.5 V) ? f(9.5 V) / f(9.5 V)
Room
Room
Room
Full
80
160
100
200
10
200
120
240
15
500
kHz
%
ppm/ _ C
Error Amplifier
Feedback Input Voltage
Input BIAS Current
Input OFFSET Voltage
V FB
I FB
V OS
FB Tied to COMP
OSC IN = ? V IN (OSC Disabled)
OSC IN = ? V IN , V FB = 4 V
OSC IN = ? V IN
Room
Room
Room
3.92
25
" 15
4.08
500
" 40
V
nA
mV
Open Loop Voltage Gain e
Unity Gain Bandwidth e
A VOL
BW
OSC IN = ? V IN
OSC IN = ? V IN
Room
Room
60
1.0
80
1.5
dB
MHz
www.vishay.com
2
Document Number: 70006
S-42042—Rev. H, 15-Nov-04
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