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LD2982BM40R

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17
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Pin configuration LD2982BXX18
4/17 Doc ID 8188 Rev 7
2 Pin configuration
Figure 2. Pin connections (top view)
Table 2. Pin description
Pin n° Symbol Name and function
1 IN Input port
2 GND Ground pin
3 INHIBIT
Control switch ON/OFF. Inhibit is not internally pulled-up; it cannot be left floating.
Disable the device when connected to GND or to a positive voltage less than 0.18V
4 Bypass
Bypass Pin: Capacitor to be connected to GND in order to improve the thermal noise
performances
5 OUT Output port
Table 3. Thermal data
Symbol Parameter SOT23-5L Unit
R
thJC
Thermal resistance junction-case 81 °C/W
R
thJA
Thermal resistance junction-ambient 255 °C/W
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LD2982BXX18 Maximum ratings
Doc ID 8188 Rev 7 5/17
3 Maximum ratings
Note: Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
Table 4. Absolute maximum ratings
Symbol Parameter Value Unit
V
I
DC input voltage 16 V
V
INH
INHIBIT input voltage 16 V
I
O
Output current Internally limited
P
D
Power dissipation Internally limited
T
STG
Storage temperature range -65 to 150 °C
T
OP
Operating junction temperature range -40 to 125 °C
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Electrical characteristics LD2982BXX18
6/17 Doc ID 8188 Rev 7
4 Electrical characteristics
T
J
= 25 °C, V
I
= V
O
+ 1 V, I
O
= 1 mA, V
SHDN
= 2 V, C
I
= C
O
= 1 µF, unless otherwise
specified.
Table 5. Electrical characteristics for LD2982BXX18
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
OP
Operating input voltage 2.5 16 V
V
O
Output voltage
V
I
= 2.5V 1.477 1.5 1.523
VI
O
= 1 to 50mA 1.470 1.530
I
O
= 1 to 50mA, T
J
= -40 to 125°C 1.447 1.553
V
O
Output voltage
V
I
= 2.8V 1.773 1.8 1.827
VI
O
= 1 to 50mA 1.764 1.836
I
O
= 1 to 50mA, T
J
= -40 to 125°C 1.737 1.863
V
O
Output voltage
V
I
= 3.5V 2.462 2.5 2.537
VI
O
= 1 to 50mA 2.45 2.55
I
O
= 1 to 50mA, T
J
= -40 to 125°C 2.412 2.587
V
O
Output voltage
V
I
= 3.8V 2.758 2.8 2.842
VI
O
= 1 to 50mA 2.744 2.856
I
O
= 1 to 50mA, T
J
= -40 to 125°C 2.702 2.898
V
O
Output voltage
V
I
= 3.85V 2.807 2.85 2.893
VI
O
= 1 to 50mA 2.793 2.907
I
O
= 1 to 50mA, T
J
= -40 to 125°C 2.750 2.950
V
O
Output voltage
V
I
= 4.0V 2.955 3.0 3.045
VI
O
= 1 to 50mA 2.94 3.06
I
O
= 1 to 50mA, T
J
= -40 to 125°C 2.895 3.105
V
O
Output voltage
V
I
= 4.1V 3.053 3.1 3.146
VI
O
= 1 to 50mA 3.038 3.162
I
O
= 1 to 50mA, T
J
= -40 to 125°C 2.991 3.208
V
O
Output voltage
V
I
= 4.2V 3.152 3.2 3.248
VI
O
= 1 to 50mA 3.136 3.264
I
O
= 1 to 50mA, T
J
= -40 to 125°C 3.088 3.312
V
O
Output voltage
V
I
= 4.3V 3.250 3.3 3.349
VI
O
= 1 to 50mA 3.234 3.366
I
O
= 1 to 50mA, T
J
= -40 to 125°C 3.184 3.415
V
O
Output voltage
V
I
= 4.5V 3.447 3.5 3.552
VI
O
= 1 to 50mA 3.430 3.370
I
O
= 1 to 50mA, T
J
= -40 to 125°C 3.377 3.662
V
O
Output voltage
V
I
= 4.6V 3.546 3.6 3.654
VI
O
= 1 to 50mA 3.528 3.672
I
O
= 1 to 50mA, T
J
= -40 to 125°C 3.474 3.726
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P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17

LD2982BM40R

Mfr. #:
Buy LD2982BM40R
Manufacturer:
STMicroelectronics
Description:
IC REG LINEAR 4V 50MA SOT23-5
Lifecycle:
New from this manufacturer.
Delivery:
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