MAX850ESA+ Maxim Integrated Products, MAX850ESA+ Datasheet - Page 4

• Manufacturer Part Number: MAX850ESA+
• Description: IC PWR SUP CHRG PUMP 8SOIC
• Manufacturer: Maxim Integrated Products
• Type: Switched Capacitor (Charge Pump), Invertingr

Specifications of MAX850ESA+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: -4.1V, -05 ~ -9 V
• Current - Output: 5mA
• Frequency - Switching: 100kHz
• Voltage - Input: 4.5 ~ 10 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: - 4.1 V or - 0.5 V to - 9 V
• Output Current: 5 mA
• Supply Current: 2 mA
• Maximum Operating Temperature: + 85 C
• Input Voltage: 4.5 V to 10 V
• Maximum Power Dissipation: 471 mW
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Switching Frequency: 100 KHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Low-Noise, Regulated, Negative
Charge-Pump Power Supplies for GaAsFET Bias
(Circuit of Figure 2a, V
4
_____________________________Typical Operating Characteristics (continued)
______________________________________________________________________________________
-10
-20
-30
V
70
60
50
40
30
20
10
IN
0
0.1
= 6.0V, V
OUT
OUTPUT NOISE AND RIPPLE
= -4.1V, I
1.0
MAX850–MAX852
IN
MAX850–MAX852
NOISE SPECTRUM
= 6V, T
FREQUENCY (kHz)
10 s/div
OUT
= 5mA, AC COUPLED
10
A
= +25°C, unless otherwise noted.)
100
1000
V
500 V/div
OUT
NOTE: dBµV = 20 log V
1µV
OUT
-10
-20
-30
70
60
50
40
30
20
10
0
V
0.1
IN
= 6.0V, V
OUT
OUTPUT NOISE AND RIPPLE
1.0
= -4.1V, I
NOISE SPECTRUM
FREQUENCY (kHz)
MAX853
MAX853
10 s/div
OUT
= 5mA, AC COUPLED
10
100
1000
V
500 V/div
OUT