8 Terminals 10V~30V 8-Pin UC*84 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver
SOT-23
UC3842ADM Datasheet
non-compliant
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Specifications
Name
Value
Type
Parameter
Lifecycle Status
OBSOLETE (Last Updated: 1 month ago)
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154, 3.90mm Width)
Number of Pins
8
Weight
540.001716mg
Operating Temperature
0°C~70°C TA
Packaging
Tube
Published
1997
JESD-609 Code
e3
Pbfree Code
yes
Part Status
Discontinued
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
8
ECCN Code
EAR99
Terminal Finish
Matte Tin (Sn)
Subcategory
Switching Regulator or Controllers
Technology
BIPOLAR
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
500kHz
Time@Peak Reflow Temperature-Max (s)
40
Base Part Number
UC*84
Function
Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs
1
Output Voltage
5V
Output Type
Transistor Driver
Input Voltage-Nom
15V
Analog IC - Other Type
SWITCHING CONTROLLER
Operating Supply Current
11mA
Output Configuration
Positive
Output Current
1A
Voltage - Supply (Vcc/Vdd)
10V~30V
Quiescent Current
11mA
Output Power
25W
Control Features
Frequency Control
Topology
Boost, Buck, Flyback, Forward
Control Mode
CURRENT-MODE
Frequency - Switching
Up to 500kHz
Input Voltage (Max)
30V
Control Technique
PULSE WIDTH MODULATION
Rise Time
50ns
Synchronous Rectifier
No
Switcher Configuration
SINGLE
Max Duty Cycle
100 %
Isolation
Isolated
Duty Cycle (Max)
96%
RoHS Status
RoHS Compliant
Lead Free
Lead Free
UC3842ADM Product Details
UC3842ADM Overview
Capsuled in the 8-SOIC (0.154, 3.90mm Width) package, the switching controller suits most application needs. For 1 outputs, the dc motor controller is appropriate. Tube solid enclosure protects the pmic. With this function, you can deal with Transistor Driver dc switching's outputs (s). 10V~30V is the supply voltage and the operating voltage of the dc control. A 0°C~70°C TA dc switcher is not a problem. The switching controller is capable of switching at the Up to 500kHz position. A generalization of dc dc regulator can be made using Surface Mount. DCDC regulator is controlled efficiently by Frequency Control. The switch converters are connected to an analog IC with a SWITCHING CONTROLLER output. Switching converters are designed with the terminal (s) at position DUAL . Different dc switching's functions can be applied to 8 terminations. The control methods that these dc dc converter ics use include PULSE WIDTH MODULATION. The DC switcher's nominal voltage is 15V. You can find other relevant dc to dc converter ics by searching "UC*84". 8 pins are present on switching converter. Specially, switching converter corresponds to type Switching Regulator or Controllers. The test statistics indicate that DC regulator outputs a voltage of 5V. A maximum voltage of 30V is accepted by the dc to dc regulator as an input voltage. You should note that the dc dc regulator's usual output current is 1A. During power-up and power-down, the maximum duty cycle of the voltage regulator dc to dc is set to 100 %. Having a Surface Mount makes DC switcher suitable for most application and prototype designs. Switching controllers operate at 500kHz frequencies. In dormant mode, 11mA is used. The supply current of the voltage controller is 11mA.
UC3842ADM Features
Transistor Driver Outputs Switching Frequency: Up to 500kHz Frequency Control PULSE WIDTH MODULATION Max Duty Cycle: 100 % Frequency: 500kHz
UC3842ADM Applications
There are a lot of Microsemi Corporation UC3842ADM DC to DC converter applications.