LT1120CH(RevB) 查看數據表（PDF） - Linear Technology
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LT1120CH Datasheet PDF : 12 Pages
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LT1120
ABSOLUTE AXI U RATI GS (Note 1)
Input Voltage ........................................................... 36V
NPN Collector Voltage ............................................. 36V
Output Short-Circuit Duration .......................... Indefinite
Power Dissipation ............................... Internally Limited
Operating Temperature Range
LT1120C ................................................ 0°C to 100°C
LT1120I ................................................ – 40 to 100°C
Storage Temperature Range ................. – 65°C to 150°C
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
GND 1
FB 2
SHDN 3
VOUT 4
8 –INPUT
7 COMPOUT
6 REF
5 VIN
J8 PACKAGE N8 PACKAGE
8-LEAD CERDIP 8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 100°C/W (J)
TJMAX = 110°C, θJA = 130°C/W (N)
TJMAX = 110°C, θJA = 150°C/W (S)
Consult factory for Military grade parts.
ORDER PART
NUMBER
LT1120CJ8
LT1120CN8
LT1120CS8
LT1120IN8
LT1120IS8
S8 PART MARKING
1120
1120I
TOP VIEW
–INPUT
8
GND 1
7 COMPOUT
FB 2
6 REF
SHDN 3
5 VIN
4
VOUT
H PACKAGE
8-LEAD TO-5 METAL CAN
TJMAX = 150°C, θJA = 150°C/W, θJC = 45°C/W
ORDER PART
NUMBER
LT1120CH
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. Tj = 25°C
PARAMETER
CONDITIONS
MIN TYP MAX
Reference
Reference Voltage
Line Regulation
Load Regulation
Output Source Current
Output Sink Current
Temperature Stability
4.5V ≤ VIN ≤ 36V
4.5V ≤ VIN ≤ 36V
–2mA ≤ IREF ≤ 2mA, VIN = 12V
VIN = 5V
VIN = 5V
2.46 2.50 2.54
0.01 0.015
0.3
0.6
2
4
2
4
1
Regulator
Supply Current
Output Current
Load Regulation
Line Regulation
Dropout Voltage
Feedback Sense Voltage
Shutdown Pin Voltage
VIN = 6V, IOUT ≤ 100µA
VIN = 36V, IOUT ≤ 100µA
VIN = 12V, IOUT = 125mA
(VIN – VOUT) ≥ 1V, VIN ≥ 6V
(VIN – VOUT) ≥ 1V, VIN ≥ 6V
6V ≤ VIN ≤ 36V
IOUT = 100µA
IOUT = 125mA
VIN = 12V
Normal
45
80
75
100
11
20
125
0.2
0.5
0.01 0.015
0.02 0.05
0.4 0.65
2.44 2.5 2.56
0.4
VOUT ≤ 0.5V
Shutdown
2.2
1.4
UNITS
V
%/V
%
mA
mA
%
µA
µA
mA
mA
%
%/V
V
V
V
V
V
2
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