參數(shù)資料
型號: PM6670A
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 1.4 A SWITCHING CONTROLLER, QCC24
封裝: 4 X 4 MM, LEAD FREE, VFQFN-24
文件頁數(shù): 16/16頁
文件大?。?/td> 277K
代理商: PM6670A
Obsolete
Product(s)
- Obsolete
Product(s)
PM6670A
Electrical characteristics
9/16
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
Current limit and zero crossing comparator
ICSNS
CSNS input bias current
90
100
110
A
Comparator offset
-5
5
mV
Positive current limit threshold
Rsense = 1k
VPGND - VCSNS
-100
mV
Fixed negative current limit
threshold
110
mV
VZC,OFFS
Zero crossing comparator
offset
-10
-5
0
mV
High and low side gate drivers
HGATE driver on-resistance
HGATE high state (pull-up)
2.0
3
HGATE low state (pull-down)
1.8
2.7
LGATE driver on-resistance
LGATE high state (pull-up)
1.4
2.1
LGATE low state (pull-down)
0.6
0.9
UVP/OVP protections and PGOOD SIGNAL (SMPS only)
OVP
Over voltage threshold
112
115
118
%
UVP
Under voltage threshold
67
70
73
PGOOD
Power-good upper threshold
107
110
113
Power-good lower threshold
87
90
93
IPG,LEAK PG leakeage current
PG forced to 5V
1
A
VPG,LOW PG low-level voltage
IPG,SINK = 4mA
150
250
mV
Soft start section (SMPS)
Soft-start ramp time (4 steps
current limit)
23
4
ms
Soft-start current limit step
25
A
Soft end section
VDDQ Discharge resistance
in non-tracking discharge
mode
15
25
35
VTT discharge resistance in
non-tracking discharge mode
15
25
35
VTTREF discharge
resistance in non-tracking
discharge mode
1k
1.5k
2k
VDDQ Output threshold
synchronous for final tracking
to non-tracking discharge
transition
0.2
0.4
0.6
V
Table 5. Electrical characteristics (continued)
相關(guān)PDF資料
PDF描述
PM6670STR 3 A SWITCHING CONTROLLER, QCC24
PM6670S 3 A SWITCHING CONTROLLER, QCC24
PM6670TR 1.4 A SWITCHING CONTROLLER, QCC24
PM6670ATR 1.4 A SWITCHING CONTROLLER, QCC24
PM6670 1.4 A SWITCHING CONTROLLER, QCC24
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