ISL9305IRTWCNLZ-T Intersil, ISL9305IRTWCNLZ-T Datasheet - Page 15

• Manufacturer Part Number: ISL9305IRTWCNLZ-T
• Description: IC PMIC 800MA 3MHZ 16TQFN
• Manufacturer: Intersil

Specifications of ISL9305IRTWCNLZ-T

• Topology: Step-Down (Buck) (2), Linear (LDO) (2)
• Function: Any Function
• Number Of Outputs: 4
• Frequency - Switching: 3MHz
• Voltage/current - Output 1: 0.8 V ~ 5.5 V, 800mA
• Voltage/current - Output 2: 0.8 V ~ 5.5 V, 800mA
• Voltage/current - Output 3: 0.9 V ~ 3.3 V, 350mA
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 1.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 17. EFFICIENCY vs OUTPUT CURRENT (V
FIGURE 19. RIPPLE REJECTION RATIO vs FREQUENCY
100
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0.1
0
0.1
PWM MODE)
V
V
LOAD = 300mA
IN
OUT
= 3.6V
= 2.6V
V
OUTPUT CURRENT (mA)
1
1
IN
FREQUENCY (kHz)
= 3.6V
V
15
IN
PSRR
= 2.8V
10
10
100
100
V
OUT
IN
= 5.5V
= 1.8V, FORCED
1000
1k
ISL9305
FIGURE 18. EFFICIENCY vs OUTPUT CURRENT (V
FIGURE 20. QUIESCENT CURRENT vs INPUT VOLTAGE
100
58
56
54
52
50
48
46
44
42
40
90
80
70
60
50
40
30
20
10
0
2.5
0.1
PWM)
V
DCD1 = DCD2 = NO SWITCHING, NO LOAD
LDO1 = LDO2 = DISABLED
O
V
= 1.2V
IN
3.0
= 2.8V
OUTPUT CURRENT (mA)
1
3.5
INPUT VOLTAGE (V)
V
4.0
IN
+25°C
-40°C
+85°C
10
= 3.6V
4.5
V
5.0
100
IN
OUT
= 5.5V
= 1.8V, PFM to
5.5
November 8, 2010
1k
6.0
FN7605.0