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参数资料
| 型号： | SI9108 |
| 厂商： | Vishay Intertechnology,Inc. |
| 英文描述： | 1-W High-Voltage Switchmode Regulator |
| 中文描述： | 1 - W高电压开关模式稳压器 |
| 文件页数： | 2/5页 |
| 文件大小： | 100K |
| 代理商： | SI9108 |
Si9108
Vishay Siliconix
New Product
S-62188—Rev. A, 05-Apr-99
2
FaxBack 408-970-5600, request 70883
www.siliconix.com
ABS OLUT E MAX IMUM RAT INGS
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 μs 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 (
Θ
)
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
RECOMMENDED OPERAT ING 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
S PE CIFICAT IONS
a
Parameter
Symbol
Test Conditions
Unless Otherwise Specified
DISCHARGE = -V
= 0 V
V
= 10 V, +V
IN
= 48 V
R
BIAS
= 820 k
, R
OSC
= 910 k
Limits
D-Suffix, -40
°
C to 85
°
C
Unit
Temp
b
Min
c
Typ
d
Max
c
Reference
Output Voltage
V
R
OSC IN = V
(OSC Disabled)
R
L
= 10 M
OSC IN = -V
IN
OSC IN = - V
IN
, V
REF
= -V
IN
OSC IN = -V
IN
t = 1000 hrs, T
A
= 125
°
C
Room
3.92
4.00
4.08
V
Output Impedance
e
Z
OUT
I
SREF
T
REF
Room
15
300
45
k
Short Circuit Current
Temperature Stability
e
Long Term Stability
e
Oscillator
Maximum Frequency
e
Room
70
100
130
μA
Full
0.25
1.0
mV/
°
C
Room
5.00
25.00
mV
f
MAX
f
OSC
f/f
R
OSC
= 0
See Note e
Room
1
3
MHz
Initial Accuracy
Room
32
40
48
kHz
Voltage Stability
Temperature Coefficient
e
Error Amplifier
f/f = f (13.5 V) - f (9.5 V)/f (9.5 V)
Room
10
15
%
T
OSC
Full
200
500
ppm/
°
C
Feedback Input Voltage
V
FB
FB Tied to COMP
OSC IN = -V
IN
(OSC Disabled)
OSC IN = -V
IN
, V
FB
= 4 V
OSC IN = -V
IN
(OSC Disabled)
OSC IN = -V
IN
Room
3.96
4
4.04
V
Input BIAS Current
Open Loop Voltage Gain
e
I
FB
A
VOL
V
OS
BW
Room
25
500
nA
Room
60
80
dB
Input Offset Voltage
Unity Gain Bandwidth
e
Room
±15
±40
mV
Room
0.5
0.8
MHz
Dynamic Output Impedance
Z
OUT
Room
1
k
Output Current
I
OUT
Source (V
FB
= 3.4 V)
Sink (V
FB
= 4.5 V)
10 V
≤
V
CC
≤
13.5 V
Room
-1.2
-0.32
mA
Room
0.05
0.08
Power Supply Rejection
PSRR
Room
70
dB
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SI9108_04 | 制造商:VISHAY 制造商全称:Vishay Siliconix 功能描述:1-W High-Voltage Switchmode Regulator |
| SI9108DJ02 | 功能描述:开关变换器、稳压器与控制器 1W HV Switchmode Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| SI9108DJ02-E3 | 功能描述:开关变换器、稳压器与控制器 1W HV Switchmode Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| SI9108DN02 | 功能描述:开关变换器、稳压器与控制器 1W HV Switchmode Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| SI9108DN02-E3 | 功能描述:开关变换器、稳压器与控制器 1W High-Voltage Switchmode RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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