EVAL6902D Datasheet, PDF (2/4 Pages) STMicroelectronics – L6902D 1A Constant current battery charger evaluation board

Figure 1. Application test circuit
VIN
C1
VCC
OUT
L1
VREF
COMP
L6902D
D1
CS+
CS-
C4
FB
C3
R3
GND
Rsense
EVAL6902D
VOUT
R1
C2
R2
Figure 2. Package
Table 1. Demoboard part list
Name
Value
P/N
C1
10µF
C4532X5R1E106M
C2
100µF
10TPB100M
D1
STPS2L25U
L1
22µH
DO1813HC-223
Device
L6902D
R1
8.2 kΩ
R2
3.3 kΩ
R3
4.7 kΩ
C3
220pF
C4
22nF
R_sense
100mΩ
Manufacturer
TDK
POSCAP
ST
COILCRAFT
ST
Notes
0603, 1%
0603, 1%
0603, 1%
0603, 50V
0603, 50V
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