APTRG8A120
Dual IGBT Isolated Driver
+V1
SHORT CI RCUIT P ROTECTION
VCmax = 1200V IOUTpeak = 8A @ Tc = 25°C
VC1 Gon1 Goff1
0V1 H1 H2 Logic Circuit DRIVER 1 0V1
0V1 - V1 VC2
RESET FAULT OUT GND
+ 5V
Drive Interlock
+V2
SHORT CI RCUIT P ROTECTION
Applicatio n • Driver dedicated to IGBT Power modules in : - Motor Control - Uninterruptible Power Supplies - Switched Mode Power Supplies - Welding converters - Automotive Features • Drive IGBTs up to IC=300A, VCE=1200V • Short circuit protection by VCEsat monitoring • Low speed overcurrent cut off to limit over voltage • Under voltage Lockout with hysteresis • Top Bottom input signals Interlock • Switching frequency up to 50 kHz • Low stray inductance • High level of integration • Isolated driver Benefits • Outstanding performance at high frequency operation • Rugged • Stable temperature behavior • Very high noise immunity (common mode rejection > 10kV/µs) • 2500V Galvanic Isolation primary/secondary • 5V logic level with Schmitt-trigger Input • Single VDD =15V supply required • Positive & Negative Secondary auxiliary power supplies internally generated • Separate sink & Source output for easy Gate drive (optimized turn on & turn off operation) • Mounting with screws for good vibration withstand • Solderable pins
0V2
Gon2 Goff2
+15V 0/15V
ISOLATED DC /DC C ON VERTER S
+V1 0V1 -V1 0V2 -V2
DRIVER 2
0V2 0V2 -V2
+V2
VC 2 GND FAULT OUT RESET H2 H1 0/15V +15V Gon 2 Goff 2 0V 2 0V 1 Goff 1 Gon 1 VC 1
These Devices are sensitive to Electrostatic Discharge. Proper Handing Procedures Should Be Followed.
www.microsemi.com
1-4
APTRG8A120 – Rev 1 August, 2006
APTRG8A120
+5V IN1
BUFFER 1K 1nF 5.1V
DUAL DRIVER CIRCUIT
FAU LT Memorisation
VC1
+VBUS
SHORT CIRCUIT PROTECT VCEsat
V1
0V1
Gon1 G off1
2R 5W
0VBUS
IN2
GND 1K +5V
BUFFER
CIRCUIT LOGIC
1nF 5.1V
TOP DRIVER
SOFT TURN OFF And UVLO
0V1 0V1
0.5R 5W 1R 10W
2.7K
HIGH POWER IGBT
And INTERLOCK DRIVE
PWM GEN ERATOR
BUFFER
RESET FAULT OUT
GND
-V1 V2 FAU LT Memorisation
VC2
OUT
5.1V
1nF
BUFFER
1nF 1K
SHORT CIRCUIT PROTECT VCEsat
0V2
Gon2 Goff2
2R 5W
GND +15V
+ 47MF
15V AUX. SUPPLY (1A)
G ND +
5.1V
GND
+5V
BOTTOM DRIVER
SOFT TURN OFF And UVLO
0V2
0V2
0.5R 5W 1R 10W
ISOLATED DC /DC CONVERTERS
HIGH POWER IGBT
0/15V
G ND
-V2 0VBUS
fig 1:Typical phase leg Operation Block Diagram
All ratings @ Tj = 25°C unless otherwise specified Absolute maximum ratings
Symbol VDD VHi IVDDmax fmax VC IoutA Vmax R Gonmin R Goffmin Pout Parameter Max ratings 16 5.5 0.3 1 50 1200 270 2 1 4 Unit V A kHz V mA Ω W
Supply Voltage Input signal voltage i=1, 2 Maximum Supply current VHi = 0 V, i =1, 2
VDD=15V, Fout = 25 kHz, Ceff=150nF
Maximum Switching Frequency @ Tamb=85°C Collector Voltage short circuit protection pin Output Average Current Minimum resistance for RGon Minimum resistance for RGoff Output Power DC/DC converter
Per Output
Per Output
www.microsemi.com
2-4
APTRG8A120 – Rev 1 August, 2006
APTRG8A120
Driver Electrical Characteristics
Symbol VDD IVDD VUVLO VHi(max) VHi(th+) VHi(th-) CHi RHi VG(on) VG(off) Td(on) Td(off) PWD PDD Ifault VfaultH VfaultL Tdfault TSC ISC CPS RPW RR FR Characteristic Operating Supply Voltage Operating Supply Current Under Voltage lockout threshold Maximum Input Voltage Positive Going Threshold Voltage Negative Going Threshold Voltage Input Capacitance * Input Resistance * Turn on Gate Voltage Output Turn off Gate Voltage Output Test Conditions
Fout =25kHz,VDD=15V,VBus=600V Ceff=150nF on Channel 1&2
Min 14.5 11.6 -0.5 2
Typ 15 0.75 12.3 5
Max 15.5 13.5 5.5 0.8
Unit V A V V
i = 1, 2
No Load
RGon=2Ω, Fout = 25kHz, Ceff =150nF
14 -7 200 220 -0.3
-0.35
No Load
RGoff=1Ω, Fout = 25kHz, Ceff =150nF
Turn On delay time Ceff = 150nF Turn Off delay time Ceff = 150nF Pulse Width Distortion Propagation Delay Difference Td(on) - Td(off) between any two driver Output fault current Fault condition High Output Fault Voltage No fault Low Output Fault Voltage Fault condition Desat Fault Output Delay Time VDD=15V Total Short Circuit Duration T sc=6µs, VBus=600V, VGE=15V Short Circuit Current Coupling Capacitance Primary Secondary Reset Pulse Width Logic high for reset Reset Input Resistance Fault output pull-up resistance
1 1 15 14 -6 -5 400 420 0.02
nF kΩ 16 -5 500 520 0.3 0.35 7 V
ns µs mA V µs µs A pF µs kΩ
5 0.5 5 6 950 20 20 1 2.7
* Low impedance guarantees good noise immunity. Dead time between top and bottom inputs signals must be generated externally in case of phase leg operation
Thermal and package characteristics
Symbol VISOL TOP TSTG Torque Wt Characteristic Primary to Secondary Isolation Operating Ambient Temperature Storage Temperature Range Mounting torque Package Weight
Min 2500 -40 -55 M3
Typ
Max 85 100
Unit V °C N.m g
0.5 120
www.microsemi.com
3-4
APTRG8A120 – Rev 1 August, 2006
APTRG8A120
Driver Package outline (dimensions in mm)
VC 2 GND FAULT OUT RESET H2 H1 0/15V +15V Gon 2 Goff 2 0V 2 0V 1 Goff 1 Gon 1 VC 1
Frequency vs Gate effective Capacitor
110 100 90 80
FR Q (Khz)
70 60 50 40 30 20 10 0 25 50 75 100 125 150 175 200 225 250 275 300 Tamb=25°C Tamb=70°C
CEFF (nF)
M icrosemi reserves the right to change, without notice, the specifications and information contained herein
Microsemi's products are covered by one or more of U.S patents 4,895,810 5,045,903 5,089,434 5,182,234 5,019,522 5,262,336 6,503,786 5,256,583 4,748,103 5,283,202 5,231,474 5,434,095 5,528,058 and foreign patents. U.S and Foreign patents pending. All Rights Reserved.
www.microsemi.com
4-4
APTRG8A120 – Rev 1 August, 2006
0