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L6725TR 数据表(PDF) 9 Page - STMicroelectronics

部件名 L6725TR
功能描述  Low cost adjustable step-down controller
Download  27 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6725TR 数据表(HTML) 9 Page - STMicroelectronics

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L6725
Electrical characteristics
9/27
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Error Amplifier
REAREF
EAREF Input Resistance
Vs. GND
70
100
150
k
IFB
I.I. bias current
V= 0V
0.290
0.5
µA
Ext Ref
Clamp
2.3
V
VOFFSET
Error amplifier offset
Vref = 0.6V
-5
+5
mV
GV
Open Loop Voltage Gain
Guaranteed by design
100
dB
GBWP
Gain-Bandwidth Product
Guaranteed by design
10
MHz
SR
Slew-Rate
COMP = 10pF
Guaranteed by design
5V/
µs
Gate Drivers
RHGATE_ON High Side Source Resistance
VBOOT - VPHASE = 5V
1.7
RHGATE_OFF High Side Sink Resistance
VBOOT - VPHASE = 5V
1.12
RLGATE_ON Low Side Source Resistance
VCCDR = 5V
1.15
RLGATE_OFF Low Side Sink Resistance
VCCDR = 5V
0.6
Protections
IOCH
OCH Current Source
VOCH = 1.7V
90
100
110
µΑ
IOCL
OCL Current Source
90
100
110
µΑ
OVP
Over Voltage Trip
(VFB / VEAREF)
VFB Rising
VEAREF = 0.6V
120
%
VFB Falling
VEAREF = 0.6V
117
%
Table 4.
Electrical characteristics


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