参数资料
| 型号： | UC3845BD1R2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 19/19页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR PWM CM 8-SOIC |
| 标准包装： | 1 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 275kHz |
| 占空比： | 50% |
| 电源电压： | 7.6 V ~ 30 V |
| 降压： | 无 |
| 升压： | 是 |
| 回扫： | 是 |
| 反相： | 是 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 是 |
| 工作温度： | 0°C ~ 70°C |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 包装： | 标准包装 |
| 其它名称： | UC3845BD1R2GOSDKR |
UC3844B, UC3845B, UC2844B, UC2845B
PACKAGE DIMENSIONS
SOIC ? 14
CASE 751A ? 03
ISSUE H
14
1
? A ?
8
? B ?
7
P 7 PL
0.25 (0.010)
M
B
M
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.127
(0.005) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
? T ?
SEATING
PLANE
G
D 14 PL
0.25 (0.010)
M
K
T B
C
S
A
S
R X 45 _
M
J
F
DIM
A
B
C
D
F
G
J
K
M
P
R
MILLIMETERS
MIN MAX
8.55 8.75
3.80 4.00
1.35 1.75
0.35 0.49
0.40 1.25
1.27 BSC
0.19 0.25
0.10 0.25
0 _ 7 _
5.80 6.20
0.25 0.50
INCHES
MIN MAX
0.337 0.344
0.150 0.157
0.054 0.068
0.014 0.019
0.016 0.049
0.050 BSC
0.008 0.009
0.004 0.009
0 _ 7 _
0.228 0.244
0.010 0.019
SOLDERING FOOTPRINT
7X
7.04
14X
1.52
1
14X
0.58
1.27
PITCH
DIMENSIONS: MILLIMETERS
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reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any
particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without
limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications
and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC
does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for
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any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture
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PUBLICATION ORDERING INFORMATION
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For additional information, please contact your local
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UC3844B/D
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相关代理商/技术参数 |
参数描述 |
|---|---|
| UC3845BDG | 功能描述:电流型 PWM 控制器 52kHz 1A Current PWM w/48% Duty Cycle Max RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| UC3845BDG | 制造商:ON Semiconductor 功能描述:IC CURRENT MODE PWM CTRL 25V SOIC-14 制造商:ON Semiconductor 功能描述:IC, CURRENT MODE PWM CTRL, 25V, SOIC-14 |
| UC3845BDR2 | 功能描述:电流型 PWM 控制器 52kHz 1A Current PWM RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| UC3845BDR2G | 功能描述:电流型 PWM 控制器 52kHz 1A Current PWM w/48% Duty Cycle Max RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| UC3845BDR2G-CUT TAPE | 制造商:ON 功能描述:UC3845B Series 36 V 275 kHz High Performance Current Mode Controller - SOIC-14 |
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