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EPM12V2 Evaluation kit user guide

Содержание EPM12V2

Страница 1: ...EPM12V2 Evaluation kit user guide ...

Страница 2: ...ase do not remove the product from the EVK This product is an ESD sensitive component and should be tested in an ESD protected area The EVK is designed to operate in clean and dust free office or laboratory The EVK should be protected from sunlight and sources of heat and making sure air is flowing across the tool Please keep it away from vibration or strong electromagnetic fields generated by ele...

Страница 3: ...re 3 Voltage trim resistor diagram Figure 4 5 V trimming output example Refer to Table 3 for the basic values of the resistors and switch positions Only one switch should be on at a time Figure 4 is an example for trimming 5 V output voltage Table 2 Pin configuration Connector Function Pin symbol Description J1 Input terminal VIN GND Connect the VIN and GND terminals to the DC power source respect...

Страница 4: ... 9 CNTRL high level DC DC off Table 3 Resistor value and switch position Output voltage Calculated Rtrim Option 5 V 2 7 kΩ SW 1 on 3 3 V 4 7 kΩ SW 2 on 2 5 V 6 2 kΩ SW 3 on 1 8 V 10 kΩ SW 4 on 1 5 V 13 kΩ SW 5 on 1 2 V 20 kΩ SW 6 on Voltage sensing VS and VS is the voltage sensing pin at the JP3 connector VS and VS are connected to the positive and negative terminal of the load respectively This f...

Страница 5: ...ation is within the specification limits This open drain output goes low during over current short circuit UVLO overvoltage and under voltage over temperature or when the output is not regulated such as a pre bias output The PGOOD should connect through a pull up resistor to a source of 5 Vdc The Power good design on EVK is shown in Figure 15 Figure 15 PGOOD circuit diagram Figure 16 PGOOD curve O...

Страница 6: ...remain below the specified maximum operating temperature for the module please refer to the EPM12V2 data sheet Start up Shut down Ch1 Input voltage 5 V div Ch2 Output voltage 2 V div Time scale 1 ms div Ch1 Input voltage 5 V div Ch2 Output voltage 2 V div Time scale 1 ms div Output ripple and noise Transient response 75 100 load Ch1 Output voltage 50 mV div Time scale 1 us div Ch1 Input voltage 5 ...

Страница 7: ... 0805 0 1UF 10 50V 2 C14 C15 MOSFET AO3442 SOT 23 100V N Channel 1 Q1 Resistor 0805 10KΩ 1 2 R1 R2 Resistor 0805 0Ω 5 3 R3 R4 R7 Resistor 0805 2 55KΩ 1 1 R8 Resistor 0805 200Ω 1 1 R9 Resistor 0805 2 2KΩ 1 2 R10 R11 Resistor 0805 3KΩ 1 1 R12 Resistor 0805 3 3KΩ 1 1 R13 Resistor 0805 10KΩ 1 1 R14 Resistor 0805 0Ω 5 1 R15 Resistor 0805 13KΩ 1 1 R16 Resistor 0805 330Ω 1 1 R17 Resistor 0805 470Ω 1 1 R1...

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