ADM8845ACP-REEL Analog Devices Inc, ADM8845ACP-REEL Datasheet - Page 6

• Manufacturer Part Number: ADM8845ACP-REEL
• Description: IC,Laser Diode/LED Driver,LLCC,16PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Type: Backlight, White LEDr

Specifications of ADM8845ACP-REEL

• Constant Current: Yes
• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: White LED
• Frequency: 200kHz
• Voltage - Supply: 2.6 V ~ 5.5 V
• Voltage - Output: 4.81V
• Mounting Type: Surface Mount
• Package / Case: 16-LFCSP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 88%
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: ADM8845EB-EVALZ - BOARD EVALUATION FOR ADM8845
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ADM8845
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 5. I
–0.1
–0.2
–0.3
0.3
0.2
0.1
35
30
25
20
15
10
20.35
20.30
20.25
20.20
20.15
20.10
20.05
20.00
0
5
4.75
2.6
Figure 4. I
–40
LED
Matching (%) over Temperature (°C), V
6.75
–20
3.1
LED
Figure 3. I
(mA) vs. Temperature (°C), Six LEDs Enabled
TEMPERATURE (C)
0
3.6
8.75
SUPPLY VOLTAGE (V)
Six LEDs Enabled
LED
R
SET
(mA) Current vs. R
25
(k)
4.1
10.75
45
–40C
25C
85C
4.6
12.75
65
SET
CC
= 3.6 V, I
5.1
85
14.75
LED
= 20 mA,
5.6
Rev. C | Page 6 of 20
20.24
20.22
20.20
20.18
20.16
20.14
20.12
20.10
20.08
–0.1
–0.2
–0.3
–0.4
Figure 7. I
0.4
0.3
0.2
0.1
35
30
25
20
15
10
Figure 6. I
–40
5
0
2.6
2.6
LED
3.0
3.0
LED
Figure 8. I
(mA) Variation over Temperature (°C), V
(mA) Matching Error (%) vs. Supply Voltage (V),
MAX NEGATIVE MATCHING ERROR
MAX POSITIVE MATCHING ERROR
T
3.4
3.4
A
= 25°C and I
0
LED
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
TEMPERATURE (C)
(mA) vs. Supply Voltage (V)
3.8
3.8
LED
4.2
4.2
= 20 mA
40
4.6
4.6
5.0
5.0
CC
= 3.6 V
80
5.4
5.4