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RAA808013 PDF预览

RAA808013

更新时间: 2023-12-20 18:46:34
品牌 Logo 应用领域
瑞萨 - RENESAS /
页数 文件大小 规格书
20页 2082K
描述
5.5V 3A Compact Single-Channel DC/DC Synchronous Buck Regulator

RAA808013 数据手册

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RAA808013 Datasheet  
3.5  
Electrical Specifications  
Typical operating conditions at 25°C, V = 5V, T = -40 to +125 °C, unless otherwise specified. Boldface limits apply across the  
IN  
J
operating temperature range (-40°C to +125°C)  
[1]  
[1]  
Parameter  
Symbol  
Test Conditions  
Min  
Typ Max  
Unit  
Supply Voltage  
V
Voltage Range  
V
2.7  
5.5  
V
V
IN  
IN  
Undervoltage Lockout Threshold Rising  
V
V
2.65  
INUV_rise  
INUV_hys  
Undervoltage Lockout Threshold Hysteresis  
60  
52  
mV  
µA  
µA  
V
Quiescent Supply Current  
Shutdown Supply Current  
I
67  
IN  
IN  
Q
[2]  
V
I
V
= 0V, V = 5V, T = 25°C  
1
SD  
EN  
IN  
J
Feedback Voltage  
2.7V V 5.5V, T = 25°C  
0.588 0.6  
0.612  
V
%
IN  
J
Feedback Voltage  
V
FB  
T = -40°C to +125°C  
-3.5  
3.5  
J
Feedback Current  
I
V = 0.6V  
FB  
10  
nA  
FB_leak  
Soft-Start  
Internal Soft-Start Ramp Time  
Internal MOSFET  
t
0.8  
ms  
SS  
PFET Switch On-Resistance  
NFET Switch On-Resistance  
SWITCHING  
r
77  
42  
mΩ  
mΩ  
DSON_P  
V
= 5V, I  
= 0.3A, T = 25°C  
J
IN  
RMS  
r
DSON_N  
Nominal Switching Frequency  
F
1.5  
160  
222  
130  
120  
MHz  
ns  
S
V
V
= 5V, V  
= 1.2V  
IN  
OUT  
On-Time  
t
ON  
= 3.6V, V  
= 1.2V  
ns  
IN  
OUT  
Minimum Off-Time  
t
T = -40°C to +125°C  
ns  
OFF_MIN  
J
[3]  
Minimum On-Time  
t
T = -40°C to +125°C  
ns  
ON_MIN  
J
Power-Good  
PG Threshold - VFB Rising  
PG Threshold - VFB Falling  
Power-Good Sink Current Capability  
PG Internal Pull-Up Resistor  
Enable Voltage  
90  
85  
%
%
V
V
I
= 1mA, T = 25°C  
0.4  
PG_L  
SINK  
J
R
V
= V =2.7V, V = 0.6V  
500  
kΩ  
PG  
EN  
IN  
FB  
Falling Edge, Logic Low  
Rising Edge, Logic High  
0.4  
V
V
Input Threshold  
1.2  
V
= 2V  
= 0V  
1
µA  
µA  
EN  
EN  
EN Logic Input Leakage Current  
V
0
R16DS0199EU0100 Rev.1.00  
Aug 19, 2022  
Page 7  

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