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DA9072 数据表(PDF) 21 Page - Dialog Semiconductor

部件名 DA9072
功能描述  Ultra-Low Quiescent Current PMIC
PDF  113 Pages
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制造商  DIALOG [Dialog Semiconductor]
网页  http://www.dialog-semiconductor.com/
标志 DIALOG - Dialog Semiconductor

DA9072 数据表(HTML) 21 Page - Dialog Semiconductor

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DA9072
Ultra-Low Quiescent Current PMIC
Datasheet
Revision 3.0
14-Jun-2021
CFR0011-120-00
21 of 113
© 2021 Dialog Semiconductor
2.4.9
Pushbutton Timer
Table 16: Pushbutton Timer (RIN_N)
Parameter
Description
Conditions
Min
Typ
Max
Unit
Electrical Performance
VRIN_N_LOLVL
Low-level input voltage
0.3
V
RPU_RIN_N
Internal pull-up resistance
120
kΩ
2.4.10
Digital Outputs
Table 17: Digital Output Pins (SYS_FLT, PWR_FLT, and ROUT_N)
Parameter
Description
Conditions
Min
Typ
Max
Unit
Electrical Performance
VOUT_LO
Low level output threshold
Sinking current = 5 mA
0.25*V
DDIO
V
ILKG_TO_IN
Leakage current into pin
High impedance state
0
12
nA
tINTR
Interrupt pulse width
SYS_FLT
128
μs
tRST_D
Reset pulse duration
ROUT_N
400
ms
2.4.11
Buck Regulator
Table 18: Buck
Parameter
Description
Conditions
Min
Typ
Max
Unit
Electrical Performance
RON_PMOS
High-side on resistance
600
800
mΩ
RON_NMOS
Low-side on resistance
300
450
mΩ
tSTART
Start-up delay time
From BUCK_EN = 1 to
switching
3
ms
ILIM_SW_PMOS
SW current limit PMOS
VFB_BUCK = 1.8 V
600
mA
tOFF_BUCK
Off time
VFB_BUCK = 1.8 V
270
ns
fSW_BUCK
Switching frequency
Continuous conduction mode
3
MHz
ILIM_PMOS_SO
FTSTART
PMOS switch current limit
during softstart
300
mA
VOUT_FB_BUC
K
Buck output voltage range
Programmable range, 50 mV
steps (VOUT_FB_BUCK_HI >
1.9 V, VDD_BUCK > 2.7 V)
0.6
2.1
V
VOUT_FB_BUC
K_HI
Buck output voltage range
HI programmable range, 50
mV steps, VOUT_RANGE_HI = 1
1.3
2.1
V



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