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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： | 3/5页 |
| 文件大小： | 100K |
| 代理商： | SI9108 |
Si9108
New Product
Vishay Siliconix
FaxBack 408-970-5600, request 70883
www.siliconix.com
S-62188—Rev. A, 05-Apr-99
3
PWM
Maximum Duty Cycle
D
MAX
Room
99.0
99.6
99.9
%
Dead Time
Room
100
ns
Minimum Duty Cycle
D
MIN
Room
0
%
Minimum Pulse Width Before
Pulse Drops Out
Current Limit
Room
110
175
ns
Threshold Voltage
V
SOURCE
R
L
= 100
from DRAIN to V
CC
V
FB
= 0 V
R
L
= 100
from DRAIN to V
V
SOURCE
= 1.5 V, See Figure 1
I
IN
= 10 μA
V
CC
≥
10 V
Room
0.8
1.0
1.2
V
Delay to Output
e
t
d
Room
200
300
ns
Input Voltage
+V
IN
+I
IN
Room
120
V
Input Leakage Current
Room
10
μA
Pre-Regulator Start-Up
Current
I
START
Pulse Width
≤
300 μs, V
CC
= 7 V
Room
8
15
mA
V
Pre-Regulator
Turn-Off Threshold Voltage
V
REG
I
PRE-REGULATOR
= 10 μA
Room
7.5
9.3
9.7
V
Undervoltage Lockout
V
UVLO
R
L
= 100
from DRAIN to V
CC
See Detailed Description
Room
7.0
8.7
9.2
V
REG
- V
UVLO
Supply
V
DELTA
Room
0.25
0.5
Supply Current
I
CC
I
BIAS
t
SD
t
SW
t
RW
Room
0.35
0.5
mA
Bias Current
Room
7.5
μA
SHUTDOWN Delay
V
SOURCE
= -V
IN
, See Figure 2
See Figure 3
Room
50
100
ns
SHUTDOWN Pulse Width
Room
50
RESET Pulse Width
Room
50
Latching Pulse Width
SHUTDOWN and RESET
Low
t
LW
Room
25
Input Low Voltage
V
IL
V
IH
Room
2.0
V
Input High Voltage
Room
8.0
Input Current
Input Voltage High
I
IH
V
IN
= 10 V
Room
1
5
μA
Input Current
Input Voltage Low
I
IL
V
IN
= 0 V
Room
-35
-25
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
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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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