参数资料
型号: L5973D
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 3.5 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO8
封装: LEAD FREE, HSOP-8
文件页数: 17/17页
文件大小: 297K
代理商: L5973D
L5973D
Application circuit
9/17
5
Application circuit
In figure 6 is shown the demonstration board application circuit, where the input supply
voltage, VCC, can range from 4 V to 25 V due to the rated voltage of the input capacitor and
the output voltage is adjustable from 1.235 V to VCC.
Figure 12.
Demonstration board application circuit
Table 5.
Component list
Reference
Part number
Description
Manufacturer
C1
GRM32DR61E106KA12L
10
F, 25 V
Murata
C2
POSCAP 6TPB330M
330
F, 6.3 V
Sanyo
C3
C1206C221J5GAC
220 pF, 5%, 50 V
KEMET
C4
C1206C223K5RAC
22 nF, 10%, 50 V
KEMET
R1
5.6 K, 1%, 0.1 W 0603
Neohm
R2
3.3 K, 1%, 0.1 W 0603
Neohm
R3
4.7 K, 1%, 0.1 W 0603
Neohm
D1
STPS2L25U
2 A, 25 V
ST
L1
DO3316P-153
15
H, 3 A
COILCRAFT
D03IN1440
8
4
5
1
7
L5973D
C1
10
F
25V
CERAMIC
C2
330
F
6.3V
VOUT=3.3V
VIN = 4.4V to 25V
R1
5.6K
R2
3.3K
R3
4.7K
C4
22nF
C3
220pF
3
L1 15
H
D1
STPS2L25U
COMP
VCC
OUT
FB
GND
INH
2
6
3.3V
SYNC.
VREF
相关PDF资料
PDF描述
L5973D013TR 3.5 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO8
L5980TR 1.6 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
L5983 1.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
L5983TR 1.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
L5986A 3.9 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
相关代理商/技术参数
参数描述
L5973D_08 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:2.5 A switch step down switching regulator?癎
L5973D013TR 功能描述:直流/直流开关调节器 2.5 A Step-DN Switching Reg 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
L5974AD 功能描述:直流/直流开关调节器 2A SD switch reg BCD5 220nF 5V 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
L5974ADTR 功能描述:直流/直流开关调节器 2A SD switch reg BCD5 220nF 5V 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
L5974D 功能描述:直流/直流开关调节器 2.5A SD switch reg BCD5 220nF 5V 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