ISL9104IRUBZ-T Intersil, ISL9104IRUBZ-T Datasheet - Page 4

• Manufacturer Part Number: ISL9104IRUBZ-T
• Description: IC CONV SYNC 4.3MHZ 500MA 6-TDFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL9104IRUBZ-T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.5V
• Current - Output: 500mA
• Frequency - Switching: 4.3MHz
• Voltage - Input: 2.7 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 6-µTDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Electrical Specifications
NOTE:
Typical Operating Performance
FIGURE 3. INPUT QUIESCENT CURRENT vs V
SW Leakage Current
PWM Switching Frequency
SW Minimum On-Time
Soft-Start-Up Time
EN
Logic Input Low
Logic Input High
Logic Input Leakage Current
Thermal Shutdown
Thermal Shutdown Hysteresis
6. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
FIGURE 1. EFFICIENCY vs LOAD CURRENT (V
and are not production tested.
100
90
80
70
60
50
40
30
20
10
30
25
20
15
10
0
2.70
0
PARAMETER
3.25
V
0.1
IN
T = +85°C
T = -45°C
= 3.8V
3.80
LOAD CURRENT (A)
INPUT VOLTAGE (V)
V
0.2
IN
= 2.7V
4
4.35
Unless otherwise noted, all parameter limits are guaranteed over the recommended operating conditions and
the typical specifications are measured at the following conditions: T
C
operating temperature range, -40°C to +85°C. (Continued)
T = +25°C
1
V
IN
= 4.7µF, C
= 4.9V
0.3
4.90
SYMBOL
2
IN
= 4.7µF, I
0.4
f
S
(V
OUT
5.45
OUT
ISL9104, ISL9104A
= 1.5V)
SW at Hi-Z state
V
= 2.5V)
OUT
IN
0.5
6.00
= 3.6V, T
= 0A (see “Typical Applications” on page 8). Boldface limits apply over the
TEST CONDITIONS
A
= -20°C to +85°C
FIGURE 2. EFFICIENCY vs LOAD CURRENT (V
FIGURE 4. OUTPUT VOLTAGE vs LOAD CURRENT
1.630
1.625
1.620
1.615
1.610
1.605
1.600
100
90
80
70
60
50
40
30
20
10
0
0
0
V
IN
= 3.5V
(V
IN
LOAD CURRENT RISING
0.1
100
= 3.6V, V
A
V
LOAD CURRENT (A)
= +25°C, V
LOAD CURRENT FALLING
(Note 6)
IN
OUT
0.2
MIN
= 4.5V
3.6
1.4
200
-
-
-
-
-
-
-
I
OUT
= 1.6V)
(mA)
IN
TYP
0.01
130
1.0
4.3
0.1
0.3
= V
65
30
300
-
-
EN
V
= 3.6V, L = 1.0µH,
(Note 6)
IN
MAX
4.9
0.4
= 5.5V
0.4
2
1
-
-
-
-
-
400
November 24, 2009
OUT
= 2.5V)
UNITS
FN6829.4
MHz
ms
µA
µA
°C
°C
ns
V
V
0.5
500