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PIMB104T-1R5MS-39 Datasheet(PDF) 4 Page - International Rectifier

Part # PIMB104T-1R5MS-39
Description  12A Highly Integrated SupIRBuck IR3476 TM
Download  21 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

PIMB104T-1R5MS-39 Datasheet(HTML) 4 Page - International Rectifier

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August 8, 2012 | ADVANCED DATASHEET | V2.1 | PD97603
4
IR3476
12A Highly Integrated SupIRBuck
TM
TYPICAL APPLICATION
VOUT
TP7
TP10
EN
VCC
TP23
+Vsws
TP24
+Vsws
+Vins
R12
open
C26
open
TP8
VOUTS
5
2
TP21
-Vsws
TP25
-Vin1s
C27
open
TP12
VSWS
5
2
TP22
+Vsws
VIN
C7
open
C8
open
C9
330uF
C10
47uF
C11
open
C1
1uF
R7
2.80K
R8
2.55K
C12
0.1uF
PGOOD
C24
open
ISET
+3.3V
TP6
PGNDS
TP14
+3.3V
U1
IR3476
FCCM
1
SS
6
PGOOD
3
GND1
4
FB
5
NC1
7
ISET
2
PHASE
12
C4
0.22uF
VCC
TP4
EN
SW1
EN / FCCM
TP17
PGND
C20
0.1uF
TP26
AGND
C5
open
VSW
C21
1uF
TP11
PGOOD
L1
1.5uH
R6
open
C22
open
TP1
VINS
R4
10.5K
R3
200K
C13
open
C2
22uF
C16
open
+ C3
68uF
TP2
VIN
TP5
PGND
C14
open
C17
open
C18
open
TP16
VCC
FB
R5
10K
C15
open
C6
open
TP18
VOLTAGE SENSE
-Vout1s
TP9
+Vout1s
R1
10K
FCCM
+Vin1s
TP20
+Vin1s
+3.3V
C25
1uF
+Vdd1s
-Vdd1s
R13
open
+3.3V
TP15
-Vout1s
R14
open
TP19
FB
R11
open
TP13
SS
VSW
+Vdd2s
TP3
FCCM
SS
-Vdd2s
R2
10K
IR3476
C19
open
-Vins
PGND
VOUT
C23
open
Figure 4: Demoboard Schematic for VOUT = 1.05V, FS = 300kHz
DEMOBOARD BILL OF MATERIALS
QTY
REFERENCE DESIGNATOR
VALUE
DESCRIPTION
MANUFACTURER
PART NUMBER
3
C1, C21, C25
1.00uF
capacitor, X7R, 1.00uF, 25V, 0.1, 0603
Murata
GRM188R71E105KA12D
1
C10
47uF
capacitor, 47uF, 6.3V, 805
TDK
C2012X5R0J476M
2
C12, C20
0.100uF
capacitor, X7R, 0.100uF, 50V, 0.1, 603
TDK
C1608X7R1H104K
1
C2
22.0uF
capacitor, X5R, 22.0uF, 16V, 20%, 1206
Taiyo Yuden
EMK316BJ226ML-T
1
C3
68uF
capacitor, electrolytic, 68uF, 25V, 0.2, SMD
Panasonic
EEV-FK1E680P
1
C4
0.22uF
capacitor, Y5V, 0.22uF, 50V, -20%, +80%, 0603
Murata
GRM188F51H224ZA01D
1
C9
330uF
capacitor, 330uF, 2.5V, SMD
Sanyo
2R5TPE330M9
1
L1
1.5uH
inductor, ferrite, 1.5uH, 16.0A, 3.8mOhm,
SMT
Cyntec
PIMB104T-1R5MS-39
3
R1, R2, R5
10.0K
resistor, thick film, 10.0K, 1/10W, 0.01, 0603
KOA
RK73H1J1002F
1
R3
200K
resistor, thick film, 200K, 1/10W, 0.01, 603
KOA
RK73H1JLTD2003F
1
R4
10.5K
resistor, thick film, 10.5K, 1/10W, 0.01, 603
KOA
RK73H1JLTD1052F
1
R7
2.80K
resistor, thick film, 2.80K, 1/10W, 0.01, 603
KOA
RK73H1JLTD2801F
1
R8
2.55K
resistor, thick film, 2.55K, 1/10W, 0.01, 0603
KOA
RK73H1J2551F
1
SW1
Switch
switch, DIP, SPST, 2 position, SMT
C&K Components
SD02H0SK
1
U1
IR3476
5mm x 6mm QFN
IRF
IR3476MTRPBF


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