MC79M12CDT ON Semiconductor, MC79M12CDT Datasheet - Page 4

• Manufacturer Part Number: MC79M12CDT
• Description: IC REG NEG VOLT 500MA 12V DPAK-3
• Manufacturer: ON Semiconductor

Specifications of MC79M12CDT

• Regulator Topology: Negative Fixed
• Voltage - Output: -12V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 1.1V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-252-2, DPak (2 Leads + Tab), TO-252AA, SC-63
• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: - 12 V
• Output Current: 0.5 A
• Line Regulation: 80 mV
• Load Regulation: 240 mV
• Input Voltage Max: - 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MC79M15B, C
ELECTRICAL CHARACTERISTICS
7. Load and line regulation are specified at constant temperature. Change in V
8. B = T
Output Voltage (T
Line Regulation, T
Load Regulation, T
Output Voltage
Input Bias Current (T
Input Bias Current Change
Output Noise Voltage, T
Ripple Rejection (f = 120 Hz)
Dropout Voltage
Average Temperature Coefficient of Output Voltage
Pulse testing with low duty cycle is used.
C = T
low
low
−17.5 Vdc ≥ V
−18 Vdc ≥ V
5.0 mA ≤ I
−17.5 Vdc ≥ V
−17.5 Vdc ≥ V
5.0 mA ≤ I
I
I
O
O
to T
to T
= 500 mA, T
= 5.0 mA, 0°C ≤ T
high
high
J
J
J
= 25°C)
, −40°C < T
, 0°C < T
= 25°C (Note 7)
O
O
= 25°C (Note 7)
J
I
≤ 500 mA
= 25°C)
≤ 350 mA, V
≥ −28 Vdc
A
I
I
I
J
≥ −30 Vdc
≥ −30 Vdc, 5.0 mA ≤ I
≥ −30 Vdc, I
= 25°C, 10 Hz ≤ f ≤ 100 kHz
= 25°C
J
< 125°C
J
J
< 125°C
≤ 125°C
Characteristic
I
= −23 V
100
Figure 1. DPAK−3 Thermal Resistance and Maximum
90
80
70
60
50
40
O
Power Dissipation versus P.C.B. Copper Length
0
= 350 mA
(V
I
= − 23 V, I
Vertically
Mounted
Free Air
O
5.0
≤ 350 mA
Minimum
Size Pad
O
L, LENGTH OF COPPER (mm)
= 350 mA, T
http://onsemi.com
10
P
D(max)
R
4
qJA
15
low
for T
to T
A
O
high
= 50°C
20
due to heating effects must be taken into account separately.
(Note 8), unless otherwise noted.)
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
L
2.0 oz. Copper
Symbol
DV
Reg
Reg
V
25
DI
RR
V
V
I
I
V
L
−V
O
IB
O
O
load
IB
n
/DT
line
O
30
2.4
2.0
1.6
1.2
0.8
0.4
0
−14.25
−14.4
Min
54
−
−
−
−
−
−
−
−
−
−1.0
Typ
−15
5.0
3.0
4.4
1.1
30
90
60
−
−
−
−15.75
−15.6
Max
240
8.0
0.4
0.4
80
50
−
−
−
−
mV/°C
Unit
Vdc
Vdc
Vdc
mV
mV
mA
mA
dB
mV