Ir2153d Sstc Half Bridge
1
TO RF GROUND Tesla Tesla Primary Secondary 12 turns Fo 75-150kHz Tapped 250V,10A VARIAC ~16.0VDC @ 5.0mA 1/4A FRN-R20 1:1 ISOLATION +170 - 250VDC (Note 4) TRANSFORMER 1kVA 120/240VAC PW 8 4 0.01uF Cx 1PH, 60HZ Control 1 8 1kV-PP See Note 20A 10uF 1uF + 7 FRN-R20 7 1200uF 400VBR 450 WVDC Fo 20J TVSS Control Fo Tune 2 6 1N4148(2) 2 Adjust Cx 10T See Note 6 3 3 5 + 600V Cx - MMC Tuning Array to allow Series Resonant 400VBR 20A Bridge tune of Lp / Driver to Secondary 1N4148(2) 20J TVSS 1200uF WARNING -- HV (approximately 5 1 4 SGH40N60UFD 0.01uF 450 WVDC 10X Vpeak applied) will exist 1.0nF 330pF 1kV-PP across Cx; tank loaded Q of 10 assumed. STACCATO MODULATOR HALF-BRIDGE CONVERTER -170 - 250VDC (Note 4) Cx Detail - Typical of 2 Modulation F 45Hz <= Fo <= 300Hz Fo TUNE RANGE 25KHz <= Fo <= 150KHz Pulse Width 0.175ms <= PW <= 2.85ms Driver International Rectifier IR2153D - Self-Oscillating Half-Bridge Driver Duty Cycle 0.8% <= DC <= 91% IGBT's Fairchild SGH40N60UFD - High Performance Inverter / Induction Heating Grade User Inputs Notes: Model Outputs 1. WARNING, entire circuit INCLUDING CONTROLS are at line potentials. Insulated controls and 100.0 47.0 22.0 10.0 4.7 2.2 1.0 potentiometers MUST be used. Given: All Values nF 2. This circuit is conceptual only and has not been tested. User assumed all risks. Circuit should be powered with low voltage/low power until operational characteristics are determined. Vrms = 140 VAC 3. Cx will increase current into resonator, however makes circuit tune critical and possibly more susceptib Vpk = 198 VAC to kickback. Vdoubled= 396 VAC Ptank = 1250 W (allows headroom for kickback, EMI/RFI). Fo = 100000 Hz 5. Lp and Cx must be chosen to limit surge impedance of tank. This can be calculated via equations: (1) Itank = 19.83 A (1) I = 2*pi()*P / Vpk I = tank current P = Desired input power (watts) (2) Ctank = 0.08 uF Vpk = DC bus voltage (or AC nominal rms * sqrt(2) ) (3) Ltank = 31.77 uH (2) C = I / ( 2 * pi() * f * VpC = tank capacitance (F) I = tank current (4) Zo = 19.96 ohms f = Desired resonant frequency (hz) Vpk = DC bus voltage (or AC nominal rms * sqrt(2) ) (3) L = tank inductance (H) C = tank capacitance (F) f = Desired resonant frequency (hz) (4) Zo = Tank surge impedance (ohms) L = tank inductance (H) C = tank capacitance (F) Equations (1,2,3,4) are from Fairchild Semiconductor Application Note AN-9012 4. IR2153D maximum input rating is 600VDC. DO NOT exceed 500VDC power supply input to chip / IGBT's L = 1 / ( 2 * pi() * f ) 2 * Zo = ( L / C ) 0.5 Induction Heating System Topology Review , Rev. D, July 2000, Page 16. URL: http://www.fairchildsemi.com/an/AN/AN-9012.pdf VCC VB HO IR2153D RT VS CT LO COM 68 68 EMI / RFI FILTER 250V,20A V A 150K, 5W 10k 100k VCC RST DIS TR CNT COM OUT TLC555 68 20k 1k TH 1k 100k Resonator Base Current Monitoring Circuit 10k, 25W 10k, 25W
Transcript of Ir2153d Sstc Half Bridge
TO RFGROUND
Tesla Tesla Primary Secondary12 turns Fo 75-150kHzTapped 250V,10A VARIAC
~16.0VDC @ 5.0mA 1/4A FRN-R201:1 ISOLATION
+170 - 250VDC (Note 4) TRANSFORMER1kVA
120/240VAC PW 8 4 0.01uF Cx 1PH, 60HZ Control 1 8 1kV-PP See Note 20A
10uF 1uF +7 FRN-R20
71200uF
400VBR 450 WVDC Fo 20J TVSS Control Fo Tune 2 6
1N4148(2) 2 Adjust Cx10T See Note
6 3 3 5 +600V Cx - MMC Tuning Array to allow Series Resonant
400VBR 20A Bridge tune of Lp / Driver to Secondary1N4148(2) 20J TVSS 1200uF WARNING -- HV (approximately
5 1 4 SGH40N60UFD 0.01uF 450 WVDC 10X Vpeak applied) will exist 1.0nF 330pF 1kV-PP across Cx; tank loaded Q of 10
assumed.
STACCATO MODULATOR HALF-BRIDGE CONVERTER -170 - 250VDC (Note 4)Cx Detail - Typical of 2
Modulation F 45Hz <= Fo <= 300Hz Fo TUNE RANGE 25KHz <= Fo <= 150KHz
Pulse Width 0.175ms <= PW <= 2.85ms Driver International Rectifier IR2153D - Self-Oscillating Half-Bridge Driver
Duty Cycle 0.8% <= DC <= 91% IGBT's Fairchild SGH40N60UFD - High Performance Inverter / Induction Heating Grade
User InputsNotes: Model Outputs1. WARNING, entire circuit INCLUDING CONTROLS are at line potentials. Insulated controls and 100.0 47.0 22.0 10.0 4.7 2.2 1.0 potentiometers MUST be used. Given: All Values nF2. This circuit is conceptual only and has not been tested. User assumed all risks. Circuit should be powered with low voltage/low power until operational characteristics are determined. Vrms = 140 VAC3. Cx will increase current into resonator, however makes circuit tune critical and possibly more susceptible Vpk = 198 VAC to kickback. Vdoubled= 396 VAC
Ptank = 1250 W (allows headroom for kickback, EMI/RFI). Fo = 100000 Hz5. Lp and Cx must be chosen to limit surge impedance of tank. This can be calculated via equations:
(1) Itank = 19.83 A(1) I = 2*pi()*P / Vpk I = tank current
P = Desired input power (watts) (2) Ctank = 0.08 uFVpk = DC bus voltage (or AC nominal rms * sqrt(2) )
(3) Ltank = 31.77 uH(2) C = I / ( 2 * pi() * f * Vpk ) C = tank capacitance (F)
I = tank current (4) Zo = 19.96 ohmsf = Desired resonant frequency (hz)Vpk = DC bus voltage (or AC nominal rms * sqrt(2) )
(3) L = tank inductance (H)C = tank capacitance (F)f = Desired resonant frequency (hz)
(4) Zo = Tank surge impedance (ohms)L = tank inductance (H)C = tank capacitance (F)
Equations (1,2,3,4) are from Fairchild Semiconductor Application Note AN-9012
4. IR2153D maximum input rating is 600VDC. DO NOT exceed 500VDC power supply input to chip / IGBT's
L = 1 / ( 2 * pi() * f )2 * C
Zo = ( L / C )0.5
Induction Heating System Topology Review, Rev. D, July 2000, Page 16.URL: http://www.fairchildsemi.com/an/AN/AN-9012.pdf
VCC VB
HO
IR2153D
RT VS
CT LO
COM
68
68
EMI / RFIFILTER
250V,20A
V
A
150K, 5W
10k
10
0k
VCC RST
DIS
TR
CNT COM
OUT
TLC555
68
20k
1k
TH
1k
100k
ResonatorBase Current
MonitoringCircuit
10k,
25
W
10k,
25
W
