ISL8009AIRZ-TK Intersil, ISL8009AIRZ-TK Datasheet - Page 6

• Manufacturer Part Number: ISL8009AIRZ-TK
• Description: IC REG SYNC BUCK 1.5A 8-DFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8009AIRZ-TK

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Current - Output: 1.5A
• Frequency - Switching: 1.6MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Operating Performance
FIGURE 11. POWER DISSIPATION vs V
FIGURE 9. V
FIGURE 7. V
1.84
1.83
1.82
1.81
1.80
1.79
1.78
1.77
1.76
3.42
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
45
40
35
30
25
20
15
10
5
0
0.00
2.75
0.00
2.7V
4V
IN
IN
3.3V
- PWM
LOAD, V
0.25
- PWM
OUT
0.25
OUT
5.5V
3.25
4V
IN
IN
5.5V
IN
REGULATION VS LOAD, V
REGULATION vs LOAD, V
- PWM
- PWM
- PWM
IN
0.50
OUT
0.50
OUTPUT LOAD (A)
4V
OUTPUT LOAD (A)
NO LOAD- PWM
3.75
- PWM
IN
= 1.8V
- PFM
V
2.7V
6
IN
0.75
0.75
(V)
4.25
IN
NO LOAD - PFM
5.5V
- PFM
5V
5.5V
IN
IN
1.00
1.00
IN
-PFM
- PFM
4.75
- PFM
IN
AT NO
OUT
OUT
1.25
4V
1.25
IN
= 1.8V
5.25
-PFM
= 3.3V
ISL8009A
1.50
1.50
(Unless otherwise noted, operating conditions are: T
V
C
VIN
2
= 20µF, I
= 5V, EN = VIN, RSI = SKIP = 0V, L = 2.2µH, C
FIGURE 10. POWER DISSIPATION vs LOAD, 1.6 MHz,
FIGURE 12. OUTPUT VOLTAGE REGULATION vs V
FIGURE 8. V
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.47
2.46
2.5
2.0
1.5
1.0
0.5
0.0
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.00
2.0
OUT
0.00
3.3V
0.75A LOAD
5V
= 0A) (Continued)
IN
3.3V
IN
5V
2.5
V
PWM MODE
0.25
- PWM
OUT
0.25
OUT
- PWM
IN
IN
- PWM
- PWM
REGULATION vs LOAD, V
= 1.8V
3.0
3.3V
NO LOAD
0.50
0.50
1.5A LOAD
INPUT VOLTAGE (V)
OUTPUT LOAD (A)
OUTPUT LOAD (A)
5V
2.8V
IN
IN
3.5
- PFM
- PFM
IN
0.75
0.75
- PFM
4.0
5V
IN
1.00
1.00
- PFM
4.5
November 19, 2009
2.8V
3.3V
A
OUT
1.25
1
= +25°C,
1.25
IN
IN
5.0
= 20µF,
-PFM
- PWM
= 2.5V
FN6656.2
IN
1.50
1.50
5.5