Data SheetNo. PD60190-C
IRIS4015(K)
INTEGRATED SWITCHER
Features
• Primary current mode control, and secondary • Vcc Over-voltage protection (latched) • Over-current & over-temperature protection • Quasi resonant, variable frequency operation • 5 pin TO-220 and TO-262 package • 0.97Ω Rds(on) max/ 650V MOSFET • Fully Characterized Avalanche Energy
voltage mode control
Packages
IRIS4015 5 Lead TO-220
IRIS4015K 5 Lead TO-262
Descriptions
The IRIS4015(K) is a dual mode voltage and current controller combined with a MOSFET in a single package. The IRIS4015(K) is designed for use in AC/DC switching power supplies up to 230VAC nominal input, and is capable of 180W for a universal line input. The device operates on a quasi-resonant or Pulse Ratio Control (PRC) basis, and thereby variable frequency operation.
Typical Connection Diagram
Vin (AC/ DC)
Vout (DC)
3
Drain Vcc
4
IRIS4015(K)
FB Source Gnd
5
1
2
(Refer to Lead Assignments for correct pin configuration). This/These diagram(s) show electrical connections only. Please refer to our DesignTips and Application Notes (AN1018a, AN1024a, AN1025) for proper circuit board layout.
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IRIS4015(K)
Absolute Maximum Ratings
Absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. All voltage parameters are absolute voltages referenced to terminals stated, all currents are defined positive into any lead. The thermal resistance and power dissipation ratings are measured under board mounted and still air conditions.
Symbol
IDpeak IDmax EAS VCC VTH P D1 P D2 RthJC TJ TS Tf TOP TL
Definition
Peak drain current Maximum switching current Single pulse avalanche energy Power supply voltage OCP/FB terminal voltage Power dissipation for MOSFET Power dissipation for control part (MIC) Thermal resistance, junction to case Junction temperature Storage temperature Internal frame temperature in operation Ambient operating temperature Lead temp. (soldering, 10 seconds)
Terminals
3-1 3-1 3-1 4-3 5-2 3-1 4-2 — — — — — —
Max. Ratings
21 8 325 35 6 235 1.2 0.8 0.53 -40-125 -40-125 -20-125 -20-125 300
Units
A mJ
Note
Single pulse V2-3 = 0.78V Ta=-20 - +125oC single pulse ILpeak=5.7A
V With infinite heatsink W Without heatsink Specified by VIN x IIN °C/W
°C
Refer to recommended operating temperature
Recommended Operating Conditions
Time for input of quasi resonant signals. For the Quasi resonant signal inputted to the VOCP/FB terminal at the time of quasi resonant operation, the signal should be wider thant Tth(2)
VOCP/FB Tth(2) ≥1.0µs Vth(2)
2
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IRIS4015(K)
Electrical Characteristics (for Control Part (MIC))
VCC = 18V, (TA = 25°C) unless otherwise specified.
Symbol
VCCUV+ VCCHYS IQCCUV IQCC TOFF(MAX) TTH(2) TOFF(MIN) VTH(1) VTH(2) IOCP/FB VCC(OVP) IIN(H) VIN(LaOFF) TJ(TSD)
Definition
VCC supply undervoltage positive going threshold VCC supply undervoltage lockout hysteresis UVLO mode quiescent current Quiescent operating VCC supply current Maximum OFF time Minimum input pulse width for quasi resonant signals Minimum OFF time OCP/FB terminal threshold voltage 1 OCP/FB terminal threshold voltage 2 OCP/FB terminal sink current VCC overvoltage protection limit Latch circuit sustaining current Latch circuit reset voltage Thermal shutdown activation temperature
Min. Typ. Max. Units Test Conditions
14.4 5.4 — — 40 — — 0.68 1.3 1.1 20.5 — 6.6 140 16 6.0 — — — — — 0.73 1.45 1.35 22.5 — — — 17.6 6.6 100 30 60 1.0 1.5 0.78 1.6 1.7 24.5 400 8.4 — V mA V µA V
oC
V µA mA µsec VCC < VCCUV-
Electrical Characteristics (for MOSFET)
(TA = 25°C) unless otherwise specified.
Symbol
VDSS IDSS RDS(ON) tr
THj-C
Definition
Drain-to-source breakdown voltage Drain leakage current On-resistance Rise time (10% to 90%) Thermal resistance
Min. Typ. Max. Units Test Conditions
650 — — — — — — — — — — 25 0.97 310 0.53 V µA Ω ns
oC/W
Vds=650V, VGS=0V V3-1=10V, ID=8.8A Between junction and case
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IRIS4015(K)
Block Diagram
4
Vcc
1
START
O.V.P
LATCH
D
REG.
DRIVE
2
T.S.D OSCILLATOR
S Vth(1)
5
+
Comp.1
OCP/ FB
+
Comp.2
Vth(2)
3
Ground
Lead Assignments
Pin # S y m b o l
1 S
Description
MOSFET Source terminal
2
Ground
Ground terminal
3
D
MOSFET Drain terminal
4 1 2 3 4 5 5
Vcc
Control circuit supply volta g e
OCP/FB
Overcurrent detection, and Volta g e mode control feedback si g nal
Other Functions
O.V.P. – Overvoltage Protection Circuit T.S.D. – Thermal Shutdown Circuit 4
5/4/2001
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IRIS4015(K)
Case outline
5-Lead TO-220
01-6020 00 01-3042 01 (TS-001)
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IRIS4015(K)
Case outline
1.40 [.055] MAX. 10.29 [.405] 9.65 [.380] 4.83 [.190] 4.06 [.160] B 1.32 [.052] 1.22 [.048] 6.22[.245] MIN
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9.65 [.380] 8.64 [.340]
6
8.00[.315] MAX
12345
C 12.70 [.500] 14.73 [.580]
5X 1.70 [.067] 4X
1.01[.040] 0.51[.020] A B
5X
0.63 [.025] 0.31 [.012] 2.92 [.115] 2.16 [.085]
0.25 [.010]
5-Lead TO-262
IR WORLD HEADQUARTERS: 233 Kansas Street, El Segundo, California 90245 Tel: (310) 252-7105 Data and specifications subject to change without notice. 5/27/2002
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