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厂商型号:

UC3845BN

芯天下内部编号:
390-UC3845BN
生产厂商:

stmicroelectronics

microsemi
描述:
C
客户编号:
规格书:

所示图像仅为示意图。请从产品数据表中获得准确的规格。

产品参数

Type Description
Package 8Mini-PDIP
Number of PWM Outputs 1
Output Current 1000(Max) mA
Switching Frequency 500 kHz
Maximum Duty Cycle 50 %
Operating Temperature -40 to 150 °C
Mounting Through Hole
Rise Time 50 ns
Standard Package Rail / Tube
Supplier Package Mini-PDIP
Standard Package Name PDIP
EU RoHS Compliant
Maximum Operating Temperature 70
Output Current 1000(Max)
Adjustable Output No
Switching Frequency 500
Rise Time 50
On/Off Pin No
Maximum Duty Cycle 50
Packaging Tube
Maximum Operating Supply Voltage 30
Control Method Current Mode PWM Controller
Fall Time 50
Minimum Operating Temperature 0
Pin Count 8
Synchronous Pin No
Topology Boost|Flyback
Matchcode UC3845BN
T(A) min -40°C
Unit Pack 50
Standard Leadtime 15 weeks
MOQ 4000
T(A) max 150°C
I(out) 1A
Automotive NO
f(s) 250000Hz
V(in) max 30V
Type SMPS
Leadfree Defin. RoHS-conform
Number of Outputs 1
Duty Cycle 50%
Flyback Yes
Buck No
Cuk No
Boost Yes
Isolated Yes
PWM Type Current Mode
Frequency - Max 500kHz
Voltage - Supply 8.2 V ~ 25 V
Inverting No
Doubler No
Divider No
Other Names STUC3845BN
Package/Case 8-DIP (0.300", 7.62mm)
rohs Lead free / RoHS Compliant
Dimensions 10.92 x 6.6 x 3.32mm
Fall Time 50ns
Height 3.32mm
Length 10.92mm
Maximum Operating Temperature +150 °C
Maximum Switching Frequency 500 kHz
Minimum Operating Temperature -40 °C
Mounting Type Through Hole
Package Type MiniPDIP
Width 6.6mm
Operating Supply Voltage 30 V
Product Category Switching Controllers
Factory Pack Quantity 50
Mounting Style Through Hole
Duty Cycle - Max 50 %
Output Voltage 4.90 V to 5.10 V
Package / Case PDIP-8
RoHS RoHS Compliant
Input Voltage :15V
Supply Voltage Min :12V
Supply Voltage Max :25V
Digital IC Case Style :DIP
No. of Pins :8
Frequency :250kHz
Operating Temperature Min :-40°C
Operating Temperature Max :150°C
MSL :-
SVHC :No SVHC (20-Jun-2013)
Base Number :3845
Controller Type :PWM
Device Marking :UC3845BN
IC Generic Number :3845
Logic Function Number :3845
No. of Outputs :1
Operating Frequency :500kHz
Operating Temperature Range :-40°C to +150°C
Output Current Max :1A
Output Energy per Cycle :5µJ
Output Voltage Max :5.1V
Output Voltage Min :4.90V
Power Dissipation Pd :1.25W
Power Supply IC Type :PWM controller
Resistance Temperature :100°C
Short Circuit Current :-100mA
Startup Current :0.3µA
Supply Voltage Range :12V to 25V
Turn Off Threshold Voltage :7.9V
Turn On Threshold Voltage :8.5V
Weight (kg) 0.0005
Tariff No. 85423990

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