參數(shù)資料
型號(hào)： MCZ34701EWR2
廠商： 飛思卡爾半導(dǎo)體(中國(guó))有限公司
英文描述： 1.5A Switch-Mode Power Supply with Linear Regulator
中文描述： 1.5A的開(kāi)關(guān)模式電源，線性穩(wěn)壓器
文件頁(yè)數(shù)： 7/39頁(yè)
文件大?。?/td> 528K
代理商： MCZ34701EWR2
Analog Integrated Circuit Device Data
Freescale Semiconductor
7
34701
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 3. Static Electrical Characteristics
Characteristics noted under conditions -40°C
≤
T
A
≤
85
°
C unless otherwise noted. Input voltages VIN1 = VIN2
= 3.3V using
the typical application circuit (see
Figure 33
), unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
GENERAL
Operating Voltage Range (VIN1, VIN2)
V
IN
2.8
–
6.0
V
Start-up Voltage Threshold (Boost Switching)
V
ST
–
1.6
1.8
V
VBST Under-voltage Lockout (VBST rising)
V
BST_UVLO
5.5
–
6.5
V
VBST Under-voltage Lockout Hysteresis
V
BST_UVLO_HYS
0.5
–
1.5
V
Input DC Supply Current (Normal Operation Mode, Enabled), Unloaded
Outputs
I
IN
–
60
–
mA
VIN1
Pin Input Supply Current (EN1 = EN2 = 0)
I
IN1
–
10
–
mA
VIN2 Pin Input Leakage Current (EN1 = EN2 = 0)
I
IN2
–
100
–
μ
A
VDDI
Internal Supply Voltage
V
DDI
2.9
–
3.3
V
VDDI
Maximum Output Current (Externally Loaded)
I
DDI
–
–
-10
mA
BUCK CONVERTER
Buck Converter Feedback Voltage
(7)
,
(8)
IVOUT = 15mA to 1.5A. Includes Load Regulation Error
V
INV
0.784
0.800
0.816
V
Buck Converter Voltage Margining Step Size
V
MVO
–
1.0
–
%
Buck Converter Voltage Margining Highest Positive Value
V
MP
5.9
–
7.9
%
Buck Converter Voltage Margining Lowest Negative Value
V
MN
-7.9
–
-5.9
%
Buck Converter Line Regulation
(7)
,
(8)
VIN1 = VIN2 = 2.8V to 6.0V, IVOUT = 15mA to 1.5A
REG
LNVO
-1.0
–
1.0
%
Buck Converter Load Regulation
(7)
,
(8)
VIN1 = VIN2 = 2.8V to 6.0V, IVOUT = 15mA to 1.5A
REG
LDVO
-1.0
–
1.0
%
VOUT Input Leakage Current
VOUT = 5.25V
I
INVOUT
–
3.5
–
mA
INV Input Leakage Current
INV = 0.8V
I
ININV
-1.0
–
1.0
μA
Notes
7.
8.
Design information only. This parameter is not production tested.
IVOUT refers to load current on output switcher.
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