參數(shù)資料
型號: REG1117A2K5
英文描述: 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
中文描述: 800mA電流和1A低壓差穩(wěn)壓積極在1.8V,2.5V,2.85,3.3,5V和可調(diào)
文件頁數(shù): 5/35頁
文件大?。?/td> 613K
代理商: REG1117A2K5
"#$$$%
"#$$$%
SBVS001D OCTOBER 1992 REVISED JULY 2004
www.ti.com
5
ELECTRICAL CHARACTERISTICS (continued)
At T
J
= +25
°
C, unless otherwise noted.
REG1117, REG1117A
PARAMETER
UNIT
MAX
TYP
MIN
CONDITION
CURRENT LIMIT
REG1117 Models
REG1117A
MINIMUM LOAD CURRENT
Adjustable Models(1)(2)
QUIESCENT CURRENT
Fixed-Voltage Models(1)
ADJUSTABLE PIN CURRENT(1)(2)
vs Load Current, REG1117(1)
vs Load Current, REG1117A(1)
THERMAL REGULATION
All Models(4)
RIPPLE REJECTION
All Models
TEMPERATURE DRIFT
Fixed-Voltage Models
Adjustable Models
LONG-TERM STABILITY
All Models
OUTPUT NOISE
rms Noise, All Models
THERMAL RESISTANCE
Thermal Resistance, JC
3-Lead SOT-223 Surface-Mount
3-Lead DDPAK Surface-Mount
V
IN
V
O
= 5V
V
IN
V
O
= 5V
800
1000
950
1250
1200
1600
mA
mA
V
IN
V
O
= 13.75V
1.7
5
mA
V
IN
V
O
= 5V
4
50
0.5
0.5
10
120
5
5
mA
μ
A
μ
A
μ
A
I
O
= 10mA, V
IN
V
O
= 1.4 to 10V
I
O
= 10mA to 800mA, V
IN
V
O
= 1.4 to 10V
I
O
= 10mA to 1A, V
IN
V
O
= 1.4 to 10V
30ms Pulse
0.01
0.1
%/W
f = 120Hz, V
IN
V
OUT
= 3V + 1VPP Ripple
62
dB
T
J
= 0
°
C to +125
°
C
T
J
= 0
°
C to +125
°
C
0.5
2
%
%
TA = 125
°
C, 1000Hr
0.3
%
f = 10Hz to 10kHz
0.003
%
(Junction-to-Case at Tab)
15
2
3
°
C/W
°
C/W
°
C/W
f > 50Hz
dc
Thermal Resistance, JA
3-Lead DDPAK Surface-Mount
(Junction-to-Case at Tab)
No Heatsink
65
°
C/W
(1)Specification applies over the full specified junction temperature range, 0
°
C to +125
°
C.
(2)REG1117 and REG1117A adjustable versions require a minimum load current for
±
3% regulation.
(3)Dropout voltage is the input voltage minus output voltage that produces a 1% decrease in output voltage.
(4)Percentage change in unloaded output voltage before versus after a 30ms power pulse of IO = 800mA (REG1117 models), IO = 1A (REG1117A),
VIN VO = 1.4V (reading taken 10ms after pulse).
相關(guān)PDF資料
PDF描述
REG1117A-2K5 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117A2K5G4 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117A-2K5G4 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117F-3.3500 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117F-3.3500G3 800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
REG1117A-2K5 制造商:BB 制造商全稱:BB 功能描述:800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117A2K5G4 制造商:BB 制造商全稱:BB 功能描述:800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117A-2K5G4 制造商:BB 制造商全稱:BB 功能描述:800mA and 1A Low Dropout Positive Regulator 1.8V, 2.5V, 2.85, 3.3V, 5V, and Adjustable
REG1117A-5 制造商:未知廠家 制造商全稱:未知廠家 功能描述:800mA and 1A Low Dropout (LDO) Positive Regulator 1.8V. 2.5V. 2.85V. 3.3V. 5V. and Adj
REG1117AG4 功能描述:低壓差穩(wěn)壓器 - LDO 800mA & 1A LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20