IRS2505LTRPBF データシートの表示（PDF） - Infineon Technologies

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IRS2505LTRPBF

Boost PFC and SMPS Control IC

Infineon Technologies 

IRS2505LPBF

Electrical Characteristics

VCC=14V, CVCC=0.1uF, CCMP=0.68uF, CPFC=1nF, CVBUS=10nF, and Ta=25°C unless otherwise specified.

Symbol

Definition

Supply Characteristics

VCLAMP VCC clamp voltage

VCCUV+

Rising VCC under-voltage lock-out

threshold

VCCUV-

Falling VCC under-voltage lock-out

threshold

VCCUVHYS VCC UVLO hysteresis

IQCCUV

Micro-power start-up VCC supply

current

IQCC

No switching

ICC50kHz VCC current @ 50kHz

PFC Characteristics

tONMAX Maximum PFC On-time

VBUSREG VBUS Pin Regulation Voltage

VBUSOV+

VBUSOV-

VBUSOC+

VPFCZX+

VPFCZX-

tOFFDLY

VBUS Pin OVP Threshold

VBUS Pin OVP Fault Reset

Threshold

VBUS Pin Over-Current Threshold

PFC Pin Zero-Crossing Arming

Threshold

PFC Pin Zero-Crossing Detection

Threshold

PFC Pin Off-Time Delay

Min Typ Max Units

Test Conditions

19.8 20.8 21.8

10.0 11.1 12.0

V

7.0 7.9 9.0

2.9 3.2 3.5

--- 46.0 60.0 µA

--- 1.2 1.6 mA

--- 1.6 2.0 mA

ICC = 19 mA

VCC = VCCUV+

- 500mV rising

VCOMP=0V,GBD

51 68 86 s

4.02 4.1 4.18

4.30 4.50 4.70

4.13 4.26 4.48

0.45 0.53 0.62 V

0.39 0.40 0.51

0.39 0.40 0.51

--- 0.5 ---

VBUS = 3V

VPFC Rising, GBD

VPFC Falling, GBD

tZXBLNK PFC Pin Zero-Crossing Blank Time

--- 0.5 --- s

tWD

Watch Dog Timer Pulse Interval

100 140 180

ICMP+

ICMP-

CMP Pin OTA IO+

CMP Pin OTA IO-

25 33 40

VBUS=3.5V,VCMP=0V

A

-40 -33 -25

VBUS=4.5V,VCMP=5V

VCMPOH

OTA Output Voltage Swing (high

state)

9.9 10.2 11.5

VCMPOL OTA Output Voltage Swing (low state) ---

0

---

VCMPON

Minimum COMP Voltage for

Switching

1.21 1.50 1.83 V

VBUS=3.5V

VBUS=4.5V

VCMPFLT OTA Output Voltage in Fault Mode

---

0

---

VZCMP CMP Pin Clamp Voltage

9.9 10.2 11.5

VBUS=3.5V

GBD : Guaranteed by design

7

2015-9-2

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