CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTE:
5.
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
Electrical Specifications
T
A
= -40°C to +85°C; V
IN
= (V
O
+ 0.5V) to 5.5V with a minimum V
IN
of 1.5V; C
IN
= 1µF; C
O
= 1µF; Parameters
with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits
established by characterization and are not production tested.
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PARAMETER
DC CHARACTERISTICS
Supply Voltage
V
IN
Undervoltage Lockout
Threshold
Ground Current
Shutdown Current
Output Voltage Accuracy
V
IN
V
UVLO+
V
UVLO-
I
DD
I
DDS
V
IN
Rising
V
IN
Falling
Output Enabled; I
O
= 0; V
IN
= 1.5V to 5.5V
V
IN
= 5.5V, EN = Low, I
O
= 0
V
IN
= V
O
+ 0.5V to 5.5V, I
O
= 1mA to 150mA, T
J
= +25°C
I
MAX
I
LIM
V
DO
T
SD
I
O
= 250mA; V
O
> 1.8V
Continuous
1.5
1.425
1.3
1.375
35
0.1
-0.8
5.5
1.5
V
V
V
50
1.0
+0.8
+1.8
µA
µA
%
V
IN
= V
O
+ 0.5V to 5.5V, I
O
= 1mA to 150mA, T
J
= -40°C to +125°C -1.8
Maximum Output Current
Internal Current Limit
Dropout Voltage (Notes 6, 7)
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
AC CHARACTERISTICS
Ripple Rejection (Note 6)
V
IN
= 4.5V, V
O
= 3.3V @ 1kHz
V
IN
= 4.5V, V
O
= 3.3V @ 10kHz
V
IN
= 4.5V, V
O
= 3.3V @ 1MHz
Output Noise Voltage (Note 6)
DEVICE START-UP CHARACTERISTICS
Device Enable Time
LDO Soft-start Ramp Rate
EN LOGIC CHARACTERISTICS
Input Low Voltage
Input High Voltage
Input Leakage Current
NOTES:
6. Limits established by characterization and are not production tested.
7. Dropout voltage is measured as V
IN
- V
O
, when V
O
is 4% lower than the value of V
O
; when V
IN
= V
O
+ 0.5V.
V
IL
V
IH
I
IL,
I
IH
1.1
t
EN
t
SSR
Time from assertion of the EN pin to when the output voltage
reaches 95% of the V
O
(nom)
Slope of linear portion of LDO output voltage ramp during start-up
[i=s]This post was last edited by jameswangsynnex on 2014-9-18 15:28[/i] The OK335x series of products are high-performance, industrial-grade development platforms independently designed, produced, di...
I am debugging a video acquisition system, but there is always a not very wide black bar on the left side of the image displayed on the display part, and everything else is normal. Why is this? Is it ...
[i=s]This post was last edited by dcexpert on 2019-10-6 20:19[/i]We have introduced some basic methods of MakeCode graphical programming before. Now we will introduce methods of OLED, sensors, etc.Thi...
If the ultimate form of a car is a silicon-based life form, then in
the field of
intelligent driving
, it has gradually taken on the appearance of a "veteran driver." In
the field of
the ...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Industrial equipment plays a significant role in improving industrial automation and accelerating production efficiency. Industrial HMIs (Human-Machine Interfaces) serve as a communication platform...[Details]
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the diffe...[Details]
Silicon carbide (SiC) power switching devices are becoming a popular choice for industrial battery applications due to their ability to achieve faster switching speeds and superior low-loss operati...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
1. Introduction to power amplifier circuit
1. Generally speaking, the main function of a power amplifier circuit is to allow the load to obtain maximum power without distorting the signal or c...[Details]
On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]
RF/Wirelessly
京公网安备 11010802033920号
EEWORLD
