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参数资料
| 型号： | PC34710EWR2 |
| 厂商： | MOTOROLA INC |
| 元件分类： | 稳压器 |
| 英文描述： | Adjustable Dual Output Switching Power Supply |
| 中文描述： | 1.2 A SWITCHING REGULATOR, 260 kHz SWITCHING FREQ-MAX, PDSO32 |
| 封装： | LEAD FREE, PLASTIC, SOIC-32 |
| 文件页数： | 4/16页 |
| 文件大小： | 518K |
| 代理商： | PC34710EWR2 |
34710
4
Go to: www.freescale.com
MAXIMUM RATINGS
All voltages are with respect to ground unless otherwise noted.
Rating
Symbol
Max
Unit
GLOBAL ABSOLUTE MAXIMUM RATINGS
Input Power Supply Voltage
I
B
+
= 0 A
V
B
+
-0.3 to 36
V
Terminal Soldering Temperature (Note 1)
T
SOLDER
260
°C
Power Dissipation (Note 2)
P
D
3.0
W
ESD Standoff Voltage
Non-Operating, Unbiased, Human Body Model (Note 3)
V
ESD1
±2000
V
Thermal Resistance
Junction-to-Ambient (Note 4)
Junction-to-Ambient (Note 2)
Junction-to-Case
R
θ
JA
R
θ
JA
R
θ
JC
45
25
2.0
°
C/W
GLOBAL OPERATING RATINGS
Operating Ambient Temperature
T
A
0 to 85
°C
Operating Device Junction Temperature
T
J
105
°C
Input Power Supply Voltage
I
B
+
= 0 A to 3.0 A
V
B
+
12 to 32
V
Quiescent Bias Current from B+ (Note 5)
V
B
+
= 12 V to 32 V
I
B+
(
q
)
7.5
mA
Operating Junction Temperature
T
J
-0 to 105
°C
V
I/O
SWITCHING REGULATOR
(Note 6)
Maximum Output Voltage Startup Overshoot (C
OUT
= 330
μ
F)
MODE0 = 0
MODE0 = Open
V
I/O
(
STARTUP
)
5.4
3.6
V
Maximum Output Current
T
A
= 0°C to 105°C
I
VI/O
1.2
A
Notes
1.
Soldering temperature limit is for 10 seconds maximum duration. Not designed for immersion soldering. Exceeding these limits may cause
malfunction or permanent damage to the device.
With 2.0 in
2
of copper headsink.
ESD1 testing is performed in accordance with the Human Body Model (C
ZAP
= 100 pF, R
ZAP
= 1500
).
With no additional heatsinking.
Maximum quiescent power dissipation is 0.25 W.
12 V
≤
V
B+
≤
32 V and -20
°
C
≤
T
J
≤
145
°
C unless otherwise noted
.
2.
3.
4.
5.
6.
F
Freescale Semiconductor, Inc.
For More Information On This Product,
n
.
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