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MC34262DR2G Datasheet(PDF) 3 Page - ON Semiconductor

Part # MC34262DR2G
Description  Power Factor Controllers
Download  19 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

MC34262DR2G Datasheet(HTML) 3 Page - ON Semiconductor

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MC34262, MC33262
http://onsemi.com
3
ELECTRICAL CHARACTERISTICS (continued) (VCC = 12 V (Note 5), for typical values TA = 25°C, for min/max values TA is the
operating ambient temperature range that applies (Note 6), unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
MULTIPLIER
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 7)
K
0.43
0.65
0.87
1/V
ZERO CURRENT DETECTOR
Input Threshold Voltage (Vin Increasing)
Vth
1.33
1.6
1.87
V
Hysteresis (Vin Decreasing)
VH
100
200
300
mV
Input Clamp Voltage
High State (IDET = + 3.0 mA)
Low State (IDET = − 3.0 mA)
VIH
VIL
6.1
0.3
6.7
0.7
1.0
V
CURRENT SENSE COMPARATOR
Input Bias Current (VPin 4 = 0 V)
IIB
− 0.15
−1.0
mA
Input Offset Voltage (VPin 2 = 1.1 V, VPin 3 = 0 V)
VIO
9.0
25
mV
Maximum Current Sense Input Threshold (Note 8)
Vth(max)
1.3
1.5
1.8
V
Delay to Output
tPHL(in/out)
200
400
ns
DRIVE OUTPUT
Output Voltage (VCC = 12 V)
Low State
(ISink = 20 mA)
Low State
(ISink = 200 mA)
High State
(ISource = 20 mA)
High State
(ISource = 200 mA)
VOL
VOH
9.8
7.8
0.3
2.4
10.3
8.4
0.8
3.3
V
Output Voltage (VCC = 30 V)
High State (ISource = 20 mA, CL = 15 pF)
VO(max)
14
16
18
V
Output Voltage Rise Time (CL = 1.0 nF)
tr
50
120
ns
Output Voltage Fall Time (CL = 1.0 nF)
tf
50
120
ns
Output Voltage with UVLO Activated
(VCC = 7.0 V, ISink = 1.0 mA)
VO(UVLO)
0.1
0.5
V
RESTART TIMER
Restart Time Delay
tDLY
200
620
ms
UNDERVOLTAGE LOCKOUT
Startup Threshold (VCC Increasing)
Vth(on)
11.5
13
14.5
V
Minimum Operating Voltage After Turn−On (VCC Decreasing)
VShutdown
7.0
8.0
9.0
V
Hysteresis
VH
3.8
5.0
6.2
V
TOTAL DEVICE
Power Supply Current
Startup (VCC = 7.0 V)
Operating
Dynamic Operating (50 kHz, CL = 1.0 nF)
ICC
0.25
6.5
9.0
0.4
12
20
mA
Power Supply Zener Voltage (ICC = 25 mA)
VZ
30
36
V
4. Maximum package power dissipation limits must be observed.
5. Adjust VCC above the startup threshold before setting to 12 V.
6. Tlow =0°C for MC34262
Thigh = +85°C for MC34262
= −40
°C for MC33262
= +105
°C for MC33262.
7. K
+
Pin 4 Threshold
VPin 3 (VPin2 * Vth(M))
8. This parameter is measured with VFB = 0 V, and VPin 3 = 3.0 V.


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