DS3920T-001+ Maxim Integrated Products, DS3920T-001+ Datasheet - Page 5

• Manufacturer Part Number: DS3920T-001+
• Description: Current & Power Monitors & Regulators Fast APD Bias
• Manufacturer: Maxim Integrated Products

Specifications of DS3920T-001+

• Lead Free Status / Rohs Status: Details

(T
A
CH1
= +25°C, unless otherwise noted.)
0A
T
CH1: I
A: MIROUT SHORTS TO GND THROUGH 10Ω
B: CURRENT LIMIT ACTIVE
C: THERMAL SHUTDOWN
D: POST COOL-DOWN REENTRY
E: THERMAL SHUTDOWN
F: POST COOL-DOWN REENTRY
A
= +40°C
TOP VIEW
SHORT-CIRCUIT RESPONSE
A
MIROUT
B
DIODE
(V
, 5mA/div
GND
MIR
MIRIN
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20ms/div
1
2
3
= 40V)
+
SOT23
DS3920
C
Pin Configuration
D E F
DS3920 toc12
6
5
4
MIRIN
N.C.
MIROUT
CH1
0A
Typical Operating Characteristics (continued)
T
CH1: I
A: MIROUT SHORTS TO GND THROUGH 10Ω
B: CURRENT LIMIT ACTIVE
C: THERMAL SHUTDOWN
D: POST COOL-DOWN REENTRY
E: THERMAL SHUTDOWN
F: POST COOL-DOWN REENTRY
A
= +40°C
SHORT-CIRCUIT RESPONSE
MIROUT
A
(V
, 5mA/div
B
MIRIN
20ms/div
= 76V)
PIN
1
2
3
4
5
6
C
D E F
DS3920 toc13
MIROUT
DIODE
NAME
MIRIN
GND
N.C.
MIR
Fast Current Mirror
Protection Diode. External potential used
for voltage clamping of V
this pin can be left unconnected.
Ground
Mirror Current Monitor Output, 5:1 Ratio
Current Mirror Voltage Output. Connect to
photodiode bias pin. Photodiode
provides reference current for the mirror.
No Connection. Not internally
connected.
Current Voltage Bias
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.001
VOLTAGE DROP vs. MIROUT CURRENT
V
MIRIN
T
A
= +25°C
0.01
= 2.97V
T
A
Pin Description
FUNCTION
= +85°C
T
A
= -40°C
I
0.1
MIROUT
DS3920
(mA)
MIR
T
1
A
. If unused,
= +100°C
10
100