sc1464cms.tr Semtech Corporation, sc1464cms.tr Datasheet - Page 2

• Manufacturer Part Number: sc1464cms.tr
• Description: 60ma Programmable Fixed Frequency Charge Pump Doubler
• Manufacturer: Semtech Corporation

PRELIMINARY - August 11, 2000
ABSOLUTE MAXIMUM RATINGS
Parameter
Input Supply Voltage
Output Voltage
V
Operating Ambient Temperature Range
Operating Junction Temperature
Storage Temperature Range
Lead Temperature (Soldering) 10 Sec
Thermal Temperature Junction to Ambient
Thermal Impedance Junction to Case
ELECTRICAL CHARACTERISTICS
Unless specified, T
Parameter
Input Supply Voltage
Input Supply Current
Output Current
Max. Output Voltage
Short Circuit Current
Output Ripple (pk-pk)
Power Efficiency
Oscillator Frequency
© 2000 SEMTECH CORP.
OUT
Short-Circuit Duration
A
= -40° C to 85° C, EN = V
(3)
(1)(3)
Symbol
OSC
V
V
I
V
I
I
OUT
♣
SC
IN
O
IN
R
IN
V
V
V
V
C
, C
I
I
I
I
bucket
I
I
I
I
= 2.85, TF1 = 0, TF2 = 1. freq = 8kHz
= 2.85, TF1 = 0, TF2 = 0. freq = 32kHz
= 2.85, TF1 = 1, TF2 = 0. freq = 260kHz
= 2.85, TF1 = TF2 = 1. freq = 1MHz
O
O
O
O
Bucket
= 0 TF1 = 0, TF2 = 1, freq = 8kHz
= 0 TF1 = 0, TF2 = 0, freq = 32kHz
= 0 TF1 = 1, TF2 = 0, freq = 260kHz
= 0 TF1 = 1, TF2 = 1, freq = 1MHz
I
O
= 220nF
60mA PROGRAMMABLE FIXED
FREQUENCY CHARGE PUMP DOUBLER
I
= 2.2µF(ESR = 0.1τ), C
= 60mA, Frequency = 260kHz
O
V
= 60mA, TF1 = 1, TF2 = 0
O
= 0 to V
Test Conditions
TF1 = 0, TF2 = 1
TF1 = 0, TF2 = 0
TF1 = 1, TF2 = 0
TF1 = TF2 = 1
EN = GND
I
O
IN
Symbol
= 0
- 1V, I
T
T
SC
V
°
V
°
T
T
LEAD
STG
652 MITCHELL ROAD NEWBURY PARK CA 91320
JA
JC
IN
O
A
J
IN
O
, C
= I
OUT
IN
= 3.3µF(ESR = 1τ), V
-40 to +125
-65 to +150
Maximum
-40 to +85
-0.3 to +4
-0.3 to +8
Indefinite
241.13 262.10 283.07
30.18
7.82
0.92
MIN
2.5
20
60
45
85
300
185
5
47
IN
= 3V±5%, V
32.80
TYP
8.50
1.00
270
150
1.6
5.8
45
OUT
35.42
MAX
2*V
9.18
1.08
330
170
3.5
55
2
8
1
= 5.2V to 6.2V.
SC1464
IN
Units
°C/W
°C/W
°C
°C
°C
°C
V
V
Units
MHz
kHz
kHz
kHz
mA
mA
mA
mV
µA
µA
%
V
V
2