Data sheet, Functional block diagram – Diodes AM4951/R/2 User Manual
Page 3
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Data Sheet
BTL Drive Single-phase Full-wave Fan Motor Driver AM4951/R/2
Apr. 2012 Rev. 1. 4 BCD Semiconductor Manufacturing Limited
3
Functional Block Diagram
Control
Circuit
Charge Discharge
OUT1
OUT2
IN+
IN-
HB
VCC
GND
RD
FG
Discharge Pulse
CT
1.5V REG
1 (1)
2 (3)
3 (4)
4 (5)
5 (6)
6 (7)
7 (8)
8 (9)
8 (10)
(2)
A (B)
A for AM4951/R
B for AM4952
Figure 3. Functional Block Diagram of AM4951/R/2
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