Document
S E M I C O N D U C T O R
MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100
8A, 700V - 1000V Ultrafast Diodes
Package
JEDEC TO-220AC
ANODE CATHODE CATHODE (FLANGE)
April 1995
Features
• Ultrafast with Soft Recovery Characteristic (tRR < 75ns) • +175 C Rated Junction Temperature • Reverse Voltage Up to 1000V • Avalanche Energy Rated
o
Applications
• Switching Power Supply • Power Switching Circuits • General Purpose
Symbol
K
Description
MUR870E, MUR880E, MUR890E, MUR8100E and RUR870, RUR880, RUR890, RUR8100 are ultrafast dual diodes (tRR < 75ns) with soft recovery characteristics. They have a low forward voltage drop and are of planar, silicon nitride passivated, ion-implanted, epitaxial construction. These devices are intended for use as energy steering/ clamping diodes and rectifiers in a variety of switching power supplies and other power switching applications. Their low stored charge and ultrafast recovery with soft recovery characteristics minimizes ringing and electrical noise in many power switching circuits thus reducing power loss in the switching transistor.
PART NUMBER MUR870E MUR880E MUR890E MUR8100E RURP870 RURP880 RURP890 RURP8100
A
PACKAGING AVAILABILITY PACKAGE TO-220AC TO-220AC TO-220AC TO-220AC TO-220AC TO-220AC TO-220AC TO-220AC BRAND MUR870 MUR880 MUR890 MUR8100 RURP870 RURP880 RURP890 RURP8100
NOTE: When ordering, use entire part number.
Absolute Maximum Ratings TC = +25oC, Unless Otherwise Specified
MUR870E RURP870 700V 700V 700V 8A MUR880E RURP880 800V 800V 800V 8A MUR890E RURP890 900V 900V 900V 8A MUR8100E RURP8100 1000V 1000V 1000V 8A
Peak Repetitive Reverse Voltage. . . . . . . . . . . . . . . . . .VRRM Working Peak Reverse Voltage . . . . . . . . . . . . . . . . . . VRWM DC Blocking Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VR Average Rectified Forward Current . . . . . . . . . . . . . . . . IF(AV) Total device forward current at rated VR and TC = +150oC) Peak Forward Repetitive Current . . . . . . . . . . . . . . . . . . IFRM 16A (Rated VR, square wave 20kHZ) Nonrepetitive Peak Surge Current . . . . . . . . . . . . . . . . . .IFSM 100A (Surge applied at rated load condition halfwave 1 phase 60Hz) Operating and Storage Temperature . . . . . . . . . . . . TSTG, TJ -55oC to +175oC
Copyright
16A 100A
16A 100A
16A 100A
-55oC to +175oC
-55oC to +175oC
-55oC to +175oC
© Harris Corporation 1995 5-12
File Number
2780.3
MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100
Electrical Specifications
TC = +25oC, Unless Otherwise Specified. LIMITS MUR870E, RURP870 MIN See Fig. 7 & 8 TYP 40 45 20 20 MAX 1.50 1.80 500 100 100 110 2.0 20 MUR880E, RURP880 MIN TYP 40 45 20 20 MAX 1.50 1.80 500 100 100 110 2.0 20 MUR890E, RURP890 MIN TYP 40 45 20 20 MAX 1.50 1.80 500 100 100 110 2.0 20 MIN MUR8100E, RURP8100 TYP 40 45 20 20 MAX 1.50 1.80 500 100 100 110 2.0 20 UNITS V V µA µA µA µA µA µA µA µA ns ns ns ns ns ns
oC/W
SYMBOL VF
TEST CONDITION IF = 8A TC = +150oC IF = 8A TC = +25oC
IR at TC = +150oC
VR = 700V VR = 800V VR = 900V VR = 1000V
IR at TC = +25oC
VR = 700V VR = 800V VR = 900V VR = 1000V
tRR tA tB RθJC EAVL DEFINITIONS
IF = 1A IF = 8A IF = 1A IF = 8A IF = 1A IF = 8A
mj
VF = Instantaneous forward voltage (pw = 300µs, D = 2%). IR = Instantaneous reverse current. tRR = Reverse recovery time at dIF/dt = 100A/µs (See Figure 2), summation of tA + tB. tA = Time to reach peak reverse current at dIF/dt = 100A/µs (See Figure 2). tB = Time from peak IRM to projected zero crossing of IRM based on a straight line from peak IRM through 25% of IRM (See Figure 2). RθJC = Thermal resistance junction to case. EAVL = Controlled avalanche energy (See Figures 7 and 8). pw = pulse width. D = duty cycle.
V1 AMPLITUDE CONTROLS IF V2 AMPLITUDE CONTROLS dIF/dt R1 L1 = SELF INDUCTANCE OF R4 +LLOOP Q1 +V1 0 t2 t1 R2 Q4 t3 C1 0 -V2 R3 Q3 -V4 VR VRM (REC) R4 0.25 IRM IRM LLOOP DUT 0 +V3 Q2 t1 ≥ 5tA(MAX) t2 > tRR t3 > 0 L1 tA(MIN) ≤ R4 10 IF dIF dt tRR tA tB
FIGURE 1. tRR TEST CIRCUIT
FIGURE 2. DEFINITIONS OF tRR, tA AND tB
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MUR870E, MUR880E, MUR890E, MUR8100E, RURP870, RURP880, RURP890, RURP8100 Typical Performance Curves
3.5 PD , AVERAGE POWER DISSIPATION (W) 3.0 VF , FORWARD VOLTAGE (V) 2.5 2.0 1.5 1.0 0.5 +175oC MAXIMUM 0.0 0.1 1.0 10.0 60.0 +25 C MAXIMUM +25oC TYPICAL
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24 22 20 18 16 14 12 10 8 6 4 2 0 0 1 2 3 4 5 6 7 8 9 10 IF , FORWARD CURRENT (A) IF , AVERAGE FORWARD CURRENT (A) DC TJ = +175oC SQUARE WAVE
FIGURE 3. FORWARD VOLTAGE vs FORWARD CURRENT CHARACTERISTIC
10 9 IF(AVG) , AVERAGE CURRENT (A)
FIGURE 4. AVERAGE FORWARD CURRENT vs AVERAGE POWER DISSIPATION
10 9 IF(AVG) , AVERAGE CURRENT (A) 8 7 6 5 4 3 2 1 0 RθJA = +60oC/W (NO HEAT SINK) RθJA = +12oC/W
8 7 6 SQUARE WAVE 5 4 3 2 1 0 140 150 160 170 180 TC , CASE TEMPERATURE (oC) DC
0
20
40
60
80
100
120
140
160
180
TA , AMBIENT TEMPERATURE (oC)
FIGURE 5. AVERAGE FORWARD CURRENT vs CASE TEMPERATURE
FIGURE 6. AVERAGE FORWARD CURRENT vs AMBIENT TEM.