FAN21SV06_12 Datasheet, PDF (8/17 Pages) Fairchild Semiconductor – TinyBuck™ 6 A, 24V Single-Input Integrated Synchronous Buck Regulator with Synchronization Capability

Application Circuit
Figure 10. Single-Supply Application Circuit: 1.8 V_OUT, 500 KHz, Master
+5V
V_OUT
62
4.7n
4.99K
2.2u
X5R
2.49K
10K
2.49K
4.7n 56p
200K
FAN21SV06
5V_Reg ₁₅
VIN
PGOOD ₁₃
CLK ₂₄
COMP ₂₀
2.2
2 ^VIN_Reg
1.0u
X5R
25 ^RAMP
100K
3.3n
FB ₁₉
ILIM ₁₇
EN ₁₄
R_{T 18}
1 ^BOOT
SW
0.1u
* Cooper Industries
DR1050-2R2-R
V_OUT
2.2u *
1.5
6.5-24 V
3.3-8 V_IN
3 x 4.7u
X7R
30.1K
AGND ₁₆
4.7n
PGND
390p
4 x 22u
X5R
Figure 11. Dual-Supply Application Circuit: 1.2 V_OUT, 600 KHz, Master 3.3 V – 8 V Input
© 2006 Fairchild Semiconductor Corporation
FAN21SV06 Rev. 1.0.3
8
www.fairchildsemi.com