Schematic diagrams. STMicroelectronics UM2944 Steval-1PS03A Evaluation Board Based on 1PS03AQTR, UM2944, STEVAL-1PS03A
ST STEVAL-1PS03A is an evaluation board for a smart converter design capable of delivering up to 400 mA output current from a 1.8 to 5.5 V input, with a 1.6 to 3.3 V dynamically adjustable output voltage. It's suitable for power conversion solutions in wearables, fitness accessories, personal tracking monitoring, smart watches, sport bands, energy harvesting, and wireless sensors.
Oglas
Oglas
2 Schematic diagrams
Figure 2. STEVAL-IPS03A circuit schematic
CN2
3
2
1
Header 3
CN3
3
2
1
Header 3
Vin
Vin
GND
CN9
2
1
Header 2
Vin_AUX
C2
10 uF
CN1
4
3
2
1
Header 4
Vin
Vin
GND
C1
10 uF
AUX
EN
U1
TP1
1
12
AUX
EN
5
VIN_AUX
ST1PS03AQTR
PGOOD
7 PGOOD
SW
3 Sw L1
2.2 uH
VOUT
8
R1
1 MOhm
Vout_track
JP1
PG_Track
C3
10 uF
Vout
Vout
GND
GND
GND
4
2
VIN
VOUT2
6
6
C4
10 uF
JP2
2
1
Header 2
CN8
3
4
1
2
Header 4
Vout2
Vout2
GND
GND
CN7
3
4
1
2
Header 4
DC-DC converter
CN6
3
2
1
Header 3
CN5
3
2
1
Header 3
CN4
3
2
1
Header 3
Vin
D0
GND
Vin
D1
GND
Vin
D2
GND
Vout 1
SHORT
1 2
SHORT 1203
2 Vout_track
Prenesi
Oglas