MBRM120LT3 ON Semiconductor, MBRM120LT3 Datasheet - Page 3

• Manufacturer Part Number: MBRM120LT3
• Description: Schottky (Diodes & Rectifiers) 1A 20V Low Vf
• Manufacturer: ON Semiconductor

Specifications of MBRM120LT3

• Product: Schottky Diodes
• Peak Reverse Voltage: 20 V
• Forward Continuous Current: 1 A
• Max Surge Current: 60 A
• Configuration: Single
• Forward Voltage Drop: 0.65 V @ 3 A
• Maximum Reverse Leakage Current: 400 uA
• Operating Temperature Range: - 55 C to + 125 C
• Mounting Style: SMD/SMT
• Package / Case: Power Mite
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1000
100E−6
100
1.0E−3
1.0E−6
10E−3
10E−6
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
10
0
25
0
* Reverse power dissipation and the possibility of thermal runaway must be considered when operating this device under any re-
verse voltage conditions. Calculations of T
T
This graph displays the derated allowable T
where r(t) = Rthja. For other power applications further calculations must be performed.
0
J
2.0
may be calculated from the equation:
35
SQUARE WAVE
4.0
45
V
I
I
Figure 3. Typical Reverse Current
I
pk
pk
I
R
pk
pk
T
Figure 5. Current Derating
/I
, REVERSE VOLTAGE (VOLTS)
/I
V
/I
L
/I
o
o
R
dc
, LEAD TEMPERATURE (°C)
Figure 7. Capacitance
5.0
o
6.0
o
55
= 20
, REVERSE VOLTAGE (VOLTS)
= 10
= p
= 5
8.0
65
T
T
10
75
J
J
= 85°C
= 25°C
10
12
85
T
14
J
95
= 25°C
FREQ = 20 kHz
J
J
105
16
15
therefore must include forward and reverse power effects. The allowable operating
due to reverse bias under DC conditions only and is calculated as T
T
r(t) = thermal impedance under given conditions,
Pf = forward power dissipation, and
Pr = reverse power dissipation
J
= T
115
18
http://onsemi.com
Jmax
MBRM120L
125
20
− r(t)(Pf + Pr) where
20
3
100E−3
100E−6
1.0E−3
125
105
115
10E−3
10E−6
0.7
0.6
0.5
0.4
0.3
0.2
0.1
95
85
75
65
0
Figure 8. Typical Operating Temperature Derating*
0
0
119°C/W
I
0
pk
/I
2.0
204°C/W
o
0.2
I
O
= 20
Figure 6. Forward Power Dissipation
, AVERAGE FORWARD CURRENT (AMPS)
V
Figure 4. Maximum Reverse Current
I
4.0
pk
R
, DC REVERSE VOLTAGE (VOLTS)
/I
V
o
0.4
R
5.0
= 10
277.35°C/W
, REVERSE VOLTAGE (VOLTS)
6.0
I
pk
0.6
8.0
/I
o
= 5
T
T
10
0.8
J
J
= 85°C
= 25°C
10
338°C/W
I
pk
/I
12
o
1.0
= p
R
tja
14
J
= 33.72°C/W
SQUARE
= T
1.2
WAVE
Jmax
15
16
1.4
− r(t)Pr,
18
dc
20
1.6
20