IR3895 Просмотр технического описания (PDF) - International Rectifier

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IR3895

- 1 -P 16A Highly Integrated SupIRBuck Single‐Input Voltage, Synchronous Buck Regulator

International Rectifier 

16A Highly Integrated SupIRBuck

Single‐Input V-o9lt-aPge, Synchronous Buck Regulator

PD‐97746

IR3895

PARAMETER

Enable‐Stop‐Threshold

Enable Leakage Current

Over‐Voltage Protection

OVP Trip Threshold

OVP Comparator Delay

Over‐Current Protection

Current Limit

Hiccup Blanking Time

Over‐Temperature Protection

Thermal Shutdown Threshold

Hysteresis

SYMBOL

Enable_UVL

O_Stop

CONDITIONS

Supply ramping down

Ien

Enable = 3.3V

OVP_Vth

OVP_Tdly

Vsns Rising, 0.45V < Vref < 1.2V

Vsns Rising, Vref < 0.1V

ILIMIT

Tj = 25°C, Vcc = 6.4V

Tblk_Hiccup

Ttsd

Ttsd_hys

Note 4

Note 4

MIN TYP

0.95

1

MAX

1.05

UNIT

1

µA

115 120 125 % Vref

115 120 125 % Vp

1

2

3.5

µs

18.0 20.5 24.4

A

20.48

ms

145

°C

20

Note 3: Cold temperature performance is guaranteed via correlation using statistical quality control. Not tested in production.

Note 4: Guaranteed by design but not tested in production.

9 JANUARY 18, 2013 | DATA SHEET| Rev 3.4

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