SNVS769J March 2000 – December 2014 LM2940-N , LM2940C
PRODUCTION DATA.
请参考 PDF 数据表获取器件具体的封装图。
MIN | MAX | UNIT | ||
---|---|---|---|---|
LM2940-N KTT, NDE, DCY ≤ 100 ms | 60 | V | ||
LM2940C KTT, NDE ≤ 1 ms | 45 | |||
Internal power dissipation(2) | Internally Limited | |||
Maximum junction temperature | 150 | °C | ||
Soldering temperature(3) | TO-220 (NDE), Wave (10 s) | 260 | ||
DDPAK/TO-263 (KTT) (30 s) | 235 | |||
SOT-223 (DCY) (30 s) | 260 | |||
WSON-8 (NGN) (30 s) | 235 | |||
Storage temperature, Tstg | −65 | 150 |
VALUE | UNIT | |||
---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) | ±2000 | V |
MIN | MAX | UNIT | ||
---|---|---|---|---|
Input voltage | 6 | 26 | V | |
Temperature | LM2940-N NDE, LM2940-N KTT | −40 | 125 | °C |
LM2940C NDE, LM2940C KTT | 0 | 125 | ||
LM2940-N DCY | −40 | 85 | ||
LM2940-N NGN | −40 | 125 |
THERMAL METRIC(1) | LM2940-N, LM2940C | LM2940-N | UNIT | |||
---|---|---|---|---|---|---|
TO-220 (NDE) | DDPAK/TO-263 (KTT) | SOT-223 (DCY) | WSON (NGN) | |||
3 PINS | 3 PINS | 4 PINS | 8 PINS | |||
RθJA | Junction-to-ambient thermal resistance(2) | 23.3 | 40.9 | 59.3 | 40.5 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 16.1 | 43.5 | 38.9 | 26.2 | |
RθJB | Junction-to-board thermal resistance | 4.8 | 23.5 | 8.1 | 17.0 | |
ψJT | Junction-to-top characterization parameter | 2.7 | 10.3 | 1.7 | 0.2 | |
ψJB | Junction-to-board characterization parameter | 4.8 | 22.5 | 8.0 | 17.2 | |
RθJC(bot) | Junction-to-case (bottom) thermal resistance | 1.1 | 0.8 | n/a | 3.2 |
PARAMETER | TEST CONDITIONS | 5 V | 8 V | UNIT | |||||
---|---|---|---|---|---|---|---|---|---|
MIN | TYP | MAX | MIN | TYP | MAX | ||||
Input voltage | 5 mA ≤ IOUT ≤ 1 A | 6.25 | 26 | 9.4 | 26 | V | |||
Output voltage | 5 mA ≤ IOUT ≤ 1A | 4.75 | 5 | 5.25 | 7.6 | 8 | 8.4 | ||
5 mA ≤ IOUT ≤ 1A, TJ = 25°C | 4.85 | 5 | 5.15 | 7.76 | 8 | 8.24 | |||
Line regulation | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
20 | 50 | 20 | 80 | mV | |||
Load regulation | 50 mA ≤ IOUT ≤ 1 A | LM2940-N | 35 | 80 | 55 | 130 | mV | ||
50 mA ≤ IOUT ≤ 1 A TJ = 25°C |
LM2940-N | 35 | 50 | 55 | 80 | ||||
LM2940C | 35 | 50 | 55 | 80 | |||||
Output impedance | 100 mADC, 20 mArms, ƒOUT = 120 Hz | 35 | 55 | mΩ | |||||
Quiescent current | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA |
LM2940-N | 10 | 20 | 10 | 20 | mA | ||
VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
LM2940-N | 10 | 15 | 10 | 15 | ||||
LM2940C | 10 | 15 | |||||||
VIN = VOUT + 5 V, IOUT = 1 A | 30 | 60 | 30 | 60 | |||||
VIN = VOUT + 5 V, IOUT = 1 A TJ = 25°C |
30 | 45 | 30 | 45 | |||||
Output noise voltage | 10 Hz to 100 kHz, IOUT = 5 mA | 150 | 240 | µVrms | |||||
Ripple rejection | ƒOUT = 120 Hz, 1 Vrms, IOUT = 100 mA | LM2940-N | 54 | 72 | 48 | 66 | dB | ||
ƒOUT = 120 Hz, 1 Vrms, IOUT = 100 mA TJ = 25°C |
LM2940-N | 60 | 72 | 54 | 66 | ||||
LM2940C | 60 | 72 | 54 | 66 | |||||
Long-term stability | 20 | 32 | mV/1000 Hr | ||||||
Dropout voltage | IOUT = 1A | 0.5 | 1 | 0.5 | 1 | V | |||
IOUT = 1A, TJ = 25°C | 0.5 | 0.8 | 0.5 | 0.8 | |||||
IOUT = 100 mA | 110 | 200 | 110 | 200 | mV | ||||
IOUT = 100 mA, TJ = 25°C | 110 | 150 | 110 | 150 | |||||
Short-circuit current | See(1), TJ = 25°C | 1.6 | 1.9 | 1.6 | 1.9 | A | |||
Maximum line transient | ROUT = 100Ω, T ≤ 100 ms | LM2940-N | 60 | 75 | 60 | 75 | V | ||
ROUT = 100Ω, T ≤ 1 ms TJ = 25°C |
LM2940C | 45 | 55 | 45 | 555 | ||||
Reverse polarity DC input voltage |
ROUT = 100 Ω | LM2940-N | –15 | –30 | –15 | –30 | V | ||
ROUT = 100 Ω TJ = 25°C |
LM2940C | –15 | –30 | –15 | –30 | ||||
Reverse polarity Transient Input Voltage |
ROUT = 100 Ω, T ≤ 100 ms | LM2940-N | –50 | –75 | –50 | –75 | V | ||
ROUT = 100 Ω, T ≤ 1 ms | LM2940C | –45 | –55 |
PARAMETER | TEST CONDITIONS | 9 V | 10 V | UNIT | |||||
---|---|---|---|---|---|---|---|---|---|
MIN | TYP | MAX | MIN | TYP | MAX | ||||
Input voltage | 5 mA ≤ IOUT ≤ 1 A | 10.5 | 26 | 11.5 | 26 | V | |||
Output voltage | 5 mA ≤ IOUT ≤ 1A | 8.55 | 9 | 9.45 | 9.5 | 10 | 10.5 | ||
5 mA ≤ IOUT ≤ 1A, TJ = 25°C | 8.73 | 9 | 9.27 | 9.7 | 10 | 10.3 | |||
Line regulation | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
20 | 90 | 20 | 100 | mV | |||
Load regulation | 50 mA ≤ IOUT ≤ 1 A | LM2940-N | 60 | 150 | 65 | 165 | mV | ||
50 mA ≤ IOUT ≤ 1 A TJ = 25°C |
LM2940-N | 60 | 90 | 65 | 100 | ||||
LM2940C | 60 | 90 | |||||||
Output impedance | 100 mADC, 20 mArms, ƒOUT = 120 Hz | 60 | 65 | mΩ | |||||
Quiescent current | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA |
LM2940-N | 10 | 20 | 10 | 20 | mA | ||
VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
LM2940-N | 10 | 15 | 15 | |||||
LM2940C | 10 | 15 | |||||||
VIN = VOUT + 5 V, IOUT = 1 A | 30 | 60 | 30 | 60 | |||||
VIN = VOUT + 5 V, IOUT = 1 A TJ = 25°C |
30 | 45 | 30 | 45 | |||||
Output noise voltage | 10 Hz to 100 kHz, IOUT = 5 mA | 270 | 300 | µVrms | |||||
Ripple rejection | ƒOUT = 120 Hz, 1 Vrms
IOUT = 100 mA |
LM2940-N | 46 | 64 | 45 | 63 | dB | ||
ƒOUT = 120 Hz, 1 Vrms
IOUT = 100 mA TJ = 25°C |
LM2940-N | 52 | 64 | 51 | 63 | ||||
LM2940C | 52 | 64 | |||||||
Long-term stability | 34 | 36 | mV/1000 Hr | ||||||
Dropout voltage | IOUT = 1A | 0.5 | 1 | 0.5 | 1 | V | |||
IOUT = 1A, TJ = 25°C | 0.5 | 0.8 | 0.5 | 0.8 | |||||
IOUT = 100 mA | 110 | 200 | 110 | 200 | mV | ||||
IOUT = 100 mA, TJ = 25°C | 110 | 150 | 110 | 150 | |||||
Short-circuit current | See(1), TJ = 25°C | 1.6 | 1.9 | 1.6 | 1.9 | A | |||
Maximum line transient | ROUT = 100Ω, T ≤ 100 ms | LM2940-N | 60 | 75 | 60 | 75 | V | ||
ROUT = 100Ω, T ≤ 100 ms TJ = 25°C |
LM2940C | 45 | 55 | ||||||
Reverse polarity DC input voltage |
ROUT = 100 Ω | LM2940-N | –15 | –30 | –15 | –30 | V | ||
ROUT = 100 Ω TJ = 25°C |
LM2940C | –15 | –30 | ||||||
Reverse polarity Transient Input Voltage |
ROUT = 100 Ω, T ≤ 100 ms | LM2940-N | –50 | –75 | –50 | –75 | V | ||
LM2940C | –45 | –55 |
PARAMETER | TEST CONDITIONS | 12 V | 15 V | UNIT | |||||
---|---|---|---|---|---|---|---|---|---|
MIN | TYP | MAX | MIN | TYP | MAX | ||||
Input voltage | 5 mA ≤ IOUT ≤ 1 A | 13.6 | 26 | 16.75 | 26 | V | |||
Output voltage | 5 mA ≤ IOUT ≤ 1A | 11.40 | 12 | 12.6 | 14.25 | 15 | 15.75 | ||
5 mA ≤ IOUT ≤ 1A, TJ = 25°C | 11.64 | 12 | 12.36 | 14.55 | 15 | 15.45 | |||
Line regulation | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
20 | 120 | 20 | 150 | mV | |||
Load regulation | 50 mA ≤ IOUT ≤ 1 A | LM2940-N | 55 | 200 | mV | ||||
50 mA ≤ IOUT ≤ 1 A TJ = 25°C |
LM2940-N | 55 | 120 | ||||||
LM2940C | 55 | 120 | 70 | 150 | |||||
Output impedance | 100 mADC, 20 mArms, ƒOUT = 120 Hz | 80 | 100 | mΩ | |||||
Quiescent current | VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA |
LM2940-N | 10 | 20 | mA | ||||
VOUT + 2 V ≤ VIN ≤ 26 V, IOUT = 5 mA TJ = 25°C |
LM2940-N | 10 | 15 | ||||||
LM2940C | 10 | 15 | 10 | 15 | |||||
VIN = VOUT + 5 V, IOUT = 1 A | 30 | 60 | 30 | 60 | |||||
VIN = VOUT + 5 V, IOUT = 1 A TJ = 25°C |
30 | 45 | 30 | 45 | |||||
Output noise voltage | 10 Hz to 100 kHz, IOUT = 5 mA | 360 | 450 | µVrms | |||||
Ripple rejection | ƒOUT = 120 Hz, 1 Vrms, IOUT = 100 mA | LM2940-N | 48 | 66 | dB | ||||
ƒOUT = 120 Hz, 1 Vrms, IOUT = 100 mA TJ = 25°C |
LM2940-N | 54 | 66 | ||||||
LM2940C | 54 | 66 | 52 | 64 | |||||
Long-term stability | 48 | 60 | mV/1000 Hr | ||||||
Dropout voltage | IOUT = 1A | 0.5 | 1 | 0.5 | 1 | V | |||
IOUT = 1A, TJ = 25°C | 0.5 | 0.8 | 0.5 | 0.8 | |||||
IOUT = 100 mA | 110 | 200 | 110 | 200 | mV | ||||
IOUT = 100 mA, TJ = 25°C | 110 | 150 | 110 | 150 | |||||
Short-circuit current | See(1), TJ = 25°C | 1.6 | 1.9 | 1.6 | 1.9 | A | |||
Maximum line transient | ROUT = 100Ω, T ≤ 100 ms | LM2940-N | 60 | 75 | V | ||||
ROUT = 100Ω, T ≤ 100 ms TJ = 25°C |
LM2940C | 45 | 55 | 45 | 55 | ||||
Reverse polarity DC input voltage |
ROUT = 100 Ω | LM2940-N | –15 | –30 | V | ||||
ROUT = 100 Ω TJ = 25°C |
LM2940C | –15 | –30 | –15 | –30 | ||||
Reverse polarity transient input voltage |
ROUT = 100 Ω, T ≤ 100 ms | LM2940-N | –50 | –75 | V | ||||
ROUT = 100 Ω, T ≤ 1 ms | LM2940C | –45 | –55 | –45 | –55 |