MTD20N03HDL 데이터 시트보기 (PDF) - Freescale Semiconductor

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MTD20N03HDL

1.5 A Switch-Mode Power Supply with Linear Regulator

Freescale Semiconductor 

STATIC ELECTRICAL CHARACTERISTICS

Table 3. Static Electrical Characteristics (continued)

Characteristics noted under conditions -40°C ≤ TA ≤ 85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3 V using

the typical application circuit (see Figure 33) unless otherwise noted.

Characteristic

Symbol

Min

Typ

Max

Unit

Error Amplifier (Buck Converter)

Input Impedance (10)

Output Impedance (10)

DC Open Loop Gain (10)

Gain Bandwidth Product (10)

Slew Rate (10)

Output Voltage – High Level

VIN1 > 3.3 V, IOEA = -1.0 mA (10), (11)

RIN

ROUT

AVOL

GBW

vSR

V EA_OH

–

500

–

kΩ

–

150

–

Ω

–

80

–

dB

–

35

–

MHz

–

200

–

V/µs

V

–

2.0

–

Output Voltage – Low Level

IOEA = -1.0 mA (10), (11)

Oscillator Ramp (10)

Oscillator

V EA_OL

–

0.4

V

–

VSCRamp

–

0.5

–

V

CLKSYN Terminal (open) Low Level Output Voltage

IOL = +1.0 mA (12)

VOSC_OL

–

–

0.4

V

CLKSYN Terminal (open) High Level Output Voltage

IOH = -1.0 mA (13)

VOSC_OH

VDDI

- 0.4 V

–

V

–

CLKSYN Terminal (grounded) Input Voltage Threshold

CLKSYN Terminal Pullup Resistance

Frequency Adjusting Reference Voltage

Boost Regulator

VOSC_IH

RPU

VFREQ

1.2

–

2.0

V

60

–

240

kΩ

–

1.26

–

V

Regulator Output Voltage

IBST = 20 mA, VIN1 = VIN2 = 2.8 V to 6.0 V

VBST

7.3

Power MOSFET Q5 RDS(ON)(10)

IBD = 500 mA, TA = 25°C

RDS(ON)Q5

–

Regulator Recommended Output Capacitor

CBST

–

Regulator Recommended Output Capacitor Maximum ESR

ESRCBST

–

Notes

10. Design information only. This parameter is not production tested.

11. IOEA Refers to Error Amplifier Output Current.

12. IOL Refers to I/O Low Level

13. IOH Refers to I/O High Level

V

7.7

8.3

mΩ

650

1000

10

–

µF

100

–

mΩ

34701

8

Analog Integrated Circuit Device Data

Freescale Semiconductor

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