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参数资料
| 型号： | MIC38C45YN |
| 厂商： | Micrel Inc |
| 文件页数： | 3/11页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BST FLYBK ISO 8-DIP |
| 标准包装： | 50 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 500kHz |
| 占空比： | 50% |
| 电源电压： | 7.6 V ~ 20 V |
| 降压： | 是 |
| 升压： | 是 |
| 回扫： | 是 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 8-DIP（0.300"，7.62mm） |
| 包装： | 管件 |
| 产品目录页面： | 1091 (CN2011-ZH PDF) |
| 其它名称： | 576-2296 MIC38C45YN-ND |
MIC38C42/3/4/5
Pin Con?guration
COMP 1
MIC38C4x-1
14 V R E F
Micrel, Inc.
NC
2
13 N C
MIC38C4x
FB
3
12 VDD
COMP 1
8
VREF
NC
4
11 VD
FB
2
7
VDD
ISNS 5
10 OUT
ISNS 3
RT/CT 4
6
5
OUT
GND
NC 6
RT/CT 7
9
8
AGND
P GND
8-Pin DIP (N)
8-Pin SOIC (M)
8-Pin MSOP (MM)
Pin Description
14-Pin DIP (-1 B N)
14-Pin SOIC (-1 B M)
Pin Number
N, M, MM
1
2
3
4
Pin Number
-1 B N, -1 B M
1
2
3
4
5
6
7
Pin Name
COMP
NC
FB
NC
ISNS
NC
RT/CT
Pin Function
Compensation: Connect external compensation network to modify the error
ampli?er output.
Not internally connected.
Feedback (Input): Error ampli?er input. Feedback is 2.5V at desired output
voltage.
Not internally connected.
Current Sense (Input): Current sense comparator input. Connect to current
sensing resistor or current transformer.
Not internally connected.
Timing Resistor/Timing Capacitor: Connect external RC network to select
switching frequency.
5
8
9
GND
PGND
AGND
Ground: Combined analog and power ground.
Power Ground: N-channel driver transistor ground.
Analog Ground: Controller circuitry ground.
6
7
8
September 2007
10
11
12
13
14
OUT
VD
VDD
NC
VREF
Power Output: Totem-pole output.
Power Supply (Input): P-channel driver transistor supply input. Return to
power ground (PGND).
Analog Supply (Input): Controller circuitry supply input. Return to analog
ground (AGND).
Not internally connected.
5V Reference (Output): Connect external RC network.
3
M9999-091107
相关PDF资料 |
PDF描述 |
|---|---|
| MIC38C44AYM | IC REG CTRLR BST FLYBK ISO 8SOIC |
| MIC3838YMM | IC REG CTRLR ISO PWM 10-MSOP |
| MIC3839YMM | IC REG CTRLR ISO PWM 10-MSOP |
| MIC38C43AYM | IC REG CTRLR BST FLYBK ISO 8SOIC |
| MIC38C45AYM | IC REG CTRLR BST FLYBK ISO 8SOIC |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MIC-38-CABLE-MF-9 | 制造商:Emulation Technology Inc 功能描述:MICTOR 38 CABLE, MALE TO FEMALE, 9 INCHES LONG |
| MIC-38-CABLE-MM-6 | 制造商:Emulation Technology Inc 功能描述:38 PIN MICTOR CABLE, MALE TO MALE. 6 INCHES LONG |
| MIC38-CABLE-MM-9 | 制造商:Emulation Technology Inc 功能描述:RIBBON CABLE, MICTOR PLG 38WAY 0.229M BLK, No. of Conductors:38, Cable Length - Imperial:9", Cable Length - Metric:228.6mm, Connector Type A:MICTOR 38 Position Plug, Connector Type B:MICTOR 38 Position Plug, Jacket Color:Black , RoHS Compliant: No |
| MIC38HC42 | 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:BiCMOS 1A Current-Mode PWM Controllers |
| MIC38HC42_11 | 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:BiCMOS 1A Current-Mode PWM Controllers |
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