参数资料
型号: MC33261
厂商: Motorola, Inc.
元件分类: 基准电压源/电流源
英文描述: POWER FACTOR CONTROLLERS
中文描述: 功率因数控制器
文件页数: 2/12页
文件大小: 309K
代理商: MC33261
MC34261 MC33261
2
MOTOROLA ANALOG IC DEVICE DATA
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Total Power Supply and Zener Current
(ICC + IZ)
IO
Vin
Iin
30
mA
Output Current, Source or Sink (Note 1)
500
mA
Current Sense, Multiplier, and Voltage Feedback Inputs
–1.0 to 10
V
Zero Current Detect Input
High State Forward Current
Low State Reverse Current
50
–10
mA
Power Dissipation and Thermal Characteristics
P Suffix, Plastic Package Case 626
Maximum Power Dissipation @ TA = 70
°
C
Thermal Resistance, Junction–to–Air
D Suffix, Plastic Package Case 626
Maximum Power Dissipation @ TA = 70
°
C
Thermal Resistance, Junction–to–Air
PD
R
θ
JA
PD
R
θ
JA
TJ
TA
800
100
450
178
mW
°
C/W
mW
°
C/W
Operating Junction Temperature
+150
°
C
Operating Ambient Temperature (Note 3)
MC34261
MC33261
0 to +70
–40 to +85
°
C
Storage Temperature
Tstg
–55 to +150
°
C
ELECTRICAL CHARACTERISTICS
(VCC = 12 V, for typical values TA = 25
°
C, for min/max values TA is the operating ambient
temperature range that applies [Note 3], unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
ERROR AMPLIFIER
Voltage Feedback Input Threshold
TA = 25
°
C
TA = Tlow to Thigh (VCC = 12 V to 28 V)
Line Regulation (VCC = 12 V to 28 V, TA = 25
°
C)
Input Bias Current (VFB = 0 V)
Open Loop Voltage Gain
VFB
2.465
2.44
2.5
2.535
2.54
V
Regline
IIB
AVOL
GBW
1.0
10
mV
–0.3
–1.0
μ
A
65
85
dB
Gain Bandwidth Product (TA = 25
°
C)
Output Source Current (VO = 4.0 V, VFB = 2.3 V)
Output Voltage Swing
High State (ISource = 0.2 mA, VFB = 2.3 V)
Low State (ISink = 0.4 mA, VFB = 2.7 V)
0.7
1.0
MHz
ISource
0.25
0.5
0.75
mA
VOH
VOL
5.0
5.7
2.1
2.44
V
MULTIPLIER
Dynamic Input Voltage Range
Multiplier Input (Pin 3)
Compensation (Pin 2)
VPin 3
VPin 2
0 to 2.5
VFB to
(VFB + 1.0)
0 to 3.5
VFB to
(VFB + 1.5)
V
Input Bias Current (VFB = 0 V)
Multiplier Gain (VPin 3 = 0.5 V, VPin 2 = VFB + 1.0 V) (Note 2)
IIB
K
–0.3
–1.0
μ
A
0.4
0.62
0.8
1/V
ZERO CURRENT DETECTOR
Input Threshold Voltage (Vin Increasing)
Hysteresis (Vin Decreasing)
Input Clamp Voltage
High State (IDET = 3.0 mA)
Low State (IDET = –3.0 mA)
Vth
VH
1.3
1.6
1.8
V
40
110
200
mV
VIH
VIL
6.1
0.3
6.7
0.7
1.0
V
NOTES:
1.Maximum package power dissipation limits must be observed.
Pin 4 Threshold Voltage
VPin 3(VPin 2 – VFB)
3. Tlow=
–4
0
°
C for MC34261
3. Tlow
= –40
°
C for MC33261
Thigh= +70
°
C for MC34261
Thigh
= +85
°
C for MC33261
2. K =
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