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ISL9108IRZ-T

P1-P3P4-P6P7-P9P10-P12
4
FN6612.0
December 21, 2007
Typical Operating Performance
FIGURE 1. EFFICIENY vs LOAD CURRENT (V
OUT
= 3.3V) FIGURE 2. EFFICIENCY vs LOAD CURRENT (V
OUT
= 2.5V)
FIGURE 3. EFFICIENCY vs LOAD CURRENT (V
OUT
= 1.6V) FIGURE 4. I
Q
vs V
IN
(MODE = V
IN
, V
OUT
= 1.6V, I
OUT
= 0)
FIGURE 5. I
Q
vs V
IN
(MODE = GND, V
OUT
= 1.6V, I
OUT
= 0)
50
55
60
65
70
75
80
85
90
95
100
0 500 1000 1500
LOAD CURRENT (mA)
EFFICIENCY (%)
V
IN
= 3.6V
V
IN
= 4.2V
0 500 1000 1500
50
55
60
65
70
75
80
85
90
95
100
LOAD CURRENT (mA)
EFFICIENCY (%)
V
IN
= 4.2V
V
IN
= 3.6V
50
55
60
65
70
75
80
85
90
95
100
0 500 1000 1500
LOAD CURRENT (mA)
EFFICIENCY (%)
EFFICIENCY @ 2.7V
EFFICIENCY @ 3.6V
EFFICIENCY @ 4.2V
0
5
10
15
20
25
30
2.7 3.4 4.1 4.8 5.5
INPUT VOLTAGE (V)
QUIESCENT CURRENT (µA)
0
1
2
3
4
5
6
7
8
2.7 3.4 4.1 4.8 5.5
INPUT VOLTAGE (V)
QUIESCENT CURRENT (mA)
ISL9107, ISL9108
5
FN6612.0
December 21, 2007
FIGURE 6. SOFT-START (V
IN
= 4.2V, V
OUT
= 1.6V,
I
OUT
=1.5A)
FIGURE 7. SOFT-START (V
IN
= 4.2V, V
OUT
= 1.6V,
I
OUT
=1mA)
FIGURE 8. STEADY-STATE IN SKIP MODE (V
IN
= 5.0V,
V
OUT
= 1.6V, I
OUT
= 35mA)
FIGURE 9. STEADY-STATE IN PWM MODE (V
IN
= 5.0V,
V
OUT
= 1.6V, I
OUT
= 1.5A)
FIGURE 10. LOAD TRANSIENT TEST (MODE = V
IN
= 5.0V;
V
O
= 1.6V; I
O
= 0.01A~1A)
FIGURE 11. LOAD TRANSIENT TEST (MODE = GND,
V
IN
= 5.0V; V
O
= 1.6V; I
O
= 0.01A~1A)
Typical Operating Performance (Continued)
5V/DIV
1V/DIV
5V/DIV
1A/DIV
200µs/DIV
V
SW
V
OUT
I
L
EN
200µs/DIV
5V/DIV
1V/DIV
5V/DIV
500mA/DIV
V
SW
V
OUT
I
L
EN
2µs/DIV
200mA/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
50mV/DIV
I
L
1µs/DIV
1A/DIV
20mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
V
SW
ISL9107, ISL9108
6
FN6612.0
December 21, 2007
FIGURE 12. LOAD TRANSIENT TEST (MODE = V
IN
= 4.2V;
V
O
= 1.6V; I
O
= 0.01A~1A)
FIGURE 13. LOAD TRANSIENT TEST (MODE = GND,
V
IN
= 4.2V; V
O
= 1.6V; I
O
= 0.01A~1A)
FIGURE 14. LOAD TRANSIENT TEST (MODE = V
IN
= 3.6V;
V
O
= 1.6V; I
O
= 0.01A~1A)
FIGURE 15. LOAD TRANSIENT TEST (MODE = GND,
V
IN
= 3.6V; V
O
= 1.6V; I
O
= 0.01A~1A)
Typical Operating Performance (Continued)
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
100µs/DIV
1A/DIV
100mV/DIV
5V/DIV
V
OUT
(AC COUPLED)
V
SW
I
L
ISL9107, ISL9108
P1-P3P4-P6P7-P9P10-P12

ISL9108IRZ-T

Mfr. #:
Buy ISL9108IRZ-T
Manufacturer:
Renesas / Intersil
Description:
Switching Voltage Regulators W/ANNEAL LW IQ BUCKG W/INT FET NO PG/RS
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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