參數(shù)資料
型號: PC33394FCR2
英文描述: Analog IC
中文描述: 模擬IC
文件頁數(shù): 8/44頁
文件大?。?/td> 409K
代理商: PC33394FCR2
PC33394
8
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
3. ELECTRICAL CHARACTERISTICS
(–40
°
C
T
A
+125
°
C; +4.0 V
VBAT
+26.5 V using the PC33394 typical
application circuit – see Figure 1, unless otherwise noted.)
Characteristic
Symbol
Min.
Typ.
Max.
Unit
DC CHARACTERISTICS:
BUCK CONVERTER
Buck Converter Output Voltage, VBAT = 7.5V to 18V; I
LOAD
=500mA
Buck to Boost Mode Threshold Voltage
VPRE
5.4
5.6
5.8
V
(Note 1)
VBAT
thd
VBAT
thu
6.7
V
Boost to Buck Mode Threshold Voltage
(Note 1)
7.2
V
N–channel power MOSFET SW1
SW1 Drain–Source Breakdown Voltage
(Note 1)
BV
DSS
ID
SW1
Isc
SW1
R
DS(on)
50
V
SW1 Continuous Drain Current
–2.75
A
SW1 Drain–Source Current Limit
–2.5
–3.0
–3.5
A
SW1 Drain–Source On–Resistance; I
D
= 1.0 A, VBAT = 9.0 V
Error Amplifier (Design Information Only)
300
m
Input Offset Voltage
(Note 1)
V
OS
A
VOL
BW
20
mV
DC Open Loop Gain
(Note 1)
80
dB
Unity Gain Bandwidth
(Note 1)
1.5
MHz
Output Voltage Swing — High Level
(Note 1)
V
OH
V
OL
I
OUT
I
OUT
4.2
V
Output Voltage Swing — Low Level
(Note 1)
0.4
V
Output Source Current
(Note 1)
1.0
mA
Output Sink Current
(Note 1)
200
μ
A
Ramp Generator
Sawtooth Peak Voltage
(Note 1)
V
OSC
V
OSCp–p
3.5
V
Sawtooth Peak–to–Peak Voltage
(Note 1)
3.0
V
BOOST CONVERTER
External Power MOSFET Gate Drive SW2G
Boost Converter Output Voltage, VBAT = 4.5 V to 6.0 V
(Note 1)
VPRE
5.9
6.0
6.6
V
SW2G Output Voltage, Power MOSFET On
(Note 1)
V
g
VPRE
V
SW2G Source Continuous Current
(Note 1)
I
source
I
sink
TBD
mA
SW2G Sink Continuous Current
200
300
400
mA
AC CHARACTERISTICS:
BUCK CONVERTER
Oscillator Frequency
Freq
180
200
220
kHz
SW1 Switch Turn–ON Time
(Note 1)
t
T–ON
t
T–OFF
t
T–ON
t
T–OFF
t
OFF
d
TBD
ns
SW1 Switch Turn–OFF Time
(Note 1)
TBD
ns
SW2G Switch Turn–ON Time, C
gate
= pF
SW2G Switch Turn–OFF Time, C
gate
= pF
OFF Time
(Note 1)
TBD
ns
(Note 1)
TBD
ns
(Note 1)
1.25
μ
s
Duty cycle
(Note 1)
75
%
NOTES:
1. Guaranteed by design but not production tested.
相關(guān)PDF資料
PDF描述
PC33394FS Analog Products PC33394 Fact Sheet
PC3D16
PC3D17
PC3Q15
PC3Q17
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