Datasheet > UCC27444-Q1

UCC27444-Q1

更新时间： 2024-03-03 10:10:40

品牌	Logo	应用领域
德州仪器 - TI		栅极驱动驱动器
页数	文件大小	规格书
34页	2429K
描述
具有 -5V 输入能力的汽车类 4A 双通道低侧栅极驱动器

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UCC27444-Q1 数据手册

UCC27444-Q1

ZHCSPQ0A –MAY 2022 –REVISED JULY 2023

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6.6 Switching Characteristics

Unless otherwise noted, VDD = V_EN= 4.5 V to 18 V, T_A= T_J= –40°C to 125°C, 1-µF capacitor from VDD to GND, no load

on the output. Typical condition specifications are at 25°C ⁽¹⁾

PARAMETER

TEST CONDITIONS

C_LOAD= 1.8 nF, 10% to 90%, Vin = 0 V –5 V

C_LOAD= 1.8 nF, 90% to 10%, Vin = 0 V –5V

MIN TYP MAX UNIT

t_Rx

t_Fx

Rise time

Fall time

C_LOAD= 1.8 nF, V_{INx_H}of the input rise to 10% of output rise,

Vin = 0 V –5 V, Fsw = 500 kHz, 50% duty cycle

t_D1x

t_D2x

t_D3x

t_D4x

Turn-on propagation delay

Turn-off propagation delay

Enable propagation delay

Disable propagation delay

C_LOAD= 1.8 nF, V_{INx_L}of the input fall to 90% of output fall, Vin

= 0 V –5 V, VDD= 5V -18V, Fsw = 500 kHz, 50% duty cycle

C_LOAD= 1.8 nF, V_{ENx_H}of the enable rise to 10% of output

rise, Vin = 0 V –5 V, Fsw = 500 kHz, 50% duty cycle

C_LOAD= 1.8 nF, V_{ENx_L}of the enable fall to 90% of output fall,

Vin = 0 V –5 V, Fsw = 500 kHz, 50% duty cycle

Delay matching between

two channels

C_LOAD= 1.8 nF, Vin = 0 V –5 V, Fsw = 500 kHz, 50% duty

t_M

cycle, INA = INB, |t_RA–t_RB|, |t_FA–t_FB

t_PWmin

Minimum input pulse width

C_L= 1.8 nF, Vin = 0 V –5 V, Fsw = 500 kHz, Vo > 1.5 V

(1) Switching parameters are not tested in production.

English Data Sheet: SLUSET2

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