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5
SI? L? L FUSE
4
3
2
L? L C22 1n R4 820k
1
1
R2 470k J? 1 2 CON2 R51 470k R1 470k C? C C? C R? VDR 2 -
D? C? 8F + 4 +5V +5V 470k R31 R43 470k L? L
D
D
GND 3 BRIDGE R28 3.3k R16 20k LM139 L? L Low wenn ,_Netz= > 430V T2 TRANSFORMER U?A 3 1 7 220p R17 30k R18 1.3k C15 GND 100n GND GND GND GND R50 200k C23 R47 11k 220p C13 2.2nF + + 12 R49 300k D6 6 C28 GND R5 470k C? C
Ansteuerung IGBT 1N4148 L? L
VSG AC1 AC2
V+ C(6) R3 3,5k +5V
V+
+5V
GND
R7 470k
R10 470k
VSG +5V
C
D? 1N4148 3 R19 C(7) 15k R? 20k VR1 20k C14 100n
D11
R8 470k U?C 3 LM139 + D13 1N4148 Ansteuerung IGBT 12 9 8 C27 C26220p R? 10k GND GND R9 9.2k 220p
R12 470k R13 10k R11 3.3k
+5V
C
1N4148 D10 2 1 1N4148 D12 1N4148
Q3 NPNBCE
Low wenn U_Coll_IGBT > ,_Netz= 14
R14 1k
R37 510 GND GND
C(17) R15 30k
V+ GND +5V J? D? DIODE U=f(P_aus) 1 2 CON2 Lfter V+ R? C(2) U=f(I_AC) R Q? NPNBCE NTC Sgezahn - Generator R32 1k D19 1N4148 12 LM139 R27 10 3 U?D D17 D18 5 4 3 U?B PNPBCE Q7 10 R? 10k R? R C(8) R29 30k IGBT - Treiber Q6 NPNBCE R33 10 C6 + D23 1N4148 47F +5V IGBT R48 GND NPN_I_EBC R? NTCTemp_IGBT GND C? C C(5) R42 3k Temp_Platte R? R41 240k R26 9.2k U_Coll -----100 +5V GND GND GND GND
B
B
GND
R25 4.7k
GND
C(10) 8.2k 20k C12 + 1 1N4148 C18 2.2n 3.3k
Ansteuerung IGBT
12
R22 30k
R24
D16
A
GND GND GND
+ 1N4148
PWM 128kHz ti_min 3·s, tp_max 4.7·s
R21
U=f(P_aus)
R23
11
13
10
+ -
2
LM139
1N4148
R30 3.3k D20 1N4148 GND GND GND GND GND GND
C? C
A
C(4) ON /OFF
5
4
3
2
1
D
D
R39 120
R15 30k
BZ
C
CON7 BUZZER C(2) C(4) C(5) C(6) C(7) C(8) 1 2 3 4 5 6 7 8 9 U? PA3/PFD PA4/TMR PA2 PA5/nINT PA1 PA6 PA0 PA7 PB3/AN3 OSC2 PB2/AN2 OSC1 PB1/AN1 VDD PB0/AN0 nRES PB0/AN1 PD0/PW M HT46R47 C17 100n 18 17 16 15 14 13 12 11 10 C(17) 7 6 5 4 3 2 1 X1 8M C(10) J? Display / Tasten
C
GND
GND
GND
B
B
A
A
5
4
3
2
1
D1 AC1
D
DIODE D4
D
D2 AC2 DIODE 8 7 6 5 4 U? Z1 Z-Diode
DIODE
C2 + Control Elko
3
C10 + Elko
2 1
VIPer12A
C8 C
V+ 4
C
3
L4 ? 1 2
C
D3 DIODE
C21 + D7 DIODE Elko
GND
GND
GND
GND
Q4 3 VIN VOUT 1 +5V
B
LM78L05AC/TO92 C11 + Elko C7 + Elko
B
GND GND GND
A
A