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MC78LXXA/LM78LXXA/MC78L05AA
3-Terminal 0.1A Positive Voltage Regulator
Features
• • • • • Maximum Output Current of 100mA Output Voltage of 5V, 6V, 8V, 12V, 15V, 18V and 24V Thermal Overload Protection Short Circuit Current Limiting Output Voltage Offered in ±5% Tolerance
Description
The MC78LXXA/LM78LXXA/MC78L05AA series of fixed voltage monolithic integrated circuit voltage regulators are suitable for application that required supply current up to 100mA.
TO-92 SOT-89
GND
1 1 23
23
1. Output 2. GND 3. Input 8-SOP
8
1
1. Output 2. GND 3. GND 4. NC 5. NC 6. GND 7. GND 8. Input
Internal Block Diagram
InpuVI t
3
I
THERMAL SHUTDOWN CIRCUIT
REFERENCE VOLTAGE
+ -
SHORT CIRCUIT PROTECTION
RSC
GND 2
V0 Output 1
Rev. 1.0.6
©2010 Fairchild Semiconductor Corporation
MC78LXXA/LM78LXXA/MC78L05AA
Absolute Maximum Ratings
Parameter Input Voltage (for VO = 5V to 8V) (for VO = 12V to 18V) (for VO = 24V) Operating Junction Temperature Range Storage Temperature Range Thermal Resistance Junction-Case TO-92 Thermal Resistance Junction-Air TO-92 SOT-89 8-SOP Symbol VI TJ TSTG RθJC RθJA Value 30 35 40 0 ~ +150 -65 ~ +150 50 150 225 160 Unit V V V °C °C °C/W °C/W °C/W °C/W
Electrical Characteristics(MC78L05A/LM78L05A)
(VI = 10V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note 1) Parameter Output Voltage Line Regulation (Note1) Symbol VO ΔV O ΔV O TJ = 25°C TJ = 25°C TJ = 25°C 7V ≤ VI ≤ 20V Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 7V ≤ VI ≤ 20V 8V ≤ VI ≤ 20V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 40mA Conditions Min. 4.8 4.75 41 Typ. 5.0 8 6 11 5.0 2.0 40 -0.65 80 1.7 Max. 5.2 150 100 60 30 5.25 5.25 5.5 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Load Regulation (Note1)
7V ≤ VI ≤ VMAX 1mA ≤ IO ≤ 70mA (Note2) TJ = 25°C 8V ≤VI ≤ 20V 1mA ≤ IO ≤ 40 mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 8V ≤ VI ≤ 18V, TJ = 25°C TJ = 25°C
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
2
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L06A) (Continued)
(VI = 12V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note 1) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Output Voltage Quiescent Current Quiescent Current Change With Line With Load Symbol VO ΔVO ΔVO VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD TJ = 25°C TJ = 25°C TJ = 25°C 8.5V ≤ VI ≤ 20V 9V ≤ VI ≤ 20V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 70mA Conditions Min. 5.75 5.7 5.7 40 Typ. Max. 6.0 64 54 12.8 5.8 3.9 40 0.75 46 1.7 6.25 175 125 80 40 6.3 6.3 5.5 6.0 1.5 0.1 Unit V mV mV mV mV V V mA mA mA mA μV/Vo mV/°C dB V
8.5 ≤ VI ≤ 20V, 1mA ≤ IO ≤ 40mA 8.5 ≤ VI ≤ VMAX(Note), 1mA ≤ IO ≤ 70mA TJ = 25°C TJ = 125°C 9 ≤ VI ≤ 20V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 10V ≤ VI ≤ 20V, TJ = 25°C TJ = 25°C
Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
3
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L08A) (Continued)
(VI = 14V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note 1) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Symbol VO ΔV O ΔV O TJ = 25°C TJ = 25°C TJ = 25°C 10.5V ≤ VI ≤ 23V 11V ≤ VI ≤ 23V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA 10.5V ≤ VI ≤ 23V 1mA ≤ IO ≤ 40mA Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 10.5V ≤ VI ≤ VMAX (Note2) TJ = 25°C 11V ≤ VI ≤ 23V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤100kHz IO = 5mA f = 120Hz, 11V ≤ VI ≤ 21V, TJ = 25°C TJ = 25°C 1mA ≤ IO ≤ 70mA Conditions Min. 7.7 7.6 7.6 39 Typ. Max. 8.0 10 8 15 8.0 2.0 60 -0.8 70 1.7 8.3 175 125 80 40 8.4 8.4 5.5 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
4
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L12A/LM78L12A) (Continued)
(VI = 19V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Symbol VO ΔVO ΔVO TJ = 25°C TJ = 25°C TJ = 25°C 14.5V ≤ VI ≤ 27V 16V ≤ VI ≤ 27V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA Conditions Min. 11.5 11.4 11.4 37 Typ. 12 20 15 20 10 2.1 80 -1.0 65 1.7 Max. 12.5 250 200 100 50 12.6 12.6 6.0 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
14.5V ≤ VI ≤ 27V 1mA ≤ IO ≤ 40mA Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ ΔIQ ΔIQ VN ΔVO/ΔT RR VD 14.5V ≤ VI ≤ VMAX (Note2) TJ = 25°C 16V ≤ VI ≤ 27V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 15V ≤ VI ≤ 25V, TJ = 25°C TJ = 25°C 1mA ≤ IO ≤ 70mA
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
5
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L15A) (Continued)
(VI = 23V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Symbol VO ΔV O ΔV O TJ = 25°C TJ = 25°C TJ = 25°C 17.5V ≤ VI ≤ 30V Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 17.5V ≤ VI ≤ VMAX (Note2) TJ = 25°C 20V ≤ VI ≤ 30V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 18.5V≤VI ≤28.5V, TJ = 25°C TJ = 25°C 17.5V ≤ VI ≤ 30V 20V ≤ VI ≤ 30V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 70mA Conditions Min. 14.4 14.25 14.25 34 Typ. 15 25 20 25 12 2.1 90 -1.3 60 1.7 Max. 15.6 300 250 150 75 15.75 15.75 6.0 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
6
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L18A) (Continued)
(VI = 27V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note1)) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Symbol VO ΔVO ΔVO TJ = 25°C TJ = 25°C TJ = 25°C 21V ≤ VI ≤ 33V Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 21V ≤ VI ≤ VMAX (Note2) TJ = 25°C 21V ≤ VI ≤ 33V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 23V ≤ VI ≤ 33V, TJ = 25°C TJ = 25°C 21V ≤ VI ≤ 33V 22V ≤ VI ≤ 33V 1mA ≤ IO≤100mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 70mA Conditions Min. 17.3 17.1 17.1 34 Typ. 18 145 135 30 15 2.2 150 -1.8 48 1.7 Max. 18.7 300 250 170 85 18.9 18.9 6.0 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
7
MC78LXXA/LM78LXXA/MC78L05AA
Electrical Characteristics(MC78L24A) (Continued)
(VI = 33V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note1)) Parameter Output Voltage Line Regulation (Note1) Symbol VO ΔV O ΔV O TJ = 25°C TJ = 25°C TJ = 25°C 27V ≤ VI ≤ 38V Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 27V ≤ VI ≤ VMAX (Note2) TJ = 25°C 28V ≤ VI ≤ 38V 1mA ≤ IO ≤ 40mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 28V ≤ VI ≤ 38V, TJ = 25°C TJ = 25°C 27V ≤ VI ≤ 38V 28V ≤ VI ≤ 38V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 70mA Conditions Min. 23 22.8 22.8 34 Typ. 24 160 150 40 20 2.2 200 -2.0 45 1.7 Max. 25 300 250 200 100 25.2 25.2 6.0 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Load Regulation (Note1)
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
8
MC78LXXA/LM78LXXA/MC78L05AA
Absolute Maximum Ratings
Parameter Input Voltage (for VO = 5V to 8V) (for VO = 12V to 18V) (for VO = 24V) Operating Junction Temperature Range Storage Temperature Range Symbol VI TJ TSTG Value 30 35 40 0 ~ +150 -65 ~ +150 Unit V V V °C °C
Electrical Characteristics(MC78L05AA) (Continued)
(VI = 10V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note)) Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Symbol VO ΔV O ΔV O TJ = 25°C TJ = 25°C TJ = 25°C 7V ≤VI ≤20V Output Voltage Quiescent Current Quiescent Current Change Output Noise Voltage Temperature Coefficient of VO Ripple Rejection Dropout Voltage With Line With Load VO IQ Δ IQ Δ IQ VN ΔVO/ΔT RR VD 7V ≤VI ≤ VMAX (Note2) TJ = 25°C 8V ≤VI ≤ 20V 1mA ≤ IO ≤ 40 mA TA = 25°C, 10Hz ≤ f ≤ 100kHz IO = 5mA f = 120Hz, 8V ≤ VI ≤ 18V, TJ = 25°C TJ = 25°C 7V ≤ VI ≤ 20V 8V ≤ VI ≤ 20V 1mA ≤ IO ≤ 100mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 40mA 1mA ≤ IO ≤ 70mA Conditions Min. 4.9 4.75 41 Typ. 5.0 8 6 11 5.0 2.0 40 -0.65 80 1.7 Max. 5.1 150 100 50 25 5.15 5.15 5.5 1.5 0.1 Unit V mV mV mV mV V V mA mA mA μV/Vo mV/°C dB V
Note: 1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests. 2. Power dissipation PD ≤ 0.75W.
9
MC78LXXA/LM78LXXA/MC78L05AA
Typical Application
3(8) INPUT C1 0.33 μF NOTE 2
MC78LXXA/LM78LXXA
KA78LXXA NOTE 1 2(2,3,6,7)
1(1)
OUTPUT 0. 1 μF NOTE 2
’( )’ : 8SOP Type
Notes: 1. To specify an output voltage, substitute voltage value for “XX”. 2. Bypass Capacitors are recommend for optimum stability and transient response and should be located as close as possible to the regulator
10
MC78LXXA/LM78LXXA/MC78L05AA
Mechanical Dimensions
Package Dimensions in millimeters
TO-92
4.58 –0.15
+0.25
0.46
14.47 ±0.40
±0.10
4.58 ±0.20
1.27TYP [1.27 ±0.20] 3.60
±0.20
1.27TYP [1.27 ±0.20]
0.38 –0.05
+0.10
3.86MAX
1.02 ±0.10
0.38 –0.05
+0.10
(R2.29)
(0.25)
11
MC78LXXA/LM78LXXA/MC78L05AA
Mechanical Dimensions (Continued)
Package Dimensions in millimeters
8-SOP
MIN 1.55 ±0.20 0.061 ±0.008 0.1~0.25 0.004~0.001
#1
#8
4.92 ±0.20 0.194 ±0.008 5.13 MAX 0.202
(
0.56 ) 0.022
#4
#5
6.00 ±0.30 0.236 ±0.012
+0.10 0.15 -0.05 +0.004 0.006 -0.002
1.80 MAX 0.071
MAX0.10 MAX0.004
3.95 ±0.20 0.156 ±0.008
5.72 0.225 0.50 ±0.20 0.020 ±0.008
12
0~
8°
1.27 0.050
0.41 ±0.10 0.016 ±0.004
MC78LXXA/LM78LXXA/MC78L05AA
Mechanical Dimensions (Continued)
Package Dimensions in millimeters
SOT-89
4.50 ±0.20 1.65 ±0.10 C0.2
(0.50)
1.50 ±0.20 (0.40)
2.50 ±0.20
0.50 ±0.10 1.50 TYP 1.50 TYP
0.40 ±0.10 0.40 +0.10 –0.05
(1.10)
4.10 ±0.20
13
MC78LXXA/LM78LXXA/MC78L05AA
Ordering Information
Product Number LM78L05ACZ LM78L12ACZ Product Number MC78L05ACP MC78L06ACP MC78L08ACP MC78L12ACP MC78L15ACP MC78L18ACP MC78L24ACP MC78L05ACD MC78L08ACD MC78L12ACD MC78L05ACH MC78L08ACH MC78L12ACH MC78L05AACP TO-92 2% SOT-89 8-SOP 5% 0 ~ +125°C TO-92 Package TO-92 Package Output Voltage Tolerance 5% Output Voltage Tolerance Operating Temperature 0 ~ +125°C Operating Temperature
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www.fairchildsemi.com 11/5/10 0.0m 001 Stock#DS400727 © 2010 Fairchild Semiconductor Corporation
2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.