ADP1864 Analog Devices, ADP1864 Datasheet - Page 13

• Manufacturer Part Number: ADP1864
• Description: Constant Frequency Current-Mode Step-Down DC-to-DC Controller in TSOT
• Manufacturer: Analog Devices

EXAMPLE APPLICATIONS CIRCUITS
RSENSE LRC-LR1206-01-R030-F
MOSFET FAIRCHILD SEMI FDC638P
INDUCTOR TOKO FDV0630-3R3M
DIODE SYNSEMI SK22
CIN LMK325BJ106KN
COUT SANYO POSCAP 6TPB47M
470pF
470pF
RSENSE LRC-LR1206-01-R030-F
MOSFET FAIRCHILD SEMI FDC658P
INDUCTOR SUMIDA CDRH6D38-5R0
DIODE VISHAY SSB43L
CIN LMK325BJ106KN
COUT SANYO POSCAP 6TPB47M
80.6kΩ
80.6kΩ
68pF
68pF
25kΩ
25kΩ
Figure 18. Application Circuit for V
Figure 19. Application Circuit for V
174kΩ
255kΩ
1
2
3
1
2
3
COMP
GND
FB
COMP
GND
FB
ADP1864
ADP1864
Rev. B | Page 13 of 16
PGATE
PGATE
CS
CS
IN
IN
4
6
5
4
6
5
OUT
OUT
= 3.3 V, 2 A Load
0.03Ω
= 2.5 V, 2 A Load
0.03Ω
3.3µH
5µH
V
10µF
V
10µF
IN
IN
= 3.15V TO 14V
= 4.5V TO 5.5V
2.5V, 2.0A
3.3V, 2.0A
47µF
47µF
ADP1864