參數(shù)資料
型號： MC33232PG
廠商： ON Semiconductor
文件頁數(shù)： 5/15頁
文件大?。?/td> 257K
描述： IC PFC CONTROLLER CRM 8DIP
產(chǎn)品變化通告： Product Obsolescence 21/Jan/2010
標準包裝： 50
系列： SMARTMOS®
模式： 臨界傳導(dǎo)（CRM）
電流 - 啟動： 50µA
電源電壓： 12 V ~ 25 V
工作溫度： -20°C ~ 85°C
安裝類型： 通孔
封裝/外殼： 8-DIP（0.300"，7.62mm）
供應(yīng)商設(shè)備封裝： 8-PDIP
包裝： 管件
其它名稱： MC33232PG-ND
MC33232PGOS
MC33232
http://onsemi.com
5
MEASUREMENT CONDITION Note: Test conditions follow the test circuit diagram unless otherwise noted (See last page)
Item
Condition
Measurement Method
V
FB
Pin 1 = Pin 2
Measure Pin 1 voltage when connect Pin 1 and Pin 2
V
FB2
SW1 = B
Regline
Regline = V
FB2
  V
FB
I
IB(err)
Pin 1 = 0 V
Measure Pin 1 current
gm
Pin 2 = 2.0 V
Pin 2 current (Ipin2) @ Pin 1 = 2.55
Pin 2 current (Ipin2) @ Pin 1 = 2.45
gm +
(Ipin2 * Ipin2)
(2.55 * 2.45)
I
source
Pin 1 = 2.3 V
SW1 = A&B
Pin 2 = 2.0 V
Measure Pin 2 output current
I
sink
Pin 1 = 2.7 V
V
OH(ea)
Pin 1 = 2.3 V
Measure Pin 2 voltage
V
OL(ea)
Pin 1 = 2.7 V
V
th
V
in
 = Ref.1
Pin 2 = 4.0 V
Measure Pin 1 voltage when Pin 7 switch to low
Pin 4 = GND
Pin 3 = 2.0 V
by increasing Pin 1 voltage from 0 V
V
th(mult)
V
in
 = Ref.1
Pin 4 = 0.015 V
Measure Pin 2 voltage when Pin 7 switch to low
Pin 1 = 0 V
Pin 3 = 0.5 V
by decreasing Pin 2 voltage from 2.5 V
Vpin3
V
in
 = Ref.1
Pin 2 = V
th(mult)
a +
C
A
 
0.77
1.67
) A
Measure Pin 4 voltage when Pin 7 switch to low
with each Pin 3 condition
25% @
B * a
C * A
  100
Vpin2
A: @ Pin 3 = 0 V
B: @ Pin 3 = 1.25 V
C: @ Pin 3 = 2.5 V
Measure the A, B and C with the condition
and calculate the linearity of the multiplier
I
IB(mult)
Pin 1, 3 = 0 V
Pin 2 = 1.1 V
Measure Pin 3 current
K
Pin 1 = 0 V
Pin 3 = 0.5 V
Measure V
thp4
 as Pin 4 voltage when Pin 7 switch to low by increasing
Pin 4 voltage from 0 V and calculate by the following equation.
Pin 2 = V
th(mult)
 + 1 V
V
in
 = Ref.1
K = V
thp4
 / 0.50
V
th(ZCD)
V
in
 = Ref.1
Pin 1 = 0 V
Pin 2 = 3.0 V
Pin 3 = 0.5 V
Pin 4 = GND
Measure Pin 5 voltage when Pin 7 switch to low
by increasing V
in
 voltage from 0 V
V
H
Measure V
th2
 as Pin 5 voltage when Pin 7 switch to low by increasing
V
in
 voltage from 4 V and calculate V
H
 by the following equation.
TZO
SW3 = ON
V
H
 = V
th(zero)
  V
th2
TZO2
SW2 = B
Measure the propagation delay time from V
in
 to Pin 7
TBD
TBD
50%
V
in
50%
TZO
Pin 7
TOS
V
in
 = Ref.1
Measure the minimum off time for Pin 7
2 V
0 V
V
in
delay
Pin 4
2 V
0 V
Pin 3 = 0.5 V
Pin 1 = 0 V
Delay: 500 nSec ~ 700 nSec
Ref.1: Pin 4 = GND, V
in
 = 4 V return to zero pulse
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