參數(shù)資料
型號(hào)： MC34262D
廠商： ON SEMICONDUCTOR
元件分類： 穩(wěn)壓器
英文描述： POWER FACTOR CONTROLLERS
中文描述： 0.5 A POWER FACTOR CONTROLLER, PDSO8
封裝： PLASTIC, SOIC-8
文件頁數(shù)： 2/16頁
文件大?。?/td> 393K
代理商： MC34262D
MC34262 MC33262
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 751
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)
MC34262
MC33262
0 to + 85
– 40 to +105
°
C
Storage Temperature
Tstg
– 65 to +150
°
C
ELECTRICAL CHARACTERISTICS
(VCC = 12 V (Note 2), 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)
Transconductance (TA = 25
°
C)
Output Current
Source (VFB = 2.3 V)
Sink (VFB = 2.7 V)
VFB
2.465
2.44
2.5
—
2.535
2.54
V
Regline
IIB
gm
IO
—
1.0
10
mV
—
– 0.1
– 0.5
μ
A
80
100
130
μ
mho
—
—
10
10
—
—
μ
A
Output Voltage Swing
High State (VFB = 2.3 V)
Low State (VFB = 2.7 V)
VOH(ea)
VOL(ea)
5.8
—
6.4
1.7
—
2.4
V
OVERVOLTAGE COMPARATOR
Voltage Feedback Input Threshold
VFB(OV)
1.065 VFB
1.08 VFB
1.095 VFB
V
MULTIPLIER
Input Bias Current, Pin 3 (VFB = 0 V)
Input Threshold, Pin 2
IIB
—
– 0.1
– 0.5
μ
A
Vth(M)
1.05 VOL(EA)
1.2 VOL(EA)
—
V
Dynamic Input Voltage Range
Multiplier Input (Pin 3)
Compensation (Pin 2)
VPin 3
VPin 2
0 to 2.5
Vth(M) to
(Vth(M) + 1.0)
0 to 3.5
Vth(M) to
(Vth(M) + 1.5)
—
—
V
Multiplier Gain (VPin 3 = 0.5 V, VPin 2 = Vth(M) + 1.0 V) (Note 4)
K
0.43
0.65
0.87
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
1.33
1.6
1.87
V
100
200
300
mV
VIH
VIL
6.1
0.3
6.7
0.7
—
1.0
V
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