LP2950
MAXIMUM RATINGS
(TA = 25°C, unless otherwise noted.)
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Input Voltage
VCC
PD
30
Vdc
W
Power Dissipation and Thermal Characteristics
Maximum Power Dissipation
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
Thermal Resistance, Junction–to–Ambient
Case 846A (Micro–8) DM Suffix
Thermal Resistance, Junction–to–Ambient
Feedback Input Voltage
Internally Limited
180
45
92
6.0
160
83
105
240
–1.5 to +30
–0.3 to +30
–0.3 to +30
R
θJA
R
θJC
R
θJA
R
θJC
R
θJA
R
θJC
R
θJA
R
θJA
Vfb
Vsd
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
Vdc
Vdc
Vdc
°C
°C
Rating
Symbol
Value
Unit
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Shutdown Input Voltage
Error Comparator Output Voltage
Operating Junction Temperature
Storage Temperature Range
Verr
TJ
–40 to +125
–65 to +150
Tstg
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
(Vin = VO + 1.0 V, IO = 100
µA,
CO = 1.0
µF,
TJ = 25°C [Note 1], unless
Characteristic
Output Voltage, 5.0 V Versions
Vin = 6.0 V, IO = 100
µA,
TJ = 25°C
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
TJ = – 40 to +125°C
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
Vin = 6.0 to 30 V, IO = 100
µA
to 100 mA, TJ = – 40 to +125°C
LP2950C–5.0/LP2951C
LP2950AC–5.0/LP2951AC
Output Voltage, 3.3 V Versions
Vin = 4.3 V, IO = 100
µA,
TJ = 25°C
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
TJ = – 40 to +125°C
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
Vin = 4.3 to 30 V, IO = 100
µA
to 100 mA, TJ = – 40 to +125°C
LP2950C–3.3/LP2951C–3.3
LP2950AC–3.3/LP2951AC–3.3
Output Voltage, 3.0 V Versions
Vin = 4.0 V, IO = 100
µA,
TJ = 25°C
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
TJ = – 40 to +125°C
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
Vin = 4.0 to 30 V, IO = 100
µA
to 100 mA, TJ = – 40 to +125°C
LP2950C–3.0/LP2951C–3.0
LP2950AC–3.0/LP2951AC–3.0
Symbol
VO
4.950
4.975
4.900
4.940
4.880
4.925
VO
3.267
3.284
3.234
3.260
3.221
3.254
VO
2.970
2.985
2.940
2.964
2.928
2.958
3.000
3.000
–
–
–
–
3.300
3.300
–
–
–
–
5.000
5.000
–
–
–
–
Min
Typ
otherwise noted.)
Max
Unit
V
5.050
5.025
5.100
5.060
5.120
5.075
V
3.333
3.317
3.366
3.340
3.379
3.346
V
3.030
3.015
3.060
3.036
3.072
3.042
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