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| 型号： | MIC38C45YN |
| 厂商： | Micrel Inc |
| 文件页数： | 4/11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
Absolute Maximum Ratings
Zener Current (V DD ) ................................................... 30mA
Operation at ≥18V may require
special precautions (Note 6).
Supply Voltage (V DD ), Note 6 ........................................ 20V
Switch Supply Voltage (V D ) ........................................... 20V
Current Sense Voltage (V ISNS ) .......................–0.3V to 5.5V
Feedback Voltage (V FB ) .................................–0.3V to 5.5V
Output Current, 38C42/3/4/5 (I OUT ) ............................. 0.5A
Storage Temperature (T A ) ......................... –65°C to +150°C
Micrel, Inc.
Operating Ratings
Junction Temperature (T J ) ......................................... 150°C
Package Thermal Resistance
8-Pin Plastic DIP (θ JA ) .......................................125°C/W
8-Pin MSOP (θ JA ) ..............................................250°C/W
8-Pin SOIC (θ JA ) ................................................170°C/W
14-Pin Plastic DIP (θ JA ) ......................................90°C/W
14-Pin SOIC (θ JA ) ..............................................145°C/W
Electrical Characteristics
V DD = 15V, Note 4 ; R T = 11.0k; C T = 3.3nF; –40°C ≤ T A ≤ 85°C; unless noted
Parameter
Test Conditions
Min
Typ
Max
Units
Reference Section
Output Voltage
Line Regulation
Load Regulation
Temp. Stability
Total Output Variation
Output Noise Voltage
T A = 25°C, I O = 1mA
12V ≤ V DD ≤ 18V, I O = 5μA, Note 6
1 ≤ I O ≤ 20mA
Note 1
Line, Load, Temp., Note 1
10Hz ≤ f ≤ 10kHz, T A = 25°C, Note 1
4.90
4.82
5.00
2
1
0.2
50
5.10
20
25
5.18
V
mV
mV
mV/°C
V
μV
Long Term Stability
Output Short Circuit
T A = 125°C, 1000 hrs., Note 1
–30
5
–80
25
–180
mV
mA
Oscillator Section
Initial Accuracy
Voltage Stability
Temp. Stability
Clock Ramp
Reset Current
Amplitude
T A = 25°C, Note 5
12 ≤ V DD ≤ 18V, Note 6
T MIN ≤ T A ≤ T MAX , Note 1
T A = 25°C, V RT/CT = 2V
T A = T MIN to T MAX
V RT/CT peak to peak
49
7.7
7.2
52
0.2
0.04
8.4
8.4
1.9
55
1.0
9.0
9.5
kHz
%
%/°C
mA
mA
Vp-p
Error Amp Section
Input Voltage
Input Bias Current
A VOL
Unity Gain Bandwidth
PSRR
Output Sink Current
Output Source Current
V OUT High
V OUT Low
V COMP = 2.5V
V FB = 5.0V
2 ≤ V O ≤ 4V
Note 1
12 ≤ V DD ≤ 18V
V FB = 2.7V, V COMP = 1.1V
V FB = 2.3V, V COMP = 5V
V FB = 2.3V, R L = 15k to ground
V FB = 2.7V, R L = 15k to V REF
2.42
65
0.7
60
2
–0.5
5
2.50
–0.1
90
1.0
14
–1
6.8
0.1
2.58
–2
1.1
V
μA
dB
MHz
dB
mA
mA
V
V
M9999-091107
4
September 2007
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| MIC38C43AYM | IC REG CTRLR BST FLYBK ISO 8SOIC |
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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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