5V/1A,5V/1.5A ,5V/2A,5V/3A，5V/4.2A。5V/5A车充方案，提供测试版和技术支持，欢迎来电，
杨杨：15976884800 QQ:1758649721
微信号：yangyang134265
FEATURES
n Wide input voltage range from 10V to 32V
n Transparent input voltage surge up to 40V
n 4.75V-5.25V during input and load transients
n 5% output voltage accuracy
n 225kHz switching frequency
n Standby input current 6mA
n 2.5A accurate current limit
n Shut down at output short circuit
n Thermal shutdown protection
n Cord compensation
n Over current protection
SPECIFICATION
DESCRIPTION | CONDITION | MIN | TYP | MAX | UNITS |
Input Voltage |
| 10 |
| 40 | V |
Switching Frequency |
|
| 225 |
| KHZ |
No-load Standby Input | Vin=12Vno load |
| 6 |
| mA |
Vin=24V no oad |
| 5 |
| mA | |
Output Voltage |
| 4.75 | 5 | 5.25 | V |
Output Current |
|
|
| 2100 | mA |
Ripple Voltage | Vin=12V,Io=2.1A |
| 31 |
| mVpp |
Vin=24V, Io=2.1A |
| 43 |
| ||
Efficiency at full load | Vin=12V, Io=2.1A |
| 88.8 |
| % |
Vin=24V, Io=2.1A |
| 87.3 |
| % | |
ENVIRONMENTAL |
| ||||
ESD | Contact |
| 4 |
| kV |
Through air |
| 8 |
| kV | |
Ambient | Free convection |
|
| 50 | oC |
- 1. DEMO BOARD PHOTO
- 2. SCHEMATICS
- 3. PCB LAYOUT
- 4. BILL OF MATERIALS
Item | Reference | Description | QTY | Manuf. |
1 | L1 | Choke Coil,Dip,T9*5*4mm, phi=0.5mm, L=33uH,3A | 1 | CX |
2 | L2 | Common Mode Choke ,Dip,T6*3*3mm, phi=0.5mm, L=100uH | 1 | CX |
3 | F1 | Fuse 3A 1206 (Replace by 0ohm 1206 Chip Resistor) | 1 | CX |
4 | D1 | Schottky Diode, SK34,40V/3A, SMB | 1 | Panjit |
5 | C1 | Ceramic capacitor, 10uF/50V, X7R, 1210 | 1 | Koshin |
6 | C2 | Ceramic capacitor, 47uF/10V, X7R, 1210 | 1 | Murata/TDK |
7 | C3 | Ceramic capacitor, 10nF/16V, X7R, 0603 | 1 | Murata/TDK |
8 | C4 | Ceramic capacitor, 4700pF/16V, X7R, 0603 | 1 | Murata/TDK |
9 | C5 | Ceramic capacitor, 220pF/25V, X7R, 0603 | 1 | Murata/TDK |
10 | C8 | Ceramic capacitor, 100pF/10V, X7R, 0603 | 1 | Murata/TDK |
11 | R1 | Chip Resistor, 51KΩ, 1/16W, 1%, 0603 | 1 | Murata/TDK |
12 | R2 | Chip Resistor, 9.76KΩ, 1/16W, 1%, 0603 | 1 | Murata/TDK |
13 | R3 | Chip Resistor, 4.7KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
14 | R4 | Chip Resistor, 12KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
15 | R5 | Chip Resistor, 10KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
16 | R7 | Chip Resistor, 22Ω, 1/16W, 5%, 0603 | 1 | Murata/TDK |
17 | U1 | IC,CX8512,SOP-8EL | 1 | CX |
18 | USB | USB, Rev: A | 1 | USB Manu |
19 | LED | LED , White, SMD, 0603 | 1 | LED Manu |
FEATURES
n Wide input voltage range from 10V to 32V
n Transparent input voltage surge up to 40V
n 4.75V-5.25V during input and load transients
n 5% output voltage accuracy
n 225kHz switching frequency
n Standby input current 6mA
n 2.5A accurate current limit
n Shut down at output short circuit
n Thermal shutdown protection
n Cord compensation
n Over current protection
SPECIFICATION
DESCRIPTION | CONDITION | MIN | TYP | MAX | UNITS |
Input Voltage |
| 10 |
| 40 | V |
Switching Frequency |
|
| 225 |
| KHZ |
No-load Standby Input | Vin=12Vno load |
| 6 |
| mA |
Vin=24V no oad |
| 5 |
| mA | |
Output Voltage |
| 4.75 | 5 | 5.25 | V |
Output Current |
|
|
| 2100 | mA |
Ripple Voltage | Vin=12V,Io=2.1A |
| 31 |
| mVpp |
Vin=24V, Io=2.1A |
| 43 |
| ||
Efficiency at full load | Vin=12V, Io=2.1A |
| 88.8 |
| % |
Vin=24V, Io=2.1A |
| 87.3 |
| % | |
ENVIRONMENTAL |
| ||||
ESD | Contact |
| 4 |
| kV |
Through air |
| 8 |
| kV | |
Ambient | Free convection |
|
| 50 | oC |
- 1. DEMO BOARD PHOTO
- 2. SCHEMATICS
- 3. PCB LAYOUT
- 4. BILL OF MATERIALS
Item | Reference | Description | QTY | Manuf. |
1 | L1 | Choke Coil,Dip,T9*5*4mm, phi=0.5mm, L=33uH,3A | 1 | CX |
2 | L2 | Common Mode Choke ,Dip,T6*3*3mm, phi=0.5mm, L=100uH | 1 | CX |
3 | F1 | Fuse 3A 1206 (Replace by 0ohm 1206 Chip Resistor) | 1 | CX |
4 | D1 | Schottky Diode, SK34,40V/3A, SMB | 1 | Panjit |
5 | C1 | Ceramic capacitor, 10uF/50V, X7R, 1210 | 1 | Koshin |
6 | C2 | Ceramic capacitor, 47uF/10V, X7R, 1210 | 1 | Murata/TDK |
7 | C3 | Ceramic capacitor, 10nF/16V, X7R, 0603 | 1 | Murata/TDK |
8 | C4 | Ceramic capacitor, 4700pF/16V, X7R, 0603 | 1 | Murata/TDK |
9 | C5 | Ceramic capacitor, 220pF/25V, X7R, 0603 | 1 | Murata/TDK |
10 | C8 | Ceramic capacitor, 100pF/10V, X7R, 0603 | 1 | Murata/TDK |
11 | R1 | Chip Resistor, 51KΩ, 1/16W, 1%, 0603 | 1 | Murata/TDK |
12 | R2 | Chip Resistor, 9.76KΩ, 1/16W, 1%, 0603 | 1 | Murata/TDK |
13 | R3 | Chip Resistor, 4.7KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
14 | R4 | Chip Resistor, 12KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
15 | R5 | Chip Resistor, 10KΩ, 1/16W, 5%, 0603 | 1 | Murata/TDK |
16 | R7 | Chip Resistor, 22Ω, 1/16W, 5%, 0603 | 1 | Murata/TDK |
17 | U1 | IC,CX8512,SOP-8EL | 1 | CX |
18 | USB | USB, Rev: A | 1 | USB Manu |
19 | LED | LED , White, SMD, 0603 | 1 | LED Manu |
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