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MOR286R3DV 参数 Datasheet PDF下载

MOR286R3DV图片预览
型号: MOR286R3DV
PDF下载: 下载PDF文件 查看货源
内容描述: 铁道部单路和双路DC / DC转换器 [MOR Single and Dual DC/DC Converters]
分类和应用: 转换器输出元件
文件页数/大小: 21 页 / 617 K
品牌: CRANE [ Crane Aerospace & Electronics. ]
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Crane Aerospace & Electronics Power Solutions  
MOR Single and Dual DC/DC Converters  
28 VOLT INPUT – 120 WATT  
SYNC AND INHIBIT  
OPERATING CONDITIONS AND CHARACTERISTICS  
Input Voltage Range  
Sync In (525 to 625 kHz)  
• Logic low 0.8 V max, duty cycle 15% to 50%  
• Logic high 4.5 V min, 9 V max  
• Referenced to input common  
Sync Out - Referenced to input common  
• 16 to 40 VDC continuous  
• 50 V for 120 msec transient  
Output Power  
• 66 to 120 W, depending on model  
Power Dissipation (Pd)  
Inhibit (INH1, INH2) : TTL Open Collector  
• Logic low (output disabled), V = 0.2 V max.  
• INH1 referenced to input common  
• 30 W  
Lead Soldering Temperature (10 sec per lead)  
• 300°C  
• INH2 referenced to output common  
Storage Temperature Range (Case)  
• –65°C to +150°C  
• Logic high (output enabled) open collector  
Case Operating Temperature (Tc)  
• –55°C to +125°C full power  
• –55°C to +135°C absolute  
Derating Output Power/Current  
• Linearly from 100% at 125°C to 0% at 135° C  
Output Voltage Temperature Coefficient  
• 100 ppm/°C typical  
MECHANICAL AND ENVIRONMENTAL  
Input to Output Capacitance  
• 150 pF typical  
Size (maximum)  
Current Limit  
3.005 x 1.505 x 0.400 inches (76.33 x 38.23 x 10.16 mm)  
• 125% of full load typical  
Isolation  
Available in a variety of packages. See cases U, V, W, Y, and Z  
for dimensions.  
• 100 megohm minimum at 500 V  
Audio Rejection  
Weight (maximum)  
• 40 dB typical  
110 grams typical  
Conversion Frequency  
• Free run mode, 25°C, 550 kHz typical  
480 kHz. min, 580 kHz max  
• External sync range 525 to 625 kHz  
Inhibit Pin Voltage (unit enabled)  
• INH1 = 13 V typ, INH2 = 8 V typical  
Undervoltage Lockout  
Screening  
Standard, ES, or 883 (Class H, QML). See “883, Class H, QML Products –  
Environmental Screeing” for more information.  
• 15.5 V input typical  
0.5 μΗ  
1.7 μΗ  
0.1 μΗ  
600 μF  
1.3 μΗ  
Positive  
Output  
Positive  
Input  
100 Ω  
600 μF  
Positive  
6 μF  
Sense  
6 μF  
Sense  
Return  
0.1 Ω  
100 Ω  
Input  
Output  
Common  
Common  
0.015 μF  
500 V  
0.015 μF  
500 V  
Share  
Share  
Trim  
Function  
Bias  
Supply  
FET  
Inhibit 1  
V
Secondary V  
S+  
CC  
Driver  
+
_
+
_
UVLO  
V
In  
PWM  
Controller  
V
Ref  
Secondary V  
CC  
Sync In  
Sync  
In / Out  
Inhibit 2  
Sync Out  
FIGURE 1: SIMPLIFIED SCHEMATIC – MOR2805S, SINGLE 5 VOLT OUTPUT – TYPICAL VALUES  
www.craneae.com  
Page 2 of 21  
Rev G - 20060418  
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