Datasheet

Evaluation Board User Guide UG-230
Rev. 0 | Page 3 of 10
EVALUATION BOARD SCHEMATIC AND HARDWARE
VOUTVIN
C1
0.1µF
C1
C2C2
0.1µF
J2
1 WAY LINK
J2
1 WAY LINK
12
TP3TP3
1
J3
1 WAY LINK
J3
1 WAY LINK
12
J1
1 WAY LINK
J1
1 WAY LINK
12
TP4TP4
1
T
P2
T
P2
1
ADP198 LFCSP
U1
ADP198 LFCSP
VOUT
1
VIN
7
VOUT
2
VIN
8
GND
3
EN
6
SEL1
4
SEL0
5
T
P1
T
P1
1
09562-003
Figure 3. LFCSP Evaluation Board Schematic
EN
VOUTVIN
C1C1
0.1µF
U1
ADP198-WLCSP
VIN
A1
GND
B2
EN
B1
VOUT
A2
C2
0.1µF
C2
TP3TP3
1
J2
1 WAY LINK
J2
1 WAY LINK
12
TP4TP4
1
TP2TP2
1
TP1TP1
1
09562-004
Figure 4. WLCSP Evaluation Board Schematic
Table 1. Evaluation Board Hardware Components
Component Function Description
U1 Power switch ADP198 high-side power switch.
C1 Input capacitor
0.1 μF input bypass capacitor. Required for stability and transient performance. Connect C1 from
VIN to GND.
C2 Output capacitor
0.1 μF output capacitor. Required for stability and transient performance. Connect C2 from
VOUT to GND.
J1 Jumper Jumper. Connects EN to VIN for automatic startup.
J2, J3 Start-up time selector Jumper. Selects different start-up time options, LFCSP only.