參數資料
型號: LP2981AIM5X-5.0
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 基準電壓源/電流源
英文描述: Micropower 100 mA Ultra Low-Dropout Regulator
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.375 V DROPOUT, PDSO5
封裝: SOT-23, SOP-5
文件頁數: 11/20頁
文件大?。?/td> 346K
代理商: LP2981AIM5X-5.0
SLVS521B JULY 2004 REVISED OCTOBER 2004
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature range, V
IN
= V
OUT(NOM)
+ 1 V,
V
ON/OFF
= 2 V, C
IN
= 1 F, IL = 1 mA, C
OUT
= 4.7 F, ADJ version: ADJ connected to V
OUT
(unless
otherwise noted) (continued)
PARAMETER
TEST CONDITIONS
TA
LP2981A-XX
MIN
LP2981-XX
MIN
UNIT
TYP
0.01
MAX
TYP
0.01
MAX
VON/OFF = 0
25
°
C
ION/OFF
ON/OFF input
current
40
°
C to 125
°
C
25
°
C
40
°
C to 125
°
C
1
1
VON/OFF = 5 V
5
5
μ
A
15
15
IOUT(PK)
Peak output
current
VOUT
VOUT(NOM) 5%
25
°
C
150
400
150
400
mA
Vn
Output noise
voltage (RMS)
BW = 300 Hz to 50 kHz,
COUT = 10
μ
F
25
°
C
160
160
μ
V
VOUT/ VIN
Ripple
rejection
f = 1kHz, COUT = 10
μ
F
25
°
C
63
63
dB
IOUT(MAX)
Short-circuit
current
RL = 0 (steady state)
25
°
C
150
150
mA
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