Single-Phase Rectification Active Converter

Ordering number : ENA1793A
STK760-216-E
Thick-Film Hybrid IC
Single-phase rectification
Active Converter Hybrid IC
http://onsemi.com
Overview
This IC is average current control type Active Converter Hybrid IC for power factor improvement of single-phase AC
power supply, that containing power devices of step-up active converter, control IC over-current and over-voltage
protection circuits.
Applications
• Single-phase rectification active filter for power rectification for air conditioners and general-purpose inverters.
Features
• Power switching device for active converter is adopting IGBT.
• Soft start functions and the over current, the over voltage, and the low-voltage are including as protection circuit
• Capable of controlling ON/OFF by logic level input signal.
• Output voltage changeability functions by control signal.
Semiconductor Components Industries, LLC, 2013
July, 2013
O0312HKPC 018-10-0023 No.A1793-1/11
STK760-216-E
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Symbol
IGBT
Collector-emitter voltage
(TR1+TR2)
Repetitive peak collector current
ICP
Collector current
IC
Conditions
Ratings
VCE
unit
600
*1
V
300
A
148
A
Power dissipation
PC1
223
W
FRD1
Diode reverse voltage
VRM
600
V
(D1)
Repetitive peak forward current
IF1P
220
A
Diode forward current
IF1
73
A
Power dissipation
PD1
150
W
FRD2
Repetitive peak forward current
IF2P
15
A
(D2)
Diode forward current
IF2
7
A
Power dissipation
PD2
13
W
20
V
Supply voltage (VCC-GND)
Signal pin input voltage
*1
*1
VCC
Pin 1
VBOP
-0.3 to 9.0
Pin 7
VIS
-10 to 0.3
Pin 8
VCOMP
Pin 12
VFB
Pin 13
VOVP
Pin 4
VONF
Pin 10
Vctl
-0.3 to 6.5
V
-0.3 to VCC
Maximum input AC voltage
VAC
Single-phase Full-rectified
264
Maximum output voltage
VO
Under the Application condition
450
Maximum output power
Wo
(VAC=200V)
V
V
8
kW
Input AC current (normal condition)
IIN
40
Arms
Junction temperature
Tj
150
°C
Operating case temperature
Tc
-20 to +100
°C
Storage temperature
Tstg
Tightening torque
Withstand voltage
VINS
HIC case temperature
*2
-40 to +125
°C
A screw part
*3
1.17
N•m
50Hz sine wave AC 1minute
*4
2000
VRMS
[Note]
*1: Duty ratio D = 0.1, tp = 1ms
*2: Measure point is between 5mm to center of back.
*3: Torque should be set within 0.79 to 1.17N⋅m. Flatness of the heat-sink should be lower than 0.2mm.
*4: The test condition: AC2500V, 1 second.
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.
No.A1793-2/11
STK760-216-E
Electrical Characteristics at Tc = 25°C, VCC = 15.0V: Unless otherwise noted
Ratings
Parameter
Symbol
Conditions
Test circuit
min
typ
unit
max
Power output part
Collector-emitter leak current
ICES
VCE = 600V
VCE(sat)
IC = 50A
(IGBT)
Collector-emitter saturation voltage
(IGBT)
Fig.1
Fig.2
1.2
200
μA
1.8
V
Diode reverse current (FRD1)
IR
VR = 600V
Fig.1
200
μA
Diode forward voltage (FRD1)
VF1
IF = 50A
Fig.3
1.8
2.4
V
Diode forward voltage (FRD2)
VF2
IF = 5A
Fig.3
2.5
3.5
V
Junction to case thermal resistance
θj-c1
IGBT (TR1+TR2)
0.56
θj-c2
FRD1 (D2+D3)
0.83
°C/W
θj-c3
FRD2 (D4)
9.0
°C/W
°C/W
Control IC part
Control IC input current
ICC(ON)
VCC = 15V, VONF = 5V
14
20
ICC(OFF)
VCC = 15V, VONF = 0V
2.5
5
Oscillation frequency
fOSC
VCC = 15V, VONF = 5V
19.5
22.0
24.5
kHz
Open loop protection
VOLP
0.8
0.95
1.1
V
4.88
5.0
5.12
V
-0.58
-0.5
-0.42
V
5.095
5.3
5.51
V
0.66
0.76
0.86
V
1.46
1.56
1.66
V
0.5
V
Fig.4
threshold voltage
Error-amp reference voltage
Peak current protection
Vref
Fig.5
VIS(PK)
threshold voltage
Over voltage protection
VOVP(ON)
threshold voltage
Brown-out protection threshold
VBOP(ON)
Fig.6
voltage
Brown-out protection enable voltage
VBOP(EN)
ON/OFF threshold voltage
VTHON
VCC = 15V
VTHOFF
Start-up VCC voltage
VCC(ON)
Shut-down VCC voltage
VCC(OFF)
Substrate temperature monitor
RTH
resistance
mA
3.0
VONF = 5V
12.4
13.25
14.1
V
9.4
10.0
10.7
V
Fig.3
90
100
110
kΩ
394
V
Fig.9
Fig.8
Resistance between
VTH1-VTH2
V
Fig.7
Application circuit : VAC = 200V, VO = 380V (Vctl = 1.507V)
Output voltage
VO
Wo = 2kW
366
380
Power Factor
cosφ
Wo = 400W
0.98
0.99
0.99
0.995
Wo = 2kW
1.0
No.A1793-3/11
STK760-216-E
Package Dimensions
unit:mm (typ)
4.6
6.0
0.75
44
2.54
1
76.0
23
21 2.54=53.34
22
63.4
(68.0)
R2.3
3.2
45.0
8.0
10.8
0.5
49.7
IGBT (TR1+TR2), FRD1 (D2+D3) & FRD2 (D4) vs. Temperature Derating (Ta = 25°C)
Pd -- Tc
240
220
IGBT
Power dissipation, Pd -- W
200
180
160
FRD1
140
120
100
80
60
40
FRD2
20
0
0
20
40
60
80
100
120
Case temperature, Tc -- °C
No.A1793-4/11
STK760-216-E
Block Diagram
(D2)
C
IGBT
VCC
FRD2
(D4)
FRD1
(TR1) (TR2)
RS
NR
P
(D3)
IGBT
driver
N
Input peak current Drive circuit
OVP/Enable
protection
detector
Enable
mode
RC averaging
Discharge Vcomp
S Q
R
UVLO Block
Biss & internal reference
Vm
Σ
Max Duty
Vcomp start
Cycle
Enable
Comparator
Vref
Integrated
Discharge
Ramp Oscillator
VM
0
Voltage
Error Amp
VIS
VCC
VCOMP
VBOP
VOVP
Output voltage
detector
VFB
VCAO
Vctl
VO control
buffer
VONF
VTH1
VH1
VthBOP
BOP Comparator
VTH2
RS=4mΩ(±1%)
SGND
Explanation of Terminal
Terminal No.
Symbol
1
VBOP
2
VCC
3
-
4
VONF
5
GND
6
-
7
VIS
8
VCOMP
9
-
10
Vctl
11
VCAO
Explanation
Brown-out fault detection terminal
Control IC power supply input
An empty terminal
ON/OFF control terminal
Signal GND
An empty terminal
Current detection terminal
Phase compensation terminal (Voltage error amplifier out)
An empty terminal
Output voltage control signal input
Output voltage control amplifier output
12
VFB
13
VOVP
Over voltage protection terminal
Output voltage feed back terminal
14
VTH1
Terminal of thermistor TH1
15
VTH2
16 to 22
-
A dummy terminal
Terminal of thermistor TH1
23 to 26
P
Output (+) terminal of PFC
An empty terminal
27, 28
-
29 to 32
C
IGBT (TR1+TR2) Collector
33,34
-
An empty terminal
35 to 38
N
Output (-) terminal of PFC
39, 40
-
An empty terminal
41 to 44
NR
Input current return terminal
No.A1793-5/11
STK760-216-E
Test Circuit -1
(1) ICES, IR
IGBT
FRD1
A
29, 30, 31, 32
23, 24, 25, 26
B
35, 36, 37, 38
29, 30, 31, 32
A
A
VCE, VR
5
35 to 38
B
〈Fig.1〉
(2) VCE(sat) (Test by Pulse)
VCC=15V
100μF
2
VONF
4
23 to 26
VCE(sat) ON
2.0V
VBOP
VOVP
12
13
1.7V
OFF
6.0V
1
VT
35 to 38
10
11
VCE(sat)
VFB
V
IC
N
4.8V
5
0V
〈Fig.2〉
(3) VF1, VF2 (Test by Pulse), RTH
A
FRD1
FRD2
A
29, 30, 31, 32
35, 36, 37, 38
B
23, 24, 25, 26
29, 30, 31, 32
14
V
R
IF
15
B
〈Fig.3〉
No.A1793-6/11
STK760-216-E
Test Circuit -2
(4) ICC(ON)/ICC(OFF), VOLP, fOSC
ICC, fOSC
VOLP
VFB = 1.1V
VONF = 5.0V
VCC=15V
ICC
A
ICC(OFF) ICC(ON)
100μF
2
VONF
RL=1kΩ
4
23 to 26
VBOP
VOVP
1
fOSC
12
13
1.7V
5.0V
35 to 38
10
11
VFB
N
5
〈Fig.4〉
(5) Vref, VIS(PK)
VCC=15V
Vref
VIS(PK)
VIS = -0.6V
VFB = 4.8V
100μF
2
VIS
VONF
2.0V
7
23 to 26
4
VBOP 1
VOVP
13
12
1.70V
5.0V
RL=1kΩ
35 to 38
10
11
VC
VFB
N
5
〈Fig.5〉
(6) VOVP(ON), VBOP(ON)
VCC=15V
VOVP(ON)
VBOP(ON)
VBOP = 1.70V
VOVP = 5.0V
100μF
2
VONF
RL=1kΩ
4
23 to 26
VBOP
VOVP
2.0V
1
13
12
35 to 38
10
11
VC
VFB
N
4.8V
5
〈Fig.6〉
No.A1793-7/11
STK760-216-E
Test Circuit -3
VCC=15V
(7) VTHON, VTHOFF
VONF
VBOP
VOVP
23 to 26
4
1
12
13
1.70V
35 to 38
5.0V
RL=1kΩ
100μF
2
10
11
VC
VFB
N
4.8V
5
〈Fig.7〉
VCC
(8) VCC(ON), VCC(OFF)
VCC(ON)
VCC(OFF)
Vc-ON
Vc-OFF
VONF
VBOP
VOVP
2.0V
23 to 26
4
1
13
12
1.70V
35 to 38
5.0V
RL=1kΩ
100μF
2
10
VC
VFB
N
4.8V
11
5
〈Fig.8〉
(9) Power Factor (COSφ)
DB1
Input peak current
protection
RC averaging
680kΩ
VIS
VCC=15V
VCC
UVLO Block
Biss & internal reference
Vm
VCOMP
Enable
C1
VBOP
Discharge
4.7μF/25V
Max Duty
Cycle Limit
Comparator
Integrated
Ramp Oscillator
VM
0
106%Vref
104%Vref
OVP(VFB)
VthBOP Brown out Comparator
620kΩ
VFB
VCAO
Σ
VH1
VTH2
SGND
Output voltage
detector
OVP(VFB)
Voltage
Error Amp
VTH1
OVP/Enable
detector
Enable mode
Discharge Vcomp
S Q
R
Vref
GND
VOVP
Drive circuit
Vcomp start
C2
N
Co
W
LOAD
Cs
IGBT
driver
Rs
NR
680kΩ
FRD1
(TR1) (TR2)
470kΩ
D1
470kΩ
FRD2
(D4)
2.2μF/
630V×2
VO
P
(D3)
VCC
Vctl
C3
VO control
buffer
VONF
5V
10μF/25V
IGBT
1800μF/450V
(D2)
C
0.5mH/20A
Ci
2.2μF/630V
L1
620kΩ
W
100μF/25V
VAC
SGND
PFC-ON : VONF=5V to VCC
PFC-OFF : VONF=0V
〈Fig.9〉
No.A1793-8/11
STK760-216-E
Application Circuit
DB1
Cs
(TR1) (TR2)
680kΩ
680kΩ
Input peak current
protection
RC averaging
VIS
VCC
UVLO Block
Biss & internal reference
Vm
VCOMP
Enable
C1
OVP/Enable
detector
Enable mode
Discharge Vcomp
S Q
R
VCAO
Σ
Vref
Vctl
Max Duty
Cycle
Integrated
Ramp Oscillator
C4
VO control
buffer
VONF
VM
0
Voltage
Error Amp
VTH1
VFB
Output voltage
detector
OVP(VFB)
Comparator
Discharge
5V
VH1
VTH2
SGND
GND
VOVP
Drive circuit
Vcomp start
C2
4.7μF/25V
100μF/25V
VBOP
N
Co
470kΩ
Rs
NR
VCC=15V
IGBT
driver
LOAD
FRD1
D1
620kΩ
VCC
FRD2
(D4)
470kΩ
Ci
2.2μF/
630V×2
VO
P
(D3)
10μF/25V
IGBT
1800μF/450V×2
(D2)
C
0.45mH/40A
2.2μF/630V
L1
Ri
620kΩ
Noise Filter
SW
VAC
VthBOP Brown out Comparator
SGND
PFC-ON : VONF=5V to VCC
PFC-OFF : VONF=0V
Recommended Condition
Parameter
Symbol
AC Voltage
Conditions
VAC
Ratings
50/60Hz
unit
170 to 264
Vrms
Output voltage
VO
Over-voltage detection voltage
VOV
Control IC supply voltage
VCC
Inductor
L1
Input film capacitor
Ci
4.4≤Ci
μF
Output film capacitor
Cs
4.4≤Cs
μF
Output electrolytic capacitor
Co
3600≤Co
μF
VCC-GND
VAC×√2+(10 to 15)≤450
V
VOUT+(10 to 20)
V
14.5 to 17.0
0.45
V
mH
Output Voltage Control
Output voltage control signal Vctl sets referring to the Vctl-VO characteristic of the figure below.
Vctl -- VO
420
Output voltage, VO -- V
400
380
360
340
320
300
280
260
240
1
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
Output voltage control signal input, Vctl -- V
No.A1793-9/11
STK760-216-E
Timing Chart
Even if power supply and signal at any timing are input, this IC is not destroyed.
However, soft start circuit doesn't operate when VIN (DC) is input at the timing of Figure 11 and 12.
Therefore, overcurrent protection circuit will operate, and audio frequency noise from coil may generate.
Please turn on ON/OFF or VCC after VIN(DC) to avoid this.
Input Timing 1
VIN(DC)
VCC
Input Timing 2
0V
0V
0V
0V
ON/OFF
0V
0V
ON
Voltage
control signal
ON
OFF
OFF
〈Fig.11〉
〈Fig.12〉
The built-in thermistor resistance temperature characteristic
RTH -- Tc
Thermistor resistance, RTH -- kΩ
10000
7
5
3
2
1000
7
5
3
2
100
7
5
3
2
10
7
5
3
2
0
--50
ma
x
mi
n
--25
0
25
50
75
100
125
ty p
150
Case temperature, Tc -- °C
No.A1793-10/11
STK760-216-E
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PS No.A1793-11/11