SC600AIMSTRT Semtech, SC600AIMSTRT Datasheet - Page 3

• Manufacturer Part Number: SC600AIMSTRT
• Description: IC, LED DRIVER, CHARGE PUMP, MSOP-10
• Manufacturer: Semtech

Specifications of SC600AIMSTRT

• Led Driver Application: LED Backlighting, Portable Electronics
• No. Of Outputs: 1
• Output Current: 60mA
• Output Voltage: 5.25V
• Input Voltage: 2.5V To 6.5V
• Topology: Charge Pump
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Notes:
1) Version C has an extended input voltage range of operation at V
2) 650kHz allows the use of a smaller bucket capacitor.
3) Guaranteed by design.
4) Peak-to-peak output ripple voltage with C
POWER MANAGEMENT
Electrical Characteristics (Cont.)
© 2006 Semtech Corp.
Parameter
Output Current
Pump Frequency
Frequency Mode
Transition Time
Short Circuit Current
Input High Threshold
Input Low Threshold
Input High Current
Input Low Current
Mode Transition
Voltage
Power Effi ciency
from Battery to
Regulated Charge
Pump Output@262kHz
Output Ripple
Voltage
Symbol
f
T
I
V
PUMP
V
V
V
I
V
OUT
I
I
FMT
η
SC
IH
IL
PP
IH
IN
IN
IL
OUT
= C
Freq. = 262kHz or 650kHz
BUCKET
Freq. = 262kHz or 650kHz
V
mode to any other frequency mode
V
=1μF and X5R dielectric.
Transition time from one frequency
IN
All Input Pins (Enable, CD4, CX8)
All Input Pins (Enable, CD4, CX8)
All Input Pins (Enable, CD4, CX8)
All Input Pins (Enable, CD4, CX8)
IN
1.5x to 2x mode, Versions C & D
2x to 1.5x mode, Versions C & D
1.5x to 2x mode, Versions A & B
2x to 1.5x mode, Versions A & B
Freq = 262kHz, I
= 3.60V, V
Freq. = 32kHz; Versions B & D
Freq. = 32kHz; Versions A & C
Enable = 1, CD4 = 0, CX8 = 0
Enable = 1, CD4 = 1, CX8 = 0
Enable = 1, CD4 = 0, CX8 = 1
Enable = 1, CD4 = 1, CX8 = 1
= 3.60V, V
Freq. = 8kHz; Versions B & D
Freq. = 8kHz; Versions A & C
IN
V
= 2.60V to 5.5V.
OUT
Conditions
Hysteresis
Hysteresis
OUT
= 0V, I
OUT
= 4.5V, I
= 5.0V, I
3
OUT
OUT
(2)
= 60mA
(2)
= I
; Versions B & D
; Versions A & C
OUT
OUT
IN
= 120mA
= 60mA
(2), (3)
(3)
-15%
-15%
-13%
-20%
3.43
3.48
3.23
3.33
Min
1.3
30
40
32.768
262.14
8.192
3.50
3.58
3.30
3.40
Typ
650
180
100
80
92
83
25
1
+15%
+15%
+15%
+20%
www.semtech.com
Max
3.56
3.64
3.36
3.46
120
600
180
180
0.4
60
10
20
40
10
10
45
5
SC600
Period
Units
kHz
mV
mV
mV
mA
mA
μA
μA
%
%
V
V
V
V
V
V