lm21215a-1 National Semiconductor Corporation, lm21215a-1 Datasheet - Page 21

• Manufacturer Part Number: lm21215a-1
• Description: 15a High Efficiency Synchronous Buck Regulator With Frequency Synchronization
• Manufacturer: National Semiconductor Corporation

Bill of Materials (V
R
EN1
C
IN1
, R
, C
R
R
FB1
C
C
C
C
R
R
C
L
R
ID
EN2
FB2
C1
C2
C3
SS
C1
C2
O1
O
F
F
, R
, C
PGOOD
O2
CAP, CERM, 470 pF, 50V, +/-5%,
RES, 4.87 kohm, 1%, 0.1W, 0603
RES, 19.6 kohm, 1%, 0.1W, 0603
RES, 20.0 kohm, 1%, 0.1W, 0603
CAP, CERM, 1 uF, 10V, +/-10%,
CAP, CERM, 68 pF, 50V, +/-5%,
RES, 210 ohm, 1%, 0.1W, 0603
RES, 10k ohm, 1%, 0.1W, 0603
RES, 1.0 ohm, 5%, 0.1W, 0603
Inductor, Shielded Drum Core,
Superflux, 240nH, 20A, 0.001
CAP, CERM, 0.033 uF, 16V,
CAP, CERM, 1800 pF, 50V,
CAP, CERM, 100 uF, 6.3V,
+/-5%, C0G/NP0, 0603
+/-20%, X5R, 1206
+/-10%, X7R, 0603
C0G/NP0, 0603
C0G/NP0, 0603
DESCRIPTION
IN
X7R, 0603
ohm, SMD
= 4.0V - 5.5V, V
FIGURE 17. Typical Application Schematic 2
Wurth Elektronik
OUT
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
VENDOR
MuRata
MuRata
MuRata
MuRata
21
TDK
TDK
= 0.9V, I
OUT
GRM188R71A105KA61D
GRM31CR60J107ME39L
GRM188R71C333KA01D
GRM1885C1H182JA01D
CRCW0603210RFKEA
CRCW06031R00JNEA
CRCW06034K87FKEA
CRCW060310K0FKEA
CRCW060319K6FKEA
CRCW060320K0FKEA
C1608C0G1H680J
C1608C0G1H471J
PART NUMBER
= 8A, f
744314024
SW
= 1MHz)
30152181
QUANTITY
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