ADP1882ARMZ-0.3-R7

更新时间： 2024-02-16 14:06:24

品牌	Logo	应用领域
亚德诺 - ADI		控制器
页数	文件大小	规格书
40页	1910K
描述
Synchronous Current-Mode with Constant On-Time,PWM Buck Controller

阅读下载

获取价格

数据手册

如果您发现信息不准确，欢迎纠错

ADP1882ARMZ-0.3-R7 数据手册

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第1页

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第2页

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第4页

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第5页

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第6页

浏览型号ADP1882ARMZ-0.3-R7的Datasheet PDF文件第7页

ADP1882/ADP1883

SPECIFICATIONS

All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC). V_DD= 5 V, BST − SW = 5 V,

_IN= 13 V. The specifications are valid for T_J= −40°C to +125°C, unless otherwise specified.

Table 1.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

POWER SUPPLY CHARACTERISTICS

High Input Voltage Range

V_IN

ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz)

ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz)

ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz)

C_IN= 1 μF to PGND, C_IN= 0.22 μF to GND

2.75

3.0

Low Input Voltage Range

V_DD

ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz)

ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz)

ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz)

FB = 1.5 V, no switching

2.75

3.0

1.1

140

2.65

190

5.5

μA

Quiescent Current

Shutdown Current

Undervoltage Lockout

UVLO Hysteresis

I_{Q_DD}+ I_{Q_BST}

I_{DD, SD}+ I_{BST, SD}COMP/EN < 285 mV

UVLO Rising V_DD(see Figure 35 for temperature variation)

215

Falling V_DDfrom operational state

SOFT START

Soft Start Period

See Figure 58

3.0

ERROR AMPLIFIER

FB Regulation Voltage

V_FB

T_J= 25°C

800

T_J= −40°C to +85°C

T_J= −40°C to +125°C

795.3 800

792.8 800

805.5 mV

808.0 mV

Transconductance

FB Input Leakage Current

CURRENT-SENSE AMPLIFIER GAIN

Programming Resistor (RES)

Value from DRVL to PGND

G_M

I_{FB, LEAK}

300

520

730

μs

FB = 0.8 V, COMP/EN = released

RES = 47 kΩ 1%

2.98

3.4

3.7

V/V

RES = 22 kΩ 1%

RES = none

RES = 100 kΩ 1%

24.1

12.1

6.6

26.7

13.4

7.4

29.3

14.7

V/V

SWITCHING FREQUENCY

Typical values measured at 50% time points with

0 nF at DRVH and DRVL; maximum values are

guaranteed by bench evaluation¹

ADP1882ARMZ-0.3/

300

kHz

ADP1883ARMZ-0.3 (300 kHz)

On Time

Minimum On Time

Minimum Off Time

V_IN= 5 V, V_OUT= 2 V, T_J= 25°C

V_IN= 20 V

84% duty cycle (maximum)

1115 1200 1285 ns

145

340

600

190

400

kHz

ADP1882ARMZ-0.6/

ADP1883ARMZ-0.6 (600 kHz)

On Time

Minimum On Time

Minimum Off Time

ADP1882ARMZ-1.0/

ADP1883ARMZ-1.0 (1.0 MHz)

On Time

Minimum On Time

Minimum Off Time

V_IN= 5 V, V_OUT= 2 V, T_J= 25°C

V_IN= 20 V, V_OUT= 0.8 V

65% duty cycle (maximum)

490

280

540

340

1.0

585

110

400

MHz

V_IN= 5 V, V_OUT= 2 V, T_J= 25°C

V_IN= 20 V

45% duty cycle (maximum)

312

340

400

Rev. 0 | Page 3 of 40

1 234 5 6 7...40

下载PDF

与ADP1882ARMZ-0.3-R7相关器件

型号	品牌	描述	获取价格	数据表
ADP1882ARMZ-0.6-EVALZ	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格
ADP1882ARMZ-0.6-R7	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格
ADP1882ARMZ-1.0-EVALZ	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格
ADP1882ARMZ-1.0-R7	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格
ADP1883	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格
ADP1883ARMZ-0.3-EVALZ	ADI	Synchronous Current-Mode with Constant On-Time,PWM Buck Controller	获取价格