参数资料
型号: IR3863MTRPBF
厂商: International Rectifier
文件页数: 8/21页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 6A PQFN
产品培训模块: SupIRBuck? Family and POL Design Tools Overview
标准包装: 4,000
系列: SupIRBuck™
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.5 V ~ 12 V
输入电压: 3 V ~ 21 V
频率 - 开关: 最高 750kHz
电流 - 输出: 6A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 17-PowerVQFN
包装: 带卷 (TR)
供应商设备封装: 17-PowerQFN(4x5)
IR3863MPBF
TYPICAL APPLICATION CIRCUIT
+3 .3V
V CC
R1
T P1
V INS
R2
10 K
10 K
V IN
T P2
V IN
T P4
EN
EN
C1
1u F
C2
22 uF
+ C3
68 uF
FCCM
S W1
R3
20 0K
T P5
P GND
E N / FCCM
R4
C4
0.22u F
T P6
T P23
V OUTS
10 K
P GNDS
V SW
ISE T
L1
2.2uH
+3 .3V
U1
IR3 863
V SW
V OUT
T P7
V OUT
R6
op en
C13
op en
C6
C7
C8
C9
C10
C11
C12
T P11
P GOOD
R5
10 K
T P13
SS
P GOOD
FB
SS
C20
0.1uF
1
2
3
4
5
6
7
FCCM
ISE T
P GOOD
GND1
FB
SS
NC1
IR3863
P HA SE
12
R13
op en
C24
op en
op en
C15
op en
op en
C16
op en
op en
C17
op en
15 0uF
C18
op en
47 uF
C19
op en
op en
C26
op en
0.1uF
C27
op en
T P24
P GNDS
T P10
P GND
T P14
+3.3V
+3 .3V
C21
1u F
T P26
A GND
R12
4.99
C25
1u F
C14
op en
R7
2.80K
T P18
V OLT A GE S E NS E
T P16
V CC
V CC
C23
T P17
P GND
op en
T P27
A
T P25
B
R11
20
R9
op en
R8
2.55K
R10
T P28
op en
1
Q1
op en
V ID
C22
op en
Figure 7. Typical Application Circuit for VOUT = 1.05V, Fs = 300kHz
Demoboard Bill of Materials
QTY REF DESIGNATOR VALUE
DESCRIPTION
MANUFACTURER
PART NUMBER
3
1
2
1
1
1
1
1
4
1
1
1
1
1
1
1
C1, C21, C25
C10
C12, C20
C2
C3
C4
C9
L1
R1, R2, R4, R5
R11
R12
R3
R7
R8
SW1
U1
1.00uF
47uF
0.100uF
22.0uF
68uF
0.22uF
150uF
2.2uH
10.0K
20
4.99
200K
2.80K
2.55K
SPST
IR3863
capacitor, X7R, 1.00uF, 25V, 0.1, 0603
capacitor, 47uF, 6.3V, 805
capacitor, X7R, 0.100uF, 25V, 0.1, 603
capacitor, X5R, 22.0uF, 16V, 20%, 1206
capacitor, electrolytic, 68uF, 25V, 0.2, SMD
capacitor, X5R, 0.22uF, 10V, 0.1, 0603
capacitor, tantalum polymer, 150uF, 6.3V, 20%, 7343
inductor, ferrite, 2.2uH, 8.0A, 11.2mOhm, SMT
resistor, thick film, 10.0K, 1/10W, 0.01, 0603
resistor, thick film, 20, 1/10W, 0.01, 603
resistor, thick film, 4.99, 1/8W, 0.01, 603
resistor, thick film, 200K, 1/10W, 0.01, 603
resistor, thick film, 2.80K, 1/10W, 0.01, 603
resistor, thick film, 2.55K, 1/10W, 0.01, 0603
switch, DIP, SPST, 2 position, SMT
4mm X 5mm QFN
Murata
TDK
TDK
Taiyo Yuden
Panasonic
TDK
Sanyo
Cyntec
KOA
KOA
KOA
KOA
KOA
KOA
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IR3863MTRPBF
8/8/2012 Rev3.2
8
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IR3870MTR1PBF 功能描述:直流/直流开关调节器 10A SupIRBuck Reg 1000kHz, 3.0-26V in RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5