參數(shù)資料
型號: LT1123CST
廠商: LINEAR TECHNOLOGY CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.75 V DROPOUT, PDSO4
封裝: PLASTIC, SOT-223, 4 PIN
文件頁數(shù): 2/16頁
文件大小: 167K
代理商: LT1123CST
2
LT1123
1123fb
Drive Pin Voltage (V
DRIVE
to Ground) ..................... 30V
Feedback Pin Voltage (V
FB
to Ground).................... 30V
Operating Junction Temperature Range ... 0
°
C to 125
°
C
ORDER PART
NUMBER
LT1123CST
ABSOLUTEW
W
W
U
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
PACKAGE/ORDER U
U
W
(Note 1)
ORDER PART
NUMBER
LT1123CZ
ST PART MARKING
1123
3
2
1
FRONT VIEW
TAB IS
GND
FB
GND
DRIVE
ST PACKAGE
3-LEAD PLASTIC SOT-223
θ
JA
AT TAB
20
°
C/W
BOTTOM VIEW
DRIVE
FB
GND
Z PACKAGE
3-LEAD TO-92 PLASTIC
T
JMAX
= 125
°
C,
θ
JA
= 220
°
C/W
PARAMETER
Feedback Voltage
CONDITIONS
I
DRIVE
= 10mA, T
J
= 25
°
C
5mA
I
DRIVE
100mA
3V
V
DRIVE
20V
V
FB
= 5.00V, 2V
V
DRIVE
15V
V
FB
= 5.20V, 2V
V
DRIVE
15V
V
FB
= 4.80V, V
DRIVE
= 3V
V
FB
= 0.5V, V
DRIVE
= 3V, 0
°
C
T
J
100
°
C
I
DRIVE
= 10mA, V
FB
= 4.5V
I
DRIVE
= 125mA, V
FB
= 4.5V
5V < V
DRIVE
< 20V
I
DRIVE
= 10 to 100mA
MIN
4.90
TYP
5.00
MAX
5.10
UNITS
V
4.80
5.00
300
0.45
170
100
1.4
2.0
1.0
–5
0.2
5.20
500
1.0
V
Feedback Pin Bias Current
Drive Current
μ
A
mA
125
25
150
Drive Pin Saturation Voltage
V
Line Regulation
Load Regulation
Temperature Coefficient of V
OUT
±
20
–50
mV
mV
mV/
°
C
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
ELECTRICAL CHARACTERISTICS
The
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25
°
C.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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