LP2950
MAXIMUM RATINGS (T = 25°C, unless otherwise noted.)
A
Rating
Symbol
Value
Unit
Input Voltage
V
CC
30
Vdc
Power Dissipation and Thermal Characteristics
Maximum Power Dissipation
P
D
Internally Limited
W
Case 751(SO–8) D Suffix
Thermal Resistance, Junction–to–Ambient
Thermal Resistance, Junction–to–Case
Case 369A (DPAK) DT Suffix [Note 1]
Thermal Resistance, Junction–to–Ambient
Thermal Resistance, Junction–to–Case
Case 29 (TO–226AA/TO–92) Z Suffix
Thermal Resistance, Junction–to–Ambient
Thermal Resistance, Junction–to–Case
Case 626 N Suffix
R
R
180
45
°C/W
°C/W
θJA
θJC
R
θJA
R
θJC
92
6.0
°C/W
°C/W
R
θJA
R
θJC
160
83
°C/W
°C/W
Thermal Resistance, Junction–to–Ambient
Case 846A (Micro–8) DM Suffix
Thermal Resistance, Junction–to–Ambient
R
105
°C/W
θJA
θJA
R
240
°C/W
Feedback Input Voltage
V
fb
–1.5 to +30
Vdc
Shutdown Input Voltage
V
–0.3 to +30
–0.3 to +30
–40 to +125
–65 to +150
Vdc
Vdc
°C
sd
Error Comparator Output Voltage
Operating Junction Temperature
Storage Temperature Range
V
err
T
J
T
stg
°C
NOTE: 1. The Junction–to–Ambient Thermal Resistance is determined by PC board copper area per Figure 26.
2. ESD data available upon request.
ELECTRICAL CHARACTERISTICS (V = V + 1.0 V, I = 100 µA, C = 1.0 µF, T = 25°C [Note 1], unless
in
O
O
O
J
otherwise noted.)
Characteristic
Output Voltage, 5.0 V Versions
= 6.0 V, I = 100 µA, T = 25°C
Symbol
Min
Typ
Max
Unit
V
O
V
O
V
O
V
V
in
O
J
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
4.950
4.975
5.000
5.000
5.050
5.025
T
J
= –40 to +125°C
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
4.900
4.940
–
–
5.100
5.060
V
in
= 6.0 to 30 V, I = 100 µA to 100 mA, T = –40 to +125°C
O
J
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
4.880
4.925
–
–
5.120
5.075
Output Voltage, 3.3 V Versions
= 4.3 V, I = 100 µA, T = 25°C
V
V
in
O
J
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
3.267
3.284
3.300
3.300
3.333
3.317
T
J
= –40 to +125°C
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
3.234
3.260
–
–
3.366
3.340
V
in
= 4.3 to 30 V, I = 100 µA to 100 mA, T = –40 to +125°C
O
J
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
3.221
3.254
–
–
3.379
3.346
Output Voltage, 3.0 V Versions
= 4.0 V, I = 100 µA, T = 25°C
V
V
in
O
J
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
2.970
2.985
3.000
3.000
3.030
3.015
T
J
= –40 to +125°C
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
2.940
2.964
–
–
3.060
3.036
V
in
= 4.0 to 30 V, I = 100 µA to 100 mA, T = –40 to +125°C
O
J
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
2.928
2.958
–
–
3.072
3.042
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