MC34700EP 查看數據表（PDF） - Freescale Semiconductor

零件编号

产品描述 (功能)

生产厂家

MC34700EP

9.0 to 18 V, Quad Output, Integrated MOSFET Power Supply

Freescale Semiconductor 

ELECTRICAL CHARACTERISTICS

STATIC AND DYNAMIC ELECTRICAL CHARACTERISTICS

Table 2. Electrical Characteristics (continued)

Characteristics noted under conditions 9.0 V ≤ VIN ≤ 18 V, - 40°C ≤ TA ≤ 85°C, GND = 0 V, unless otherwise noted. Typical

values noted reflect the approximate parameter means at TA = 25°C under nominal conditions, unless otherwise noted.

Characteristic

Test Conditions

Symbol

Min Typ Max Unit

BUCK CONVERTER 2

Maximum VIN2 Input Voltage

Minimum VIN2 Input Voltage

Maximum Output Voltage

Minimum Output Voltage

Maximum Output Current

Total System Accuracy

Peak Short-circuit Current Limit

High Side On Resistance

Low Side On Resistance

Equivalent Dropout Resistance

SW2 Leakage Current

Error Amplifier DC Gain

Error Amplifier Unity Gain Bandwidth

Error Amplifier Slew Rate

Current Limit Timer

Current Limit Retry Timeout Period

BUCK CONVERTER 3

Maximum VIN3 Input Voltage

Minimum VIN3 Input Voltage

Maximum Output Voltage

Minimum Output Voltage

Maximum Output Current

Total System Accuracy

Peak Short-circuit Current Limit

High Side On Resistance

Low Side On Resistance

Equivalent Dropout Resistance

SW3 Leakage Current

Error Amplifier DC Gain

Error Amplifier Unity Gain Bandwidth

Error Amplifier Slew Rate

Current Limit Timer

Current Limit Retry Timeout Period

VIN = 9.0 V

VIN = 9.0 V

VIN2 = 1.7 V, VOUT = 1.25 V,

ILOAD = 1.25 A

VIN = 12 V, VIN2 = 0 V, EN2 = 0 V

VIN2_MAX

-

6.0

-

V

VIN2_MIN

-

1.5

-

V

VDC2VOUTMAX

-

3.6

-

V

VDC2VOUTMIN

-

0.7

-

V

IOUTDC2MAX

-

1.25

-

A

ΔVOUT2

-1.5

-

1.5

%

ISHORT2

2.0

-

4.5

A

RDS(ON)_HS

-

175

-

mΩ

RDS(ON)_LS

-

150

-

mΩ

RDO

-

150

-

mΩ

ISW2

AEA

GBW

SR

tLIM2

tTIMEOUT2

-

400

-

μA

-

110

-

dB

-

4.0

-

MHz

-

1.8

-

V/μs

-

10

-

ms

-

100

-

ms

VIN2 = 1.7 V, VOUT = 1.25 V,

ILOAD = 1.25 A

VIN = 12 V, VIN3 = 0 V, EN3 = 0 V

VIN3_MAX

-

6.0

-

V

VIN3_MIN

-

1.5

-

V

VDC3VOUTMAX

-

3.6

-

V

VDC2VOUTMIN

-

0.7

-

V

IOUTDC3MAX

-

1.25

-

A

ΔVOUT3

-1.5

-

1.5

%

ISHORT3

2.0

-

4.5

A

RDS(ON)_HS

-

160

-

mΩ

RDS(ON)_LS

-

140

-

mΩ

RDO

-

150

-

mΩ

ISW3

AEA

GBW

SR

tLIM3

tTIMEOUT3

-

400

-

μA

-

110

-

dB

-

4.0

-

MHz

-

1.8

-

V/μs

-

10

-

ms

-

100

-

ms

34700

6

Analog Integrated Circuit Device Data

Freescale Semiconductor

Share Link: