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AL8812FDF-13 Datasheet(PDF) 4 Page - Diodes Incorporated

Part # AL8812FDF-13
Description  BOOST - BUCK DC-DC CONVERTER FOR DIMMABLE MR16 LED LAMPS
PDF  11 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AL8812FDF-13 Datasheet(HTML) 4 Page - Diodes Incorporated

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AL8812
Document number: DS37099 Rev. 1 - 2
4 of 11
www.diodes.com
March 2014
© Diodes Incorporated
AL8812
Performance Characteristics
Figure 1. Vce(sat) versus le
0.6
0.8
1
1.2
1.4
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Ie, Emitter Current (A)
1.24
1.245
1.25
1.255
1.26
0
10
2030
40
5060
70
80
90
100
Temperature (oC)
Figure 2. Reference Voltage versus Temp.
Figure 4. Standby Supply Current
versus Supply Voltage
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
5
10
15
20
25
30
35
40
Vcc, Supply Voltage (V)
1.4
1.45
1.5
1.55
1.6
1.65
1.7
1.75
1.8
100
300
500
700
900
1100
1300
1500
IE(mA)
Figure 5. Emitter Follower Configuration
Output Saturation Voltage vs. Emitter Current
0.1
1
10
100
1000
0.01
0.1
1
10
CT, Oscillator Timing Capacitor (nF)
Figure 6.Output Switch On-Off Time versus
Oscillator Timing Capacitor
V
CC = 5.0V
Pin 7 = V
CC
Pin 5 = GND
T
A = 25
oC
t
on
t
off
Vcc=2~10V
Pin1,7,8=Vcc
Pin3,5=GND
T
A=25
oC
Pin2=5
Figure 3. Current Limit Sense Voltage
versus Temperature
320
340
360
380
400
420
440
0
1020
30
40
50
6070
80
90
100
Temperature (oC)
≤10W



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