MAX889TESA+ Maxim Integrated Products, MAX889TESA+ Datasheet - Page 3

• Manufacturer Part Number: MAX889TESA+
• Description: IC CHRG PUMP 200MA 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Switched Capacitor (Charge Pump), Invertingr

Specifications of MAX889TESA+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: -2.5 ~ -5.5 V
• Current - Output: 200mA
• Frequency - Switching: 2MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 471mW
• Function: Inverting
• Output Voltage: - 2.5 V to - 5.5 V
• Output Current: 200 mA (Min)
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
(V
(Circuit of Figure 1, V
Note 1: Specifications to -40°C are guaranteed by design, not production tested.
Supply Voltage Range
Output Voltage Range
Maximum Output Current
Quiescent Supply
Current (Free-Run Mode)
Quiescent Supply
Current (Regulated Mode)
Shutdown Supply Current
Open-Loop Output
Resistance (Free-Run Mode)
SHDN FB Input Bias Current
FB Input Offset Voltage
IN Undervoltage Lockout
Threshold
SHDN Logic High
SHDN Logic Low
Switching Frequency
IN
-3.25
-3.26
-3.27
-3.28
-3.29
-3.30
-3.31
-3.32
-3.33
= V
0
SHDN
PARAMETER
OUTPUT LOAD CURRENT (mA)
= +5V, capacitors from Table 1, T
200
vs. LOAD CURRENT
MAX889T
MAX889S
OUTPUT VOLTAGE
_______________________________________________________________________________________
IN
400
= V
SHDN
MAX889R
600
= +5V, capacitors from Table 1, T
I
Q(REGULATED)
I
Q(FREE-RUN)
I
I
OUT(MAX)2
OUT(MAX)1
SYMBOL
I
800
V
SHDN
f
V
V
OSC
R
V
OUT
IN
IH
IL
O
200mA, Inverting Charge Pump
A
40
30
20
10
0
= -40°C to +85°C, unless otherwise noted.) (Note 1)
0
R
R
V
V
No load, V
No load, V
-3.3V
V
V
I
V
V
MAX889R
MAX889S
MAX889T
LOAD
IN
IN
FB
IN
IN
LOAD
SHDN
LOAD
= 5V, V
= 3.3V, V
rising (30mV hysteresis)
= +2.7V to +5.5V
50
High-Frequency, Regulated,
= V
vs. LOAD CURRENT vs. C
= 0
= 100Ω
= 0
= 100Ω
IN
100
LOAD CURRENT (mA)
OUTPUT RIPPLE
FB =
OUT
OUT
MAX889R
C
150
OUT
OUT
CONDITIONS
A
regulated to
V
= -3.3V
IN
= 10µF
= +25°C, unless otherwise noted.)
200
= -2.5V
Typical Operating Characteristics
C
OUT
250
= 47µF
C
OUT
OUT
= 22µF
300
MAX889R
MAX889S
MAX889T
MAX889R
MAX889S
MAX889T
350
40
30
20
10
0
0.7 x V
0
0.375
0.75
MIN
-2.5
200
145
2.7
2.3
1.5
50
vs. LOAD CURRENT vs. C
IN
100
LOAD CURRENT (mA)
OUTPUT RIPPLE
MAX889S
150
C
OUT
0.3 x V
200
0.62
MAX
= 4.7µF
1.25
-V
±35
5.5
4.5
2.6
2.5
12
24
48
12
22
50
±1
7
IN
250
C
C
OUT
IN
OUT
OUT
= 10µF
300
= 22µF
UNITS
MHz
mA
mA
mA
mV
µA
µA
Ω
V
V
V
V
350
3