参数资料
| 型号： | MC34703PNB |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 35/46页 |
| 文件大小： | 0K |
| 描述： | IC POWER SUPPLY QUICC 33-QFN |
| 标准包装： | 1 |
| 应用： | 电源 |
| 电流 - 电源： | 60mA |
| 电源电压： | 2.8 V ~ 13.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 33-PowerQFN |
| 供应商设备封装： | 33-PQFN（10x10） |
| 包装： | 管件 |
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TYPICAL APPLICATION CIRCUIT
PCB LAYOUTS AND BOM
Table 13. Bill of Material of a Typical Application Circuit
Application Bill of Material
NOTE: ALL BOM COMPONENTS ARE RoHS COMPLIANT. 4-layer PCB TO BE SMONiG (soldermask over Nickel Gold Flash) with micro vias plated with
Cu until filled nearly solid (9mil thru-holes plated until diameter < 5mil).
Part-ID
U1
Q1
Value
MC34703
NTLTD7900N
Device
MC34703
MOSFET
Package & Description
PQFN33 FREESCALE Power Management IC
CHIPFET Protected Power MOSFET (ON Semi)
D1
MMSD4148T1G diode
SOD123 Switching DIODE (ON Semi)
VO, VL
C9
C7, C17
C11, 12, 15
C1
C28
C14
C29
C21, C24
C25, C30
C23
C19
C26
C22
C20
L2
L2-alt.
L3
L3-alt.
RSENSE
R1
R2
R3
R4
R5
R7
R8, R9
R10
R11
R12
R13
R14
R17, R18
R15, R16
RED or YEL
330 μ F
10 μ F
2.2 μ F
100 nF
10 μ F
1 μ F
100 nF
33 nF
10 nF
6.8 nF
4.7 nF
4.7 nF
680 pF
100 pF
10 μ H
10 μ H
3.2 μ H
2.2 μ H
.025
10K
47K
33
33
4.7K
1.5K
5.1K
22K
47K
75
50
10K
470
50K
CHIPLED
ALEL
ALEL
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
CERAMIC
INDUCTOR
INDUCTOR
INDUCTOR
INDUCTOR
NONINDUCTIVE
R-US_R0603
R-US_R0603
R-US_R0603
R-US_M1206
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
R-US_R0603
10TURN TRIMPOT
0603
UHN1C331MPD Nichicon Ultra Low Impedance
ECEA1EKS100 (Panasonic KS series)
C1206 CAPACITOR
C1206 CAPACITOR
C1206 ECJ-3YB1E106M (Panasonic X5R series, digikey# PCC2326TR-ND
C1206 CAPACITOR
C1206 CAPACITOR
C1206 CAPACITOR
C0603 CAPACITOR
C0603 CAPACITOR
C0805 CAPACITOR
C1206 CAPACITOR
C0603 CAPACITOR
C0603 CAPACITOR
16T#30AWG WOUND ON T26-18 Micrometals.com CORE
22T#30AWG WOUND ON T20=70 Micrometals.com CORE
6T#18AWG WOUND ON T50-70D Micrometals.com CORE
9T#18AWG WOUND ON T50-18B Micrometals.com CORE
WW RESISTOR WLAR025FE (Ohmite.com)
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
M1206 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
R0603 RESISTOR
3223-W-1-503-E BOURNS SMD Trimming Potentiometer
Notes
29.
Freescale does not assume liability, endorse, or warrant components from external manufacturers that are referenced in circuit drawings
or tables. While Freescale offers component recommendations in this configuration, it is the customer’s responsibility to validate their
application.
34703
Analog Integrated Circuit Device Data
Freescale Semiconductor
35
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| MC34704AEP | 功能描述:开关变换器、稳压器与控制器 DSC8 PASS.1.3 RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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