ISL8033AIRZ Intersil, ISL8033AIRZ Datasheet - Page 8

• Manufacturer Part Number: ISL8033AIRZ
• Description: IC REG SYNC BUCK DUAL 3A 24QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of ISL8033AIRZ

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 V ~ 6 V
• Current - Output: 3A
• Frequency - Switching: 2.5MHz
• Voltage - Input: 2.85 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Operating Performance ISL8033
Unless otherwise noted, operating conditions are:
I
OUT1
1.500
1.495
1.490
1.485
1.480
1.475
1.470
100
= I
FIGURE 5. POWER DISSIPATION, T
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
FIGURE 7. LOAD REGULATION, V
OUT2
0
0.0
0.0
FIGURE 3. EFFICIENCY, T
0
= 0A to 3A.
1.8V
0.5
0.5
0.5
OUT
5V
1.0
1.0
1.0
IN
2.5V
I
OUT
5V
I
I
8
OUT
OUT
OUT
IN
1.5
1.5
(A)
A
1.2V
1.5
(A)
(A)
= +25°C V
OUT
A
OUT
= +25°C V
= 1.5V T
2.0
2.0
3.3V
2.0
3.3V
T
1.5V
A
IN
IN
= +25°C, V
= 3.3V
A
ISL8033, ISL8033A
IN
OUT
2.5
= +25°C
OUT
2.5
2.5
= 1.8V
IN
3.0
3.0
= 5V, EN = V
3.0
IN
, L1 = L2 = 1.5
1.210
1.205
1.200
1.195
1.190
1.185
1.180
1.800
1.795
1.790
1.785
1.780
1.775
1.770
100
FIGURE 6. LOAD REGULATION, V
FIGURE 8. LOAD REGULATION, V
90
80
70
60
50
40
0.0
0.0
0
FIGURE 4. EFFICIENCY, T
3.3V
µ
H, C1 = C2 = C4 = 2x22µF, V
0.5
0.5
OUT
0.5
5V
1.8V
IN
5V
IN
OUT
1.0
1.0
1.0
I
2.5V
OUT
IOUT (A)
I
OUT
1.5
1.5
A
1.5
OUT
(A)
= +25°C, V
(A)
OUT
OUT
1.2V
OUT1
= 1.2V T
3.3V
= 1.8V T
2.0
3.3V
OUT
2.0
2.0
= 1.2V, V
IN
IN
IN
A
A
1.5V
= 5V
2.5
= +25°C
= +25°C
2.5
2.5
March 24, 2011
OUT2
OUT
FN6854.2
= 1.8V,
3.0
3.0
3.0