Datasheet > UCC3880-X

UCC3880-X

更新时间： 2022-11-30 12:58:58

品牌	Logo	应用领域
德州仪器 - TI		控制器
页数	文件大小	规格书
8页	340K
描述
Pentium Pro Controller

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数据手册

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UCC3880-X 数据手册

UCC2880-4/-5/-6

UCC3880-4/-5/-6

ELECTRICAL CHARACTERISTICS (cont.): Unless otherwise specified, VIN = 12V, VSENSE = 3.5V, VENBL = 5V, VD0 =

VD1 = VD2 = VD3 = 0V, 0°C < TA < 70°C, TA = TJ.

PARAMETER

OV Comparator

TEST CONDITIONS

MIN

TYP

MAX UNITS

Trip Point

% Over COMMAND Voltage (Note 1)

7.6

7.4

Return Point

Hysteresis

Ω

PWRGOOD Equivalent Resistance VSENSE = 2.0V

Propagation Delay

470

µs

UV Comparator

Trip Point

% Over COMMAND Voltage (Note 1)

–10

–7.6

–7.4

Return Point

–5

Hysteresis

µs

Propagation Delay

Enable Pin

Pull-up Current

VENBL = 2.5V

–50

–20

µA

Voltage Error Amplifier

Input Offset Voltage

Input Bias Current

VCOMP = 3.5V

0.0

–0.02

µA

VCM = 3.0V

Open Loop Gain

1V < VCOMP < 4V

Common Mode Rejection Ratio

Power Supply Rejection Ratio

Output Sourcing Current

Output Sinking Current

Gain Bandwidth Product

Current Sense Amplifier

Gain

2V < VCOMP < 3.5V

10.8V < VIN < 15V

VVFB = 2V, VCOMMAND = VCOMP = 2.5V

VVFB = 3V, VCOMMAND = VCOMP = 2.5V

F = 100kHz

–0.5

2.0

MHz

V/V

kΩ

Input Resistance

Common Mode Rejection Ratio

Power Supply Rejection Ratio

Output Sourcing Current

Output Sinking Current

–3dB Frequency

0V < VCM < 4.5V

10.8V < VIN < 15V

VIS– = 2V, VISOUT = VIS+ = 2.5V

VIS– = 3V, VISOUT = VIS+ = 2.5V

At GAIN = 20

–0.5

6.0

1.75

MHz

Current Amplifier

Input Offset Voltage

Input Bias Current

VCM = 3.0V

µA

VCM = 3.0V

0.15

Open Loop Gain

1V < VCAO < 3V

Output Voltage High

Common Mode Rejection Ratio

Power Supply Rejection Ratio

Output Sourcing Current

Output Sinking Current

Gain Bandwidth Product

VCOMP = 3V, VCAM = 2.5V

1.5V < VCM < 4.9V

10.8V < VIN < 15V

VCAM = 2V, VCAO = VCOMP = 2.5V

VCAM = 3V, VCAO = VCOMP = 2.5V

F = 100kHz

3.2

–0.5

2.0

3.5

MHz

1 234 5 6 7 8

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