参数资料
型号: LT1123CZ#TRPBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 161K
描述: IC REG CTRLR SGL 5V TO-92-3
标准包装: 2,000
类型: 正,固定式
输出数: 1
输出电压: 5V
电流 - 电源: 700µA
工作温度: 0°C ~ 125°C
封装/外壳: TO-226-3、TO-92-3(TO-226AA)成形引线
供应商设备封装: TO-92-3
包装: 带卷 (TR)
2
LT1123
1123fb
Drive Pin Voltage (V
DRIVE
to Ground) ..................... 30V
Feedback Pin Voltage (V
FB
to Ground).................... 30V
Operating Junction Temperature Range ... 0癈 to 125癈
ORDER PART
NUMBER
LT1123CST
ABSOLUTE AXI U RATI GS
W
W
U
Storage Temperature Range................. 65癈 to 150癈
Lead Temperature (Soldering, 10 sec)................. 300癈
PACKAGE/ORDER I FOR ATIO
U
W
(Note 1)
ORDER PART
NUMBER
LT1123CZ
ST PART MARKING
3
2
1
FRONT VIEW
TAB IS
GND
FB
GND
DRIVE
ST PACKAGE
3-LEAD PLASTIC SOT-223
BOTTOM VIEW
DRIVE   FB    GND
Z PACKAGE
3-LEAD TO-92 PLASTIC
1123
?/DIV>
JA
 AT TAB H 20癈/W
T
JMAX
 = 125癈, ?/DIV>
JA
 = 220癈/W
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Feedback Voltage
I
DRIVE
 = 10mA, T
J
= 25癈
4.90
5.00
5.10
V
5mA d I
DRIVE
 d 100mA
3V d V
DRIVE
 d 20V
?/DIV>
4.80
5.00
5.20
V
Feedback Pin Bias Current
V
FB
 = 5.00V, 2V d V
DRIVE
 d 15V
?/DIV>
300
500
Drive Current
V
FB
 = 5.20V, 2V d V
DRIVE
 d 15V
?/DIV>
0.45
1.0
mA
V
FB
 = 4.80V, V
DRIVE
 = 3V
?/DIV>
125
170
V
FB
 = 0.5V, V
DRIVE
 = 3V, 0癈 d T
J
 d 100癈
25
100
150
Drive Pin Saturation Voltage
I
DRIVE
 = 10mA, V
FB
 = 4.5V
1.4
V
I
DRIVE
 = 125mA, V
FB
 = 4.5V
2.0
Line Regulation
5V < V
DRIVE
 < 20V
?/DIV>
1.0
?0
mV
Load Regulation
I
DRIVE
 = 10 to 100mA
?/DIV>
5
50
mV
Temperature Coefficient of V
OUT
0.2
mV/癈
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
ELECTRICAL CHARACTERISTICS
The ?/SPAN> denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
 = 25?/SPAN>C.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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