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TPS92310 Evaluation Board Test Procedure

7 TPS92310 Evaluation Board Test Procedure

CAUTION

High voltage levels are present on the evaluation module whenever it is

energized. Proper precautions must be taken when working with the EVM.

Serious injury can occur if proper safety precautions are not followed.

Table 3. Connections

Step Operation Remarks

1 Confirm the demo boards version. Check the demo board.

(120V

TPS92310 120V EVM or

230V

TPS92310 230V EVM)

2 Connect the AC source to AC line AC source voltage is 230V

TPS92310 230V EVM

/120V

TPS92310 120V EVM

3 Connect the LED light or electronic load to If use electronic load, set the electronic load is 20V

connecter LED+ and LED-. (Figure 3) with CV mode. And make sure the LED + connect

to electronic load + and LED- connection electronic

load GND.

Table 4. Functional AC Input Test

Step Operation Remarks

4 Switch the power switch on the setup to ON Please confirm the AC1 and AC2 connection are

position. correct.

5 The LEDs lights up within 2 sec. Measure the The LED voltage is 21V. I

LED

current is 350mA +/-

convertor output voltage. 5% (electronic load loading value). If the V

LED

start

up <2 sec, Power Factor >0.9 and I

LED

between

330mA to 370mA

6 Switch off the power source. Don’t touching any connection within 2 sec after

power off.

SNVA631A–February 2012–Revised May 2013 AN-2214 TPS92310 Evaluation Module

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