Test Procedure for NCP571 0V9 DFN6 LDO Demoboard
1.
Enable pin connected to Vin
1.Check the position of jumper and correct it if necesary.
a)EXT_ENA
- ON
b)ENA_SELECT
- ENA1 or ENA2
c)POWER ENA2
- OFF
2. Connect the test setup as shown Figure 1
3. Appy an input voltage
Vin = 2.7 V
4. Appy Iout = 0mA load.
5. Check that Vout is
0.9 V
.
6. Increase Iout up to
150 mA
7. Increase Vin up to
12 V
and decrease the load in accordance with
SOA
8. Power down the Load
9. Power down the Vcc
10. End of test
07/29/2010
1
www.onsemi.com