ADP3208D ON Semiconductor, ADP3208D Datasheet - Page 3

• Manufacturer Part Number: ADP3208D
• Description: 7-bit, Programmable, Dual-phase, Mobile, Cpu, Synchronous Buck Controller
• Manufacturer: ON Semiconductor

Figure 2. Closed−Loop Output Voltage Accuracy
1.05 V
PWRGD
1 kW
1
EN
NC
CLKEN#
FB
FBRTN
COMP
NC
NC
VARFREQ
VRTT
TTSNS
48
80 kW
ADP3208D
7-BIT CODE
100 nF
20 kW
1.0 V
10 k
Δ
V
5.0 V
W
DRVH2
PGND1
PGND2
DRVH1
PVCC1
PVCC2
DRVL1
DRVL2
BST2
BST1
SW1
SW2
Figure 4. Positioning Accuracy
5.0 V
37
16
18
24
7
6
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TEST CIRCUITS
VCC
COMP
FB
LLINE
CSREF
GND
3
D V
FB
1.0 V
39 k W
ADP3208D
1 kW
= FB
-
+
VID DAC
5.0 V
Figure 3. Current Sense Amplifier, V
D
V
= V − FB
100 nF
D
37
17
19
18
24
V=0mV
VCC
CSCOMP
CSSUM
CSREF
GND
V
os
-
+
=
ADP3208D
CSCOMP - 1.0 V
40 V
OS