Vicor VI-J00 Family DC-DC Converters and Configurable Power Supplies - Manual (Page 33)

Design Guide & Applications Manual
For VI-200 and VI-J00 Family DC-DC Converters and Configurable Power Supplies
VI-200 and VI-J00 Family Design Guide Rev 3.5 vicorpower.com
Page 32 of 98
Apps. Eng. 800 927.9474 800 735.6200
V TRIM
I TRIM
I MON
+OUT
–OUT
To Front End:
AIM,
HAM,
IAM, or
Off-Line
Front End
+IN
–IN
GATE
IN
GATE
OUT
BatMod VI-2x1-CU-BM
Error
Amp
R5
10 kΩ
REF
2.5 V
R
ITRIM
≈ 50 kΩ
10 mA
R1
820 Ω
D1
5.1 V
Zener 1 mA
R2
5 kΩ
R3
115 kΩ
12 V
Figure 11–3 — Basic charging circuit using a current source module (BatMod)
V
TRIM
I
TRIM
I
MON
Control Circuitry
• Voltage
• Battery Temp.
• Ambient Temp.
• Other
+OUT
–OUT
System
Status
Figure 11–4 — The BatMod in an advanced battery charging system
11. Battery Charger (BatMod)