JTM4583A is a wide input voltage, high efficiency CC step-(3)
时间:2015-09-06 12:11来源:未知 作者:oumao18 点击:
次
13 R7 R CHIP R 100,5%,1/10W,#0603 1 TDK 14 R4 R CHIP R 12K 5% 1/10W #0603 1 TDK 15 U1 IC CHIP IC JTM4583A DC-DC SOP-8EP 1 HM SEMI 16 D1 DIODE DIODE SCHOTTKY 3A 40V 1 Diodes 17 PCB PCB L27*W16*T1.0mm F
|
13 |
R7 |
R |
CHIP R 100Ω,±5%,1/10W,#0603 |
1 |
TDK |
|
14 |
R4 |
R |
CHIP R 12KΩ ±5% 1/10W #0603 |
1 |
TDK |
|
15 |
U1 |
IC |
CHIP IC JTM4583A DC-DC SOP-8EP |
1 |
H&M SEMI |
|
16 |
D1 |
DIODE |
DIODE SCHOTTKY 3A 40V |
1 |
Diodes |
|
17 |
|
PCB |
PCB L27*W16*T1.0mm FR-4 UL 94V0 |
1 |
|
|
18 |
|
USB |
RA |
|
|
八.产品PDF文档
九,功能概述
|
Parameter |
Test Conditions |
Min |
Typ |
Max |
Unit |
|
Input Voltage |
|
10 |
|
40 |
V |
|
Input Voltage Surge |
|
42 |
|
|
V |
|
VIN UVLO Turn-On Voltage |
Input Voltage Rising |
9.1 |
9.4 |
9.7 |
V |
|
VIN UVLO Hysteresis |
Input Voltage Falling |
|
1.1 |
|
V |
|
Standby Supply Current |
VFB = 1V |
|
0.9 |
1.4 |
mA |
|
VOUT = 5V, No load |
|
3 |
|
mA |
|
Feedback Voltage |
|
784 |
800 |
816 |
mV |
|
Internal Soft-Start Time |
|
|
900 |
|
uS |
|
Switching Frequency |
VFB = 0.800V |
|
125 |
|
KHz |
|
Foldback Switching Frequency |
VFB = 0V |
|
13 |
|
KHz |
|
Minimum On-Time |
|
|
250 |
|
nS |
|
ISET Voltage |
|
|
1 |
|
V |
ISET to IOUT DC Room Temp Current
Gain |
IOUT / ISET, RISET = 10kΩ |
|
24800 |
|
A/A |
|
CC Controller DC Accuracy |
RISET = 19.6kΩ, VOUT = 3.5V
Open-Loop DC Test |
1250 |
1265 |
1280 |
mA |
|
OVP Voltage Reference |
OVP Pin Rising and Falling |
|
1.25 |
|
V |
|
High-Side Switch ON-Resistance |
|
|
0.095 |
|
Ω |
|
Thermal Shutdown Temperature |
Temperature Rising |
|
150 |
|
°C |
Thermal Shutdown Temperature
Hysteresis |
Temperature Falling |
|
40 |
|
°C |
Standby Supply Current
(责任编辑：oumao18) |
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