MC33341DG ON Semiconductor, MC33341DG Datasheet - Page 8

• Manufacturer Part Number: MC33341DG
• Description: IC CTRLR BATTERY PS REG 8-SOIC
• Manufacturer: ON Semiconductor

Specifications of MC33341DG

• Function: Charge Management
• Battery Type: All Battery Types
• Voltage - Supply: 2.3 V ~ 16 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Output Current: 50 mA
• Operating Supply Voltage: 2.3 V to 15 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The above figure shows the MC33341 configured for source high−side current sensing with an externally adjustable current threshold.
Operation of this circuit is similar to that of Figure 14. The current regulation threshold can be adjusted over a range of 0 V to 200 mV with
respect to Pin 4.
Source
Current
Control
Source
Return
Isolator
Opto
V reg + V
+ 1.2 R2
Externally Adjustable Current and Internally Fixed Voltage Thresholds
th(V)
R1
R2
R1
) 1
) 1
Figure 15. Source High−Side Current Sensing with
1.2 V
8
1
R
R
R
Differential Amp
Disable Logic
Differential Amp
Inverting Amp
R
R
R
http://onsemi.com
V
V
0.4 V
CC
7
2
CC
I reg +
MC33341
V
V
CC
CC
8
1.2 V
V
R
th(Pin 2)
S
V
R
I
sen
V
sen
I
S
th
th
0.2 V
V
CC
V
I
6
3
Transconductance
R3
V
V
Comp
CC
CC
0.2 V 0.4 V 1.2 V
Amp
Reference
V
CC
V
CC
R3 +
5
4
R2
I
pk
R
0.02
S
– 0.6
R1
Load
Load
Battery or
Resistive
Load