ADP3207 ANALOG DEVICES, ADP3207 Datasheet - Page 6

• Manufacturer Part Number: ADP3207
• Description: 7-Bit Programmable Multiphase Mobile CPU Synchronous Buck Controller
• Manufacturer: ANALOG DEVICES

ADP3207
TEST CIRCUITS
39kΩ
1.0V
1kΩ
5V
10nF
1kΩ
3.3V
Figure 2. Closed-Loop Output Voltage Accuracy
Figure 3. Current-Sense Amplifier V
100nF
1
113kΩ
EN
PWRGD
PGDELAY
CLKEN
FBRTN
FB
COMP
SS
STSET
DPRSLP
40
31
19
18
17
20
CSREF
ADP3207
VCC
GND
CSSUM
CSCOMP
7-BIT CODE
ADP3207
V
OS
100nF
= CSCOMP – 1V
TTSENSE
20kΩ
PWM1
PWM2
PWM3
40
VRTT
DCM
SW1
SW2
SW3
OS
OD
+
1µF
100nF
Rev. 0 | Page 6 of 32
5V
V
1.0V
10kΩ
DAC
∆V
5V
Figure 4. Positioning Accuracy
16
17
31
20
7
6
VCC
COMP
LLSET
CSREF
GND
FB
∆V
ADP3207
FB
= FB
∆V
= 80mV – FB
V
DAC
VID DAC
∆V = 0mV
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