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參數(shù)資料
| 型號： | PIP250M |
| 英文描述： | Integrated buck converter |
| 中文描述： | 集成的降壓轉(zhuǎn)換器 |
| 文件頁數(shù)： | 8/19頁 |
| 文件大?。?/td> | 334K |
| 代理商： | PIP250M |
Philips Semiconductors
PIP250M
Integrated buck converter
Product data
Rev. 02 — 21 February 2003
8 of 19
9397 750 10904
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
8.
Limiting values
[1]
[2]
[3]
Pulse width and repetition rate limited by maximum value of T
j
.
Assumes a thermal resistance from junction to printed-circuit board of 5 K/W
The PIP250M meets class 2 for Human Body Model and class M3 for Machine Model.
Table 3:
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
V
DDC
control circuit supply voltage
V
DDO
output stage supply voltage
V
PHASE
input voltage on PHASE
V
OCSET
input voltage on OCSET
V
FB
input voltage on FB
V
O
output voltage
V
CB
bootstrap voltage
I
O(AV)
average output current
I
ORM
repetitive peak output current
P
tot
total power dissipation
Limiting values
Conditions
Min
0.3
0.3
0.3
0.3
0.3
0.3
0.3
-
-
-
-
40
55
-
Max
+7
+7
+7
+7
+7
+V
DDO
+ 0.3
+15
15
200
20
7
+125
+150
2
Unit
V
V
V
V
V
V
V
A
A
W
W
°
C
°
C
kV
T
pcb
≤
110
°
C;
Figure 6
t
p
≤
10
μ
s; duty cycle
≤
0.075
T
pcb
= 25
°
C
T
pcb
= 90
°
C
[1]
[2]
[2]
T
j
T
stg
V
esd
junction temperature
storage temperature
electrostatic discharge voltage
human body model; C = 100 pF;
R = 1500
machine model; C = 200 pF;
R = 10
; L = 0.75
μ
H
[3]
-
200
V
Circuit of
Figure 9
; V
DDC
= 5 V; V
DDO
= 5 V; V
O
= 2.5 V.
Fig 6.
Average output current as a function of printed-circuit board temperature.
03ak50
0
4
8
12
16
0
50
100
150
Tpcb (
°
C)
IO(AV)
(A)
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