參數(shù)資料
型號(hào): L4947R
廠商: 意法半導(dǎo)體
英文描述: 5V-0.5A VERY LOW DROP REGULATOR WITH RESET
中文描述: 5V的- 0.5A的非常低,復(fù)位降調(diào)節(jié)
文件頁數(shù): 2/6頁
文件大?。?/td> 57K
代理商: L4947R
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
i
DC Input Voltage
DC Reverse Input Voltage
Transient Input Overvoltages :
Load Dump :
5ms
t
10ms
τ
f
Fall TimeConstant = 100ms
R
0.5
Field Decay :
5ms
t
10ms, R
10
τ
Rise Time Constant = 33ms
Low Energy Spike :
t
rise
= 1
μ
s, t
= 500
μ
s, R
10
f
r
Repetition Frequency = 5Hz
35
– 18
80
– 80
±
100
V
V
V
V
V
V
R
Reset Output Voltage
35
V
T
J
, T
stg
Junction and Storage Temperature Range
– 55 to 150
°
C
Note:
The circuit is ESD protected according to MIL-STD-883C.
THERMAL DATA
Symbol
Parameter
Value
Unit
R
th j-case
Thermal Resistance Junction-case
Max
3.5
°
C/W
PIN CONNECTION
(Top view)
TEST CIRCUIT
(*) Min. 20
μ
F, ESR < 10
over full temperature range R
P
(pull up resistor) and R
L
(load) are both equal to 1K
.
L4947 - L4947R
2/6
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